{"band":"adequate","note":"Deterministic layer only. No model calls were made and no source content left this machine.","layer":"deterministic","coverage":{"statement":"A repository answers roughly three and a half of seven dimensions. The rest are reported as not assessable, with the questions a human would ask instead.","languages_read":["1C Enterprise","4D","ABAP","ABAP CDS","AGS Script","AIDL","AL","ALGOL","AMPL","ANTLR","APL","ASL","ASP.NET","ATS","ActionScript","Ada","Agda","Aiken","Aleo","Alloy","AngelScript","Answer Set Programming","Apex","Apollo Guidance Computer","AppleScript","Arc","ArkTS","AspectJ","Assembly","Augeas","AutoHotkey","AutoIt","Awk","B (Formal Method)","B4X","BAML","BQN","Ballerina","Batchfile","Beef","Befunge","Bend","Berry","Bicep","Bison","BitBake","BlitzBasic","BlitzMax","Bluespec","Boo","Boogie","Brightscript","C","C#","C++","C2hs Haskell","C3","CAP CDS","CLIPS","CMake","COBOL","CQL","CWeb","Cadence","Cairo","CameLIGO","Cangjie","Cap'n Proto","Carbon","CartoCSS","Ceylon","Chapel","Charity","ChucK","Circom","Cirru","Clarion","Clarity","Classic ASP","Clean","Click","Clojure","Clue","CodeQL","CoffeeScript","ColdFusion","ColdFusion CFC","Common Lisp","Common Workflow Language","Component Pascal","Crystal","Csound","Csound Document","Csound Score","Cuda","Curry","Cycript","Cypher","Cython","D","DIGITAL Command Language","DM","Dafny","Dart","Daslang","DataWeave","Dhall","Dockerfile","Dogescript","Dylan","E","ECL","EQ","EdgeQL","Elixir","Elm","Elvish","Emacs Lisp","EmberScript","Erlang","F#","F*","FIRRTL","FLUX","FPP","Factor","Fancy","Fantom","Fennel","Filebench WML","Flix","Fluent","Forth","Fortran","Fortran Free Form","FreeBASIC","FreeMarker","Futhark","G-code","GAML","GAMS","GAP","GDB","GDScript","GDShader","GLSL","GSC","Genero 4gl","Genshi","Gentoo Ebuild","Gentoo Eclass","Gherkin","Gleam","Glimmer JS","Glimmer TS","Glyph","Gno","Gnuplot","Go","Golo","Gosu","Grace","Grammatical Framework","Groovy","Groovy Server Pages","HCL","HIP","HLSL","Hack","Harbour","Hare","Haskell","Haxe","HiveQL","HolyC","Hurl","Hy","IDL","IGOR Pro","IL Assembly","ISPC","Idris","ImHex Pattern Language","ImageJ Macro","Imba","Inform 7","Ink","Inno Setup","Io","Ioke","Isabelle","J","JASS","JCL","JFlex","JSONiq","Jac","Jai","Janet","Java","Java Server Pages","Java Template Engine","JavaScript","JavaScript+ERB","JetBrains MPS","Jison","Jison Lex","Jolie","Jsonnet","Julia","Just","KCL","KRL","Kaitai Struct","KakouneScript","Koka","Kotlin","LFE","LLVM","LLVM TableGen","LOLCODE","LSL","LabVIEW","Langium","Lasso","Lean","Leo","Lex","LigoLANG","LilyPond","Linker Script","Liquidsoap","Literate Agda","Literate CoffeeScript","Literate Haskell","LiveCode Script","LiveScript","Lobster","Logos","Logtalk","LookML","Lua","Luau","M","M4","MATLAB","MAXScript","MLIR","MQL4","MQL5","MUF","Macaulay2","Makefile","Mako","Max","MeTTa","Mercury","Metal","MiniD","MiniZinc","Mint","Mirah","Modelica","Modula-3","Module Management System","Mojo","Monkey","MoonBit","MoonScript","Motorola 68K Assembly","Move","Myghty","NASL","NSIS","NWScript","Nearley","NetLinx","NetLinx+ERB","NetLogo","Nextflow","Nim","Nit","Nix","Nu","NumPy","OCaml","OMNeT++ NED","Oberon","Objective-C","Objective-C++","Objective-J","Odin","Omgrofl","Opa","Opal","Open Policy Agent","OpenCL","OpenQASM","OpenSCAD","OverPy","OverpassQL","Ox","Oxygene","Oz","P4","PDDL","PEG.js","PHP","PLSQL","PLpgSQL","POV-Ray SDL","Pact","Pan","Papyrus","Parrot","Parrot Assembly","Parrot Internal Representation","Pascal","Pawn","Pep8","Perl","PigLatin","Pike","PogoScript","Polar","Pony","Portugol","Power Query","PowerBuilder","PowerShell","Praat","Processing","Prolog","Promela","Propeller Spin","Puppet","PureBasic","PureScript","Pyret","Python","Q#","QML","QMake","QuakeC","Quint","R","RAScript","REALbasic","REXX","RPGLE","Racket","Ragel","Raku","Rascal","ReScript","Reason","ReasonLIGO","Rebol","Red","Redcode","RenderScript","Rhai","Ring","RobotFramework","Roc","Rocq Prover","Rouge","Ruby","Rust","SAS","SMT","SQF","SQL","SQLPL","SWIG","Sage","Sail","Salt","Scala","Scenic","Scheme","Scilab","Self","Shell","ShellSession","Shen","Sieve","Slang","Slash","SmPL","Smali","Smithy","Snakemake","Solidity","SourcePawn","Squirrel","Stan","Standard ML","Starlark","Stata","SurrealQL","Swift","SystemVerilog","TI Program","TL-Verilog","TLA","TSX","TXL","Tact","Talon","Tape","Tcl","Tcsh","Thrift","Toit","Tolk","Turing","TypeScript","Unified Parallel C","Uno","UnrealScript","Untyped Plutus Core","UrWeb","VBA","VBScript","VCL","VHDL","Vala","Verilog","Verse","Vim script","Visual Basic .NET","Visual Basic 6.0","Volt","Vyper","WDL","WGSL","WebAssembly","WebIDL","Whiley","Witcher Script","Wolfram Language","Wollok","Wren","X10","XC","XProc","XQuery","XS","XSLT","Xojo","Xonsh","Xtend","YARA","Yacc","Yul","ZAP","ZIL","Zeek","ZenScript","Zephir","Zig","Zimpl","eC","fish","hoon","mIRC Script","mcfunction","mupad","nesC","ooc","sed","wisp","xBase"],"total_dimensions":7,"assessable_dimensions":6},"dimensions":[{"id":"01","band":"adequate","name":"Architecture & Codebase — including AI provenance","coverage":"full","findings":[{"id":"01.6","band":"adequate","layer":"deterministic","title":"lib/onigmo/enc/unicode/name2ctype.h is 45,682 lines, 343× this codebase's median file","signal":"oversized_modules","weight":"corroborating","context":true,"evidence":[{"ref":"line-count","kind":"path","path":"lib/onigmo/enc/unicode/name2ctype.h","detail":"45,682 lines (343× median)","line_end":45682,"line_start":1},{"ref":"line-count","kind":"path","path":"lib/wasm-micro-runtime-WAMR-2.4.1/core/iwasm/interpreter/wasm_loader.c","detail":"16,845 lines (126× median)","line_end":16845,"line_start":1},{"ref":"line-count","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/mrbgems/mruby-compiler/core/y.tab.c","detail":"14,436 lines (108× median)","line_end":14436,"line_start":1},{"ref":"line-count","kind":"path","path":"lib/sqlite-amalgamation-3510100/sqlite3.h","detail":"13,969 lines (105× median)","line_end":13969,"line_start":1},{"ref":"line-count","kind":"path","path":"lib/librdkafka-2.15.0/src/rdkafka.h","detail":"11,796 lines (88× median)","line_end":11796,"line_start":1}],"observed":{"largest":45682,"library":{"n":382,"share":97,"value":343.5,"cutoff":138.63,"material":true,"percentile":85},"threshold":1330,"files_over":318,"median_lines":133},"standing":"Measured against its own codebase's median, it is larger than 97% of 382 surveyed projects' largest files.","dimension":"01","rationale":"The median source file here is 133 lines. 318 files exceed 1,330 lines, the largest being 45,682. Size is not a defect on its own — some problems genuinely live in one place — but these are where merge conflicts, review fatigue and single-owner knowledge concentrate, and they are the first thing that slows an inheriting engineer down.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."},{"id":"01.25","band":"adequate","layer":"deterministic","title":"1 base image floats: no version, or `latest`","signal":"build_reproducibility","weight":"corroborating","evidence":[{"ref":"dockerfiles/Dockerfile","kind":"path","path":"dockerfiles/Dockerfile","detail":"base image without a version","line_end":187,"line_start":187}],"observed":{"floating":1,"from_lines":70},"dimension":"01","rationale":"1 of 70 `FROM` lines in product Dockerfiles name an image without a version, or with `latest`. Each build pulls whatever the registry serves that day, so the image that ships can change without a commit, and last month's build cannot be reproduced. Pin a version, or a digest."}],"signals_run":11,"conclusive_signals":9,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"The tree carries design documentation (lib/cmetrics/docs/architecture.md and 2 more).","question":"Does it match what the team believes today? Ask them to walk through it against the code."},{"id":"01.39","kind":"H","where":"Your architects, with the product roadmap","question":"Is the architecture right for the next three years of the product?"},{"id":"01.40","kind":"H","where":"The team's reasoning at the time","question":"Were the home-grown components reasonable choices when they were made, and are they now?"}]},{"id":"02","band":"strong","name":"Engineering Process & SDLC Maturity","coverage":"high","findings":[],"signals_run":16,"conclusive_signals":15,"what_a_person_adds":[{"id":"02.32","kind":"H","where":"The code host's pull request data","question":"Is review real or a rubber stamp? Comment depth and time to approve need the pull request history."},{"id":"02.38","kind":"H","where":"The issue tracker: backlog, sprint history, estimate accuracy","question":"Is delivery planned and measured, or heroic?"},{"id":"02.37","kind":"H","where":"Tickets, chat and postmortems","question":"How are incidents run, reviewed and learned from?"}]},{"id":"03","band":"adequate","name":"Organization & Key-Person Risk","coverage":"partial","findings":[{"id":"03.1","band":"adequate","layer":"deterministic","title":"Bus factor 1: one account applies recent work","signal":"contributor_concentration","weight":"corroborating","evidence":[{"ref":"git log --format='%cE'","kind":"metric","detail":"last 24 months: one committer more than half of 3,545 commits; bus factor 1; 152 authors"}],"observed":{"years":12.5,"window":"last 24 months","authors":564,"top_share":"more than half","bus_factor":1,"applied_by_one":"more than half","authors_in_window":152,"top_share_all_time":"a quarter or more","bus_factor_all_time":2},"dimension":"03","rationale":"In the last 24 months, one account applied or wrote more than half of 3,545 non-merge commits, most of them written by others, among 152 authors; across all history, one contributor authored a quarter or more of 14,038. Every change passes through that one account, however many people write them. In a project with 152 recent contributors and 13 years of history, that is a question about one person's role rather than a fragile team — but it is the question to ask. "}],"signals_run":10,"conclusive_signals":10,"what_a_person_adds":[{"id":"03.29","kind":"H+","where":"The deal terms","measured":"One contributor authored a quarter or more of the commits in this history.","question":"Is that person part of the transaction, and for how long after it?"},{"id":"03.28","kind":"H","where":"The team; review history only suggests candidates","question":"Who mentors whom, and would that survive a departure?"},{"id":"03.30","kind":"H","where":"Recruiting data and the org chart","question":"Can the team grow, and who stands behind the top three contributors?"},{"id":"03.31","kind":"H","where":"HR data","question":"Is the seniority mix sound, and will pay survive your salary bands?"},{"id":"03.14","kind":"H","where":"Interviews and on-call history","question":"Is the pace sustainable? Commit times cannot say: git keeps no reliable local time."},{"id":"03.32","kind":"H","where":"Interviews","question":"Does the team want to stay after close?"},{"id":"03.33","kind":"H","where":"Time with the team","question":"How are decisions made and disagreements resolved?"}]},{"id":"04","band":"adequate","name":"Product & Engineering Maturity","coverage":"minimal","findings":[{"id":"04.17","band":"adequate","layer":"deterministic","title":"Ruby 3.2 is past end of life","signal":"eol_runtime","weight":"corroborating","context":true,"evidence":[{"ref":"lib/nghttp2-1.65.0/third-party/mruby/Dockerfile","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/Dockerfile","detail":"Ruby 3.2, end of life 2026-03-31"}],"observed":{"pinned":["ruby 3.2"],"eol_as_of":"2026-09-24"},"dimension":"04","rationale":"The code is pinned to Ruby 3.2 (end of life 2026-03-31). None of these receives security fixes any more; the first stopped on 2026-03-31. Moving off an unsupported runtime is rarely a one-line change, so a buyer should ask whether the upgrade is planned and what it touches.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"04.19","band":"adequate","layer":"deterministic","title":"16% of bug fixes add or change a test","signal":"fixes_with_tests","weight":"corroborating","evidence":[{"ref":"fix commits touching tests","kind":"metric","detail":"62 of 392"}],"observed":{"fixes":392,"share":0.158,"with_tests":62},"dimension":"04","rationale":"Of 392 fixes in the last 24 months, 62 touched a test. A fix without the test that would have caught the bug can quietly come back, and the suite never learns from what went wrong."}],"signals_run":19,"conclusive_signals":14,"what_a_person_adds":[{"id":"04.11","kind":"H+","where":"The team","measured":"2,290 commits landed in the last year, against 1,229 the year before (+86%).","question":"What drove it: new people, a deadline, or code produced faster than before?"},{"id":"04.22","kind":"H+","where":"The data room","measured":"A roadmap file is in the tree (lib/wasm-micro-runtime-WAMR-2.4.1/doc/roadmap.md).","question":"A file is not a plan. Does it match the roadmap in the data room, and has the team delivered the last one it wrote?"},{"id":"04.31","kind":"H","where":"Budget and roadmap decisions","question":"Does leadership know about the debt, and is time budgeted to repay it?"},{"id":"04.33","kind":"H","where":"Revenue, customer and churn data","question":"Is the engineering shape consistent with the commercial story?"}]},{"id":"05","band":"adequate","name":"Security & Reliability Posture","coverage":"partial","findings":[{"id":"05.6","band":"adequate","layer":"deterministic","title":"11 Dockerfiles run the application as root","signal":"container_runs_as_root","weight":"corroborating","evidence":[{"ref":"no-USER-instruction","kind":"path","path":"dockerfiles/Dockerfile","detail":"runs as root"},{"ref":"no-USER-instruction","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/Dockerfile","detail":"runs as root"},{"ref":"no-USER-instruction","kind":"path","path":"lib/wasm-micro-runtime-WAMR-2.4.1/product-mini/platforms/zephyr/simple/Dockerfile","detail":"runs as root"},{"ref":"no-USER-instruction","kind":"path","path":"lib/zstd-1.5.7/contrib/docker/Dockerfile","detail":"runs as root"}],"observed":{"rootful":11,"dockerfiles":11},"dimension":"05","rationale":"No USER instruction switches away from root, so the process runs with full privileges inside the container. It is a one-line fix and an ordinary expectation, which is why its absence is worth asking about: it usually says more about whether anyone has reviewed the deployment than about this container specifically."},{"id":"05.27","band":"adequate","layer":"deterministic","title":"The build runs third-party code it does not pin","signal":"supply_chain_pinning","weight":"corroborating","context":true,"evidence":[{"ref":".github/workflows/call-build-images.yaml","kind":"path","path":".github/workflows/call-build-images.yaml","detail":"action pinned by tag","line_end":444,"line_start":444},{"ref":".github/workflows/call-build-images.yaml","kind":"path","path":".github/workflows/call-build-images.yaml","detail":"action pinned by tag","line_end":561,"line_start":561},{"ref":"packaging/test-release-packages.sh","kind":"path","path":"packaging/test-release-packages.sh","detail":"download piped into a shell","line_end":15,"line_start":15}],"observed":{"action_refs":540,"pipe_to_shell":1,"unpinned_third_party":21},"dimension":"05","rationale":"21 third-party CI actions are referenced by a tag or branch rather than a commit, so they run whatever that tag points to on the day; 1 step pipes a download straight into a shell. Tags have been moved to malicious commits in real supply-chain attacks, and a piped script is whatever the server returns that minute. Pinning to a commit is the fix, and it is small.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."},{"id":"05.21","band":"adequate","layer":"deterministic","title":"2 shell commands built from strings","signal":"shell_from_strings","weight":"corroborating","context":true,"evidence":[{"ref":"lib/librdkafka-2.15.0/packaging/nuget/release.py","kind":"path","path":"lib/librdkafka-2.15.0/packaging/nuget/release.py","detail":"command run through a shell","line_end":164,"line_start":164},{"ref":"lib/nghttp2-1.65.0/third-party/mruby/lib/mruby/gem.rb","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/lib/mruby/gem.rb","detail":"command run through a shell","line_end":168,"line_start":168}],"observed":{"sites":2},"dimension":"05","rationale":"2 places run a command through a shell (`shell=True`, `os.system`, `exec` with a template) rather than passing arguments. Where any part comes from outside, it is command injection. Ask where each one's input comes from.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.22","band":"adequate","layer":"deterministic","title":"1 deserialiser that can run code","signal":"unsafe_deserialization","weight":"corroborating","context":true,"evidence":[{"ref":"lib/nghttp2-1.65.0/third-party/mruby/lib/mruby/build.rb","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/lib/mruby/build.rb","detail":"code-executing deserialiser","line_end":552,"line_start":552}],"observed":{"sites":1},"dimension":"05","rationale":"1 places read data with a deserialiser that executes what it reads (Ruby `Marshal.load`). That is safe on data the system wrote itself and remote code execution on anything else. Ask where each one's input comes from.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.26","band":"adequate","layer":"deterministic","title":"2 locked dependencies have published vulnerabilities, 1 high or critical","signal":"known_vulnerabilities","weight":"corroborating","context":true,"evidence":[{"ref":"lib/nghttp2-1.65.0/third-party/mruby/Gemfile.lock","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/Gemfile.lock","detail":"webrick 1.7.0: GHSA-6f62-3596-g6w7 (high), fixed in 1.8.2"},{"ref":"lib/nghttp2-1.65.0/third-party/mruby/Gemfile.lock","kind":"path","path":"lib/nghttp2-1.65.0/third-party/mruby/Gemfile.lock","detail":"yard 0.9.28: GHSA-3jfp-46x4-xgfj (moderate), fixed in 0.9.42"}],"observed":{"advisories":5,"dependencies":11,"high_or_critical":1,"pinned_to_a_commit":0,"ecosystems_not_read":["C and C++ package managers","Swift Package Manager"],"vulnerable_packages":2,"set_aside_not_imported":1,"high_or_critical_shipping":0},"dimension":"05","rationale":"2 of 11 locked dependencies match 5 published advisories in OSV, 1 of them rated high or critical. A lockfile says which version is installed, not whether the flawed code is reachable from this product, so each needs a look. Most are fixed by an upgrade, and the advisory names the version. This lockfile pins development tools alongside what ships and does not say which is which, so some of these may never reach a user.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."},{"id":"05.65","band":"adequate","layer":"deterministic","title":"8 advisories against this project in the last 24 months, 6 high or critical","signal":"advisory_record","weight":"corroborating","evidence":[{"ref":"GHSA-jrp8-r9hx-gf73","kind":"advisory","detail":"2026-09-08: GHSA-jrp8-r9hx-gf73 (critical): Remote stack buffer overflow in Fluent Bit `out_forward` Secure-Forward `PONG` handler "},{"ref":"CVE-2025-12969","kind":"advisory","detail":"2025-11-24: CVE-2025-12969 (moderate): Fluent Bit in_forward input plugin does not properly enforce the security.users authentication mechanism under certain configuration conditions. This allows rem"},{"ref":"CVE-2025-12970","kind":"advisory","detail":"2025-11-24: CVE-2025-12970 (high): The extract_name function in Fluent Bit in_docker input plugin copies container names into a fixed size stack buffer without validating length. An attacker who "},{"ref":"CVE-2025-12972","kind":"advisory","detail":"2025-11-24: CVE-2025-12972 (moderate): Fluent Bit out_file plugin does not properly sanitize tag values when deriving output file names. When the File option is omitted, the plugin uses untrusted tag"},{"ref":"CVE-2025-12977","kind":"advisory","detail":"2025-11-24: CVE-2025-12977 (critical): Fluent Bit in_http, in_splunk, and in_elasticsearch input plugins fail to sanitize tag_key inputs. An attacker with network access or the ability to write recor"}],"observed":{"newest":"2026-09-08","critical":2,"affecting":1,"could_not_tell":6,"last_24_months":8,"sources_failed":[],"known_exploited":0,"high_or_critical":6,"record_incomplete":["NVD: 1 record names fluent-bit with nothing tying it to this repository (CVE-2025-12978)"]},"dimension":"05","rationale":"The newest was published on 2026-09-08. A project that publishes advisories is telling its users about its fixes, and the count and pace say how much security work it carries. The record is incomplete: NVD: 1 record names fluent-bit with nothing tying it to this repository (CVE-2025-12978)."}],"signals_run":34,"conclusive_signals":22,"what_a_person_adds":[{"id":"05.38","kind":"H+","where":"The provider's console and audit log","measured":"05.5 found credential-shaped strings in this repository.","question":"Was each one revoked at the provider? Deleting it from the code revokes nothing; only the provider's audit log shows that it was."},{"id":"05.43","kind":"H+","where":"The security owner","measured":"No threat model is in the tree of what looks like a running service.","question":"Does one exist elsewhere, and who owns it?"},{"id":"05.41","kind":"H","where":"Ticketing and chat","question":"What has actually broken, how often, and how badly?"},{"id":"05.42","kind":"H","where":"Reports in the data room","question":"What did external testing find, and was it fixed?"},{"id":"05.44","kind":"H","where":"Audit reports; policy files in the tree are not evidence","question":"What is the SOC 2, ISO 27001 or GDPR status, and where is the evidence?"}]},{"id":"06","band":"adequate","name":"Observability & Operations","coverage":"partial","findings":[{"id":"06.2","band":"adequate","layer":"deterministic","title":"No structured logging library is in use","signal":"structured_logging","weight":"corroborating","evidence":[{"ref":"logging-scan","kind":"metric","detail":"C source is not searched: C programs log through printf-style calls unless they take a library, and none of the 10 searched for is referenced"}],"observed":{},"dimension":"06","rationale":"Nothing references a structured logging library. Logs that are written to be read by a person are not searchable by a machine, which means incident response here is proportional to how well someone remembers the codebase rather than to what the tooling can find."},{"id":"06.8","band":"adequate","layer":"deterministic","title":"One request cannot be followed through the logs","signal":"correlation_ids","weight":"corroborating","evidence":[{"ref":"request ids","kind":"metric","detail":"no request id, correlation id or tracing found"}],"observed":{"tracing":false,"request_id_sites":0},"dimension":"06","rationale":"Nothing in the service carries a request or correlation id, and there is no tracing. When a customer reports a failure, the log lines that belong to their request cannot be picked out from everyone else's."},{"id":"06.9","band":"adequate","layer":"deterministic","title":"No error reporter is wired in","signal":"error_reporting","weight":"corroborating","context":true,"evidence":[{"ref":"error reporting","kind":"metric","detail":"no error reporter initialised"}],"observed":{"installed":[],"initialised":0,"config_files":0},"dimension":"06","rationale":"Nothing in the service initialises an error reporter (Sentry, Rollbar, Bugsnag, Honeybadger or an APM agent). An exception in production reaches a person only if someone is reading the logs, which usually means a customer reports it first.","context_why":"A note that does not affect this rating: notes like it are common in well-run projects."},{"id":"06.18","band":"adequate","layer":"deterministic","title":"3 of 5 deployed images carry no version, or `latest`","signal":"deployed_image_floats","weight":"corroborating","context":true,"evidence":[{"ref":"docker_compose/node-exporter-dashboard/docker-compose.yml","kind":"path","path":"docker_compose/node-exporter-dashboard/docker-compose.yml","detail":"image without a version","line_end":5,"line_start":5},{"ref":"docker_compose/node-exporter-dashboard/docker-compose.yml","kind":"path","path":"docker_compose/node-exporter-dashboard/docker-compose.yml","detail":"image without a version","line_end":16,"line_start":16},{"ref":"docker_compose/node-exporter-dashboard/docker-compose.yml","kind":"path","path":"docker_compose/node-exporter-dashboard/docker-compose.yml","detail":"image without a version","line_end":30,"line_start":30}],"observed":{"images":5,"floating":3},"dimension":"06","rationale":"3 images in the deployment configuration are named without a version or as `latest`. A redeploy can change the software without a commit, a rollback has nothing to roll back to, and nobody can say from the repository what is running.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."}],"signals_run":16,"conclusive_signals":8,"what_a_person_adds":[{"id":"06.19","kind":"H+","where":"The operations team","measured":"Nothing in the tree backs up or restores data.","question":"How is data backed up, and has a restore ever been rehearsed?"},{"id":"06.10","kind":"H+","where":"The alerting tool and the on-call rota","measured":"No alert rule is defined in the repository.","question":"Where are alerts defined, who receives them, and when did one last fire?"},{"id":"06.29","kind":"H","where":"Pager history and dashboard logs","question":"Are the dashboards opened, the alerts acknowledged and the pages answered?"},{"id":"06.30","kind":"H","where":"Production metrics","question":"Are the service-level objectives actually met?"},{"id":"06.31","kind":"H","where":"Pager exports and interviews","question":"Who carries the pager, and how often does it go off?"},{"id":"06.32","kind":"H","where":"Cloud billing and capacity plans","question":"What does it cost to run, and how much headroom is there?"}]},{"id":"07","band":"not assessable","name":"Fit with the Acquirer","coverage":"none","findings":[],"signals_run":0,"conclusive_signals":0,"what_a_person_adds":[{"id":"07.1","kind":"H+","question":"This is primarily a C codebase. Does your engineering organisation already run C in production, or would this be the first?"},{"id":"07.10","kind":"H+","question":"The bulk of this system sits in lib/, plugins/, src/. Which of your existing systems would each of those have to absorb or replace?"},{"id":"07.2","kind":"H+","question":"The repository carries deployment configuration (Dockerfile and 20 more). Does that match your deployment and on-call model, or does it need rehosting first?"},{"id":null,"kind":"H+","question":"What is your tolerance for the findings above remaining unaddressed for the first two quarters after close, given everything else that will compete for this team's time?"},{"id":"07.11","kind":"H","where":"Your architecture","question":"Which of these systems duplicate yours, and which get retired?"},{"id":"07.12","kind":"H","where":"The engagement","question":"What will integration cost, and in what order?"},{"id":"07.13","kind":"H","where":"Your org design","question":"Where does the team land in your organisation, and who reports to whom?"},{"id":"07.14","kind":"H","where":"Deal terms","question":"Are there earn-outs, retention packages or contractor IP to assign?"},{"id":"07.15","kind":"H","where":"Customer contracts","question":"Do customer contracts limit hosting, regions or vendors?"}],"not_assessable_reason":"structurally not assessable from a repository"}],"repository":{"loc":2468208,"head":"f68b7b15d56373f28fe95b562ce91b26d5c298e9","slug":"fluent/fluent-bit","tags":334,"stars":8174,"shallow":false,"span_days":4569.7,"last_commit":"2026-10-27T14:03:20+00:00","surveyed_at":"2026-10-28T11:05:09.424151+00:00","commits_read":14724,"first_commit":"2014-04-23T21:43:05+00:00","truncated_at":null,"window_start":"2014-04-23T21:43:05+00:00","tracked_files":12488,"history_complete":true},"generated_at":"2026-10-28T11:08:05.934581+00:00","generated_by":"borehole 0.7.15","rejection_log":[{"reason":"change is spread across the codebase rather than pooling in a few files","signal":"hotspot_concentration","observed":{"files":54146,"top5_share":0.021},"dimension":"04","conclusive":true},{"reason":"debt markers are sparse","signal":"debt_markers","observed":{"markers":1180,"per_kloc":0.48,"lines_read":2462380},"dimension":"04","conclusive":true},{"reason":"direct dependency counts are unremarkable","signal":"dependency_sprawl","observed":{"set_aside":{"tests/runtime/wasm/go/go.mod":"not product code (test)","examples/filter_wasm_go/go.mod":"not product code (example)","lib/lwrb/docs/requirements.txt":"not product code (docs)","tests/integration/requirements.txt":"not product code (test)","tests/runtime_shell/go_plugins/go.mod":"not product code (test)","lib/librdkafka-2.15.0/tests/requirements.txt":"not product code (test)","lib/monkey/integration_tests/requirements.txt":"not product code (test)","lib/librdkafka-2.15.0/packaging/tools/requirements.txt":"not product code (tooling)","lib/librdkafka-2.15.0/tests/tools/stats/requirements.txt":"not product code (test)","lib/wasm-micro-runtime-WAMR-2.4.1/tests/fuzz/wasm-mutator-fuzz/portal/package.json":"not product code (test)","lib/wasm-micro-runtime-WAMR-2.4.1/test-tools/wamr-ide/VSCode-Extension/package.json":"not product code (test)","lib/wasm-micro-runtime-WAMR-2.4.1/core/iwasm/libraries/wasi-nn/test/requirements.txt":"not product code (test)","lib/wasm-micro-runtime-WAMR-2.4.1/tests/fuzz/wasm-mutator-fuzz/server/requirements.txt":"not product code (test)"},"by_manifest":{"lib/librdkafka-2.15.0/packaging/nuget/requirements.txt":3,"lib/wasm-micro-runtime-WAMR-2.4.1/language-bindings/go/go.mod":1,"plugins/filter_geoip2/libmaxminddb-1.12.2/t/maxmind-db/go.mod":2,"lib/wasm-micro-runtime-WAMR-2.4.1/build-scripts/requirements.txt":1,"lib/wasm-micro-runtime-WAMR-2.4.1/language-bindings/python/wamr-api/requirements.txt":1,"lib/wasm-micro-runtime-WAMR-2.4.1/language-bindings/python/wasm-c-api/requirements.txt":4}},"dimension":"04","conclusive":true},{"reason":"test effort kept pace with code written","signal":"test_growth","observed":{"late_test_per_code":0.272,"early_test_per_code":0.111},"dimension":"04","conclusive":true},{"reason":"rework is not rising against new work","signal":"churn_trend","observed":{"late_delete_per_insert":0.384,"early_delete_per_insert":0.471,"single_commit_deletions_set_aside":[]},"dimension":"04","conclusive":true},{"reason":"fixing is not crowding out building","signal":"fix_share_trend","observed":{"fix_share_by_quarter_newest_first":[0.04,0.08,0.16,0.15,0.12,0.16,0.19,0.13]},"dimension":"04","conclusive":true},{"reason":"no schema migrations to read","signal":"schema_churn","observed":{},"dimension":"04","conclusive":false},{"reason":"little code is kept for the old way","signal":"compat_layers","observed":{"share":0.009,"code_files":4557,"compat_files":40,"oldest_months":119},"dimension":"04","conclusive":true},{"reason":"no JavaScript manifest to read","signal":"dependency_redundancy","observed":{},"dimension":"04","conclusive":false},{"reason":"a telemetry or error-reporting library is referenced","signal":"telemetry_presence","observed":{"note":"presence only; whether anyone watches it is not visible here","sample":["benchmarks/pipeline_compare.py: opentelemetry","cmake/headers.cmake: otel","cmake/libraries.cmake: otel"],"matches":119},"dimension":"06","conclusive":true},{"reason":"a health or readiness check is defined","signal":"healthcheck_presence","observed":{"sample":["lib/librdkafka-2.15.0/src/rdkafka.h: /heartbeat","plugins/in_http/http.c: /health","plugins/in_http/http_prot.c: /health"]},"dimension":"06","conclusive":true},{"reason":"none at all is 06.1","signal":"telemetry_depth","observed":{"kinds":[]},"dimension":"06","conclusive":false},{"reason":"not assessed for C: its logger calls are not read","signal":"print_logging","observed":{"prints":92,"logger_calls":0},"dimension":"06","conclusive":false},{"reason":"a reporting host is named, but no setting shows whether it is used by default","signal":"usage_reporting_default","observed":{"settings_on":0,"settings_off":0,"reporting_hosts":["stats.grafana.org"]},"dimension":"06","conclusive":false},{"reason":"no alert rules in the repository; they may live in a console","signal":"alert_rules","observed":{"alert_files":0},"dimension":"06","conclusive":false},{"reason":"no Kubernetes probes","signal":"probes_identical","observed":{},"dimension":"06","conclusive":false},{"reason":"no Kubernetes deployments","signal":"single_replica","observed":{},"dimension":"06","conclusive":false},{"reason":"not assessed for C, the language the product is written in: this check's patterns read other languages only","signal":"environment_branching","observed":{"sites":0,"languages_not_read":["C"]},"dimension":"06","conclusive":false},{"reason":"releases are marked","signal":"release_markers","observed":{"tags_last_year":31,"release_commits":17,"changelog_commits":6,"commits_last_year":2290},"dimension":"06","conclusive":true},{"reason":"migrations do not run at container start","signal":"migrate_on_start","observed":{},"dimension":"06","conclusive":true},{"reason":"no feature-flag service; flags may live elsewhere","signal":"feature_flags","observed":{"sdk_files":0,"evaluation_sites":0},"dimension":"06","conclusive":false},{"reason":"more than one contributor active in the trailing year","signal":"active_contributors","observed":{"all_time":564,"active_12mo":92},"dimension":"03","conclusive":true},{"reason":"an open contributor base, where one-commit contributors are normal","signal":"drive_by_contributors","observed":{"authors":564,"one_off_share":0.537},"dimension":"03","conclusive":true},{"reason":"the dominant contributor is still active","signal":"contributor_attrition","observed":{"authors":564,"top_share":"a quarter or more","top_contributor_last_committed":"within the last three months"},"dimension":"03","conclusive":true},{"reason":"more than one person changes the critical paths","signal":"critical_path_ownership","observed":{"authors":152,"sole_owned_areas":[]},"dimension":"03","conclusive":true},{"reason":"the second and third contributors are still active","signal":"second_contributor_attrition","observed":{"gone":[]},"dimension":"03","conclusive":true},{"reason":"the team has not narrowed to one person","signal":"bus_factor_trend","observed":{"by_year_newest_first":[2,2,3,4]},"dimension":"03","conclusive":true},{"reason":"the team is not shrinking","signal":"joiners_and_leavers","observed":{"left":13,"joined":34,"regular_last_year":42,"regular_prior_year":25},"dimension":"03","conclusive":true},{"reason":"a meaningful share of recent change carries evidence of review","signal":"merge_discipline","observed":{"merges":0,"window":"last 24 months","with_tracked":23,"with_reviewed":0,"reviewed_share":0.973,"commits_in_window":3656,"squashed_with_pr_ref":80,"with_signed_off_other":190,"reviewed_share_all_time":0.611,"with_committed_by_other":3556},"dimension":"02","conclusive":true},{"reason":"CI configuration is present in the working tree","signal":"ci_presence","observed":{"count":106,"configs":[".github/workflows/README.md",".github/workflows/build-master-packages.yaml",".github/workflows/call-build-images.yaml",".github/workflows/call-build-linux-packages.yaml",".github/workflows/call-build-macos.yaml"]},"dimension":"02","conclusive":true},{"reason":"tests are present in a normal proportion to source","signal":"test_presence","observed":{"tests":2045,"source":6514,"test_ratio":0.314},"dimension":"02","conclusive":true},{"reason":"tags are present","signal":"release_cadence","observed":{"tags":334,"sample":["0.13-dev-0.10","0.13-dev-0.11","0.13-dev-0.12","0.13-dev-0.13","0.13-dev-0.14"]},"dimension":"02","conclusive":true},{"reason":"commit subjects generally carry content","signal":"conventional_commits","observed":{"sampled":14265,"low_content_share":0.001},"dimension":"02","conclusive":true},{"reason":"process scaffolding is present in the repository","signal":"branch_protection_hints","observed":{"present":["CI workflows","CODEOWNERS","contribution guidance"]},"dimension":"02","conclusive":true},{"reason":"CI invokes a test runner","signal":"ci_runs_tests","observed":{"sample":[".github/workflows/call-run-integration-test.yaml",".github/workflows/call-windows-unit-tests.yaml",".github/workflows/input-http-pause-tests.yaml"],"configs":99,"with_tests":33},"dimension":"02","conclusive":true},{"reason":"few tests are switched off","signal":"skipped_tests","observed":{"focused":0,"skipped":0,"test_files":4842,"files_with_skips":0},"dimension":"02","conclusive":true},{"reason":"no test run in CI is written so that it cannot fail","signal":"ci_test_gating","observed":{"configs":106},"dimension":"02","conclusive":true},{"reason":"change is rarely undone","signal":"revert_share","observed":{"share":0.001,"reverts":2,"recent_commits":3545},"dimension":"02","conclusive":true},{"reason":"dependencies move with the code","signal":"dependency_update_cadence","observed":{"lockfiles":12,"commits_since":1985,"days_since_lockfile_changed":252},"dimension":"02","conclusive":true},{"reason":"tests are not retried until they pass","signal":"flaky_test_markers","observed":{"test_retries":0,"suite_retries":0},"dimension":"02","conclusive":true},{"reason":"a linter or formatter runs in the build","signal":"lint_in_build","observed":{"wired":14,"ci_configs":106,"product_files":4557},"dimension":"02","conclusive":true},{"reason":"too few merges to judge (squash and rebase leave none)","signal":"long_lived_branches","observed":{"merges":0},"dimension":"02","conclusive":false},{"reason":"changes arrive in reviewable sizes","signal":"commit_size","observed":{"share":0.01,"commits":3294,"over_2000_lines":34},"dimension":"02","conclusive":true},{"reason":"first commit is not a disproportionate share of the codebase","signal":"initial_dump","observed":{"insertions":23,"share_of_insertions":0.0},"dimension":"01","conclusive":true},{"reason":"commit subjects vary in wording and length","signal":"message_uniformity","observed":{"length_stdev":17.09,"repeat_share":0.047},"dimension":"01","conclusive":true},{"reason":"most files were revisited after they were first written","signal":"revision_depth","observed":{"files_seen":3786,"write_once_share":0.466},"dimension":"01","conclusive":true},{"reason":"not assessed for C, the language the product is written in: this check's patterns read other languages only","signal":"swallowed_errors","observed":{"loc":2468208,"files":3,"per_kloc":0.01,"swallowed":14,"languages_not_read":["C"]},"dimension":"01","conclusive":false},{"reason":"no language migration is stalled halfway","signal":"unfinished_migration","observed":{},"dimension":"01","conclusive":true},{"reason":"not a data or machine-learning repository","signal":"notebook_outputs","observed":{},"dimension":"01","conclusive":false},{"reason":"no model weights are committed","signal":"weights_in_git","observed":{"files":0},"dimension":"01","conclusive":true},{"reason":"no credential-shaped strings outside test and fixture paths","signal":"committed_secrets","observed":{"note":"the working tree only; the history is 05.5","patterns":8,"files_read":6016,"inert_tokens_set_aside":0,"fixture_matches_ignored":0},"dimension":"05","conclusive":true},{"reason":"at least one standard guard rail is configured","signal":"security_guardrails","observed":{"present":[".github/dependabot.yml","CODEOWNERS","SECURITY.md"]},"dimension":"05","conclusive":true},{"reason":"a lockfile is committed, so builds are reproducible","signal":"dependency_pinning","observed":{"lockfile":true},"dimension":"05","conclusive":true},{"reason":"a licence file is present","signal":"license_present","observed":{"found":true},"dimension":"05","conclusive":true},{"reason":"no environment file is committed outside tests and examples","signal":"secrets_management_pattern","observed":{"env_files":0},"dimension":"05","conclusive":true},{"reason":"not assessed for C, the language the product is written in: this check's patterns read other languages only","signal":"outbound_timeouts","observed":{"languages_not_read":["C"],"calls_without_timeout":1},"dimension":"05","conclusive":false},{"reason":"too few migrations to judge","signal":"migration_reversibility","observed":{"migrations":0},"dimension":"05","conclusive":false},{"reason":"not assessed for C, the language the product is written in: this check's patterns read other languages only","signal":"sql_from_strings","observed":{"files":0,"sites":0,"languages_not_read":["C"],"value_interpolated":0},"dimension":"05","conclusive":false},{"reason":"not assessed for C, the language the product is written in: this check's patterns read other languages only","signal":"tls_verification_off","observed":{"files":0,"sites":0,"pinned_instead":0,"behind_an_opt_in":0,"languages_not_read":["C"]},"dimension":"05","conclusive":false},{"reason":"no Kubernetes workload manifests","signal":"resource_limits","observed":{"workloads":0},"dimension":"05","conclusive":false},{"reason":"no workload runs privileged or in the host's namespaces","signal":"privileged_workloads","observed":{"sites":0,"behind_a_setting_or_built_here":0},"dimension":"05","conclusive":true},{"reason":"deployment configuration references secrets, never holds them","signal":"credentials_in_deploy_config","observed":{"files":0,"sites":0},"dimension":"05","conclusive":true},{"reason":"not a frontend","signal":"public_env_secret","observed":{},"dimension":"05","conclusive":false},{"reason":"not a frontend","signal":"unsafe_html","observed":{},"dimension":"05","conclusive":false},{"reason":"not a frontend","signal":"source_maps_shipped","observed":{},"dimension":"05","conclusive":false},{"reason":"no signing keystore or profile is committed","signal":"signing_material","observed":{"files":0},"dimension":"05","conclusive":true},{"reason":"not a mobile app","signal":"cleartext_traffic","observed":{},"dimension":"05","conclusive":false},{"reason":"not a data or machine-learning repository","signal":"dataset_provenance","observed":{},"dimension":"05","conclusive":false},{"reason":"no packaging manifest states a licence","signal":"license_manifest_conflict","observed":{"manifests_checked":["package.json","pyproject.toml","Cargo.toml","composer.json"]},"dimension":"05","conclusive":false},{"reason":"all 18 vendored components state their terms, in a licence file, their own headers or a notices file","signal":"license_vendored_unlicensed","observed":{"components":18,"stated_in_headers_or_notices":0},"dimension":"05","conclusive":true},{"reason":"the licence is recognisable as Apache-2.0","signal":"license_grant_unclear","observed":{"class":"permissive","license":"Apache-2.0"},"dimension":"05","conclusive":true},{"reason":"no widely used compiled library is committed to the product","signal":"committed_native_libraries","observed":{"libraries":1,"recognised":[]},"dimension":"05","conclusive":true},{"reason":"few or no feature flags in the history","signal":"flags_accumulating","observed":{"live":0,"retired":0,"flags_seen":0,"stale_over_a_year":0},"dimension":"04","conclusive":false},{"reason":"one API version is served, or none","signal":"api_versions_coexisting","observed":{"live":[],"versions_seen":[]},"dimension":"04","conclusive":false},{"reason":"few deprecations have outlived two years","signal":"deprecations_lingering","observed":{"older_than_two_years":0,"files_with_deprecations":0},"dimension":"04","conclusive":false},{"reason":"few dependencies were added and dropped within 60 days","signal":"dependency_churn","observed":{"dependencies_seen":112,"added_in_two_years":66,"removed_within_60_days":0},"dimension":"04","conclusive":true},{"reason":"no platform was dropped from CI in the last two years","signal":"ci_platforms_dropped","observed":{"platforms_seen":["Linux","Windows","macOS"],"dropped_in_two_years":[]},"dimension":"04","conclusive":true},{"reason":"the README's first screen states no end, move or freeze","signal":"repository_status","observed":{"statements":0},"dimension":"04","conclusive":true},{"reason":"nothing says development happens elsewhere","signal":"development_elsewhere","observed":{"no_pr_statements":0,"mirror_statements":0,"replayed_commit_share":0.0},"dimension":"02","conclusive":true},{"reason":"the root licence has not changed in the history read","signal":"licence_changes","observed":{"licence_versions":1,"unreleased_changes":0},"dimension":"05","conclusive":true},{"reason":"no directory carries a separate paid-edition licence","signal":"paid_edition","observed":{"directories":0},"dimension":"05","conclusive":true},{"reason":"releases keep pace with development","signal":"releases_stopped","observed":{"median_gap_days":8.0,"days_since_last_tag":7,"commits_last_90_days":1045},"dimension":"04","conclusive":true},{"reason":"the newest release was cut from the branch surveyed","signal":"release_branch","observed":{"elsewhere":166,"on_branch":125,"tags_in_window":291,"direction_known":true,"later_on_branch":0},"dimension":"04","conclusive":true},{"reason":"no file says one person maintains it","signal":"single_maintainer","observed":{"statements":0},"dimension":"03","conclusive":true},{"reason":"no affecting advisory is on CISA's Known Exploited list","signal":"project_exploited","observed":{"exploited":0},"dimension":"05","conclusive":false}],"schema_version":"1","repository_says":[{"line":3,"path":"GOVERNANCE.md","text":"names CNCF"}],"surveyed_commit":null,"provenance_disclosure":{"agents":["Claude","Cursor","GitHub Copilot"],"recent":{"since":"2025-10-28","until":"2026-10-28","window":"the last 12 months","measures":"share of lines added in the last 12 months to 2026-10-28 by commits declaring an AI agent as co-author: the same floor as the all-time share, over a shorter window","confidence":"moderate","ai_line_share":0.0132,"total_commits":2382,"ai_commit_share":0.0294,"confidence_basis":["100% of non-merge commits carry any trailer at all","62% of commits show author/committer date divergence, which is the shape of replayed history that can drop trailers"],"declared_commits":70,"total_lines_added":629378,"declared_lines_added":8293},"window":null,"excluded":"lockfiles, vendored and generated paths are excluded from both measurements so that code nobody wrote cannot move the share","measures":"share of lines added by commits declaring an AI agent as co-author, as a proportion of all lines ever added","confidence":"moderate","measurable":true,"ai_line_share":0.0011,"total_commits":14265,"affects_rating":false,"excluded_lines":179284,"ai_commit_share":0.0049,"confidence_basis":["99% of non-merge commits carry any trailer at all","35% of commits show author/committer date divergence, which is the shape of replayed history that can drop trailers"],"declared_commits":70,"total_lines_added":7420705,"surviving_ai_lines":null,"surviving_measures":"share of lines still present in the working tree that originate in an AI-declared commit; null unless the scan was run with --deep","commit_share_by_year":{"2015":0.0,"2016":0.0,"2017":0.0,"2018":0.0,"2019":0.0,"2020":0.0,"2021":0.0,"2022":0.0,"2023":0.0,"2024":0.0,"2025":0.0,"2026":0.0323},"declared_agent_names":["Claude Fable 5","Claude Opus 4.7 (1M context)","Claude Opus 4.8 (1M context)","Claude Opus 5.5","Claude Opus 5.5 (1M context)","Copilot","Cursor","copilot-swe-agent[bot]"],"declared_lines_added":8293,"surviving_line_share":null,"floor_not_measurement":"This is a lower bound. It counts what the repository declares. Undeclared AI authorship is invisible here, and a single rebase removes the trailers this rests on. Absence of a declaration is absence of disclosure, not absence of AI authorship.","surviving_total_lines":null},"reliance":"An automated reading of a repository's code and its history up to one commit, with public advisory records. It may be wrong, it is not legal, financial, investment or security advice, and it does not replace diligence by a qualified person. It is provided for information: nobody may rely on it (Borehole's terms, section 3).","published_under_todays_rules":["6 findings from checks Borehole's calibration found wrong more often than right are no longer published."]}