Leaderboard github.com
dpc/mioco.pre-0.9
Scalable, coroutine-based, asynchronous IO handling library for Rust programming language. (aka MIO COroutines).
AI provenance
0%
none-detected
- Confidence
- 65%
- Coverage
- 100%
Estimated share of AI-generated code. Explicit attribution is a lower bound.
Code quality
64/100
weak
- Confidence
- 90%
- Coverage
- 100%
Complexity, duplication, lint density, tests, CI, docs and review process.
Security
73/100
adequate
- Confidence
- 85%
- Coverage
- 100%
Secrets, static analysis, vulnerable dependencies, CI and supply-chain posture.
AI provenance
0% none-detected
No AI attribution or AI-consistent velocity signals detected.
How the score is built
- Explicitly attributed share0%
- Unattributed share in AI-pace bursts0%
- Estimated AI-generated share0%
- AI tool configuration files0
- Work sessions at AI pace0
- Releases at AI pace0
- Coding-style index (1.0+ means possible)0.00
Lines added per month all AI-attributed share
- 2015-06678 · 0% AI
- 2015-071,567 · 0% AI
- 2015-081,729 · 0% AI
- 2015-092,109 · 0% AI
- 2015-10679 · 0% AI
- 2015-11326 · 0% AI
- 2015-122,672 · 0% AI
- 2016-011,850 · 0% AI
- 2016-023,346 · 0% AI
- 2016-031,374 · 0% AI
- 2016-04361 · 0% AI
- 2016-05355 · 0% AI
- 2016-06177 · 0% AI
- 2016-07271 · 0% AI
- 2016-08102 · 0% AI
- 2016-120 · 0% AI
- 2017-040 · 0% AI
- 2017-117 · 0% AI
Evidence by analyzer
Explicit AI attributionok
- attributed_commit_share
- 0.0%
- attributed_commits
- 0
- attributed_loc
- 0
- attributed_loc_share
- 0.0%
- commits
- 375
- effective_loc
- 17,603
- tools_detected
- 0
AI tool configurationok
- artifacts
- 0
- tools_configured
- 0
- workflow_agents
- 0
Commit velocityok
- excluded_import_loc
- 0
- flagged_loc
- 0
- flagged_loc_share
- 0.0%
- flagged_units
- 0
- max_loc_per_hour
- 483.62
- measured_loc
- 17,603
- median_loc_per_hour
- 72
- pr_timed_units
- 1
- pre_ai_era_burst_loc
- 0
- pre_ai_era_bursts
- 0
- pre_ai_era_measured_loc
- 17,603
- work_units
- 197
Release velocityok
- flagged_releases
- 0
- max_loc_per_day
- 113.30
- releases
- 22
Coding styleok
- count:assistant_voice
- 0
- count:emoji_in_code
- 0
- count:narrated_steps
- 0
- count:placeholder
- 0
- files:assistant_voice
- 0
- files:emoji_in_code
- 0
- files:narrated_steps
- 0
- files:placeholder
- 0
- index
- 0
- lines_scanned
- 5,895
- per_kloc:assistant_voice
- 0
- per_kloc:emoji_in_code
- 0
- per_kloc:narrated_steps
- 0
- per_kloc:placeholder
- 0
Code quality
64 weak
Code quality is weak: test-to-source ratio 0.00, no CI test run detected; 0% of function code in complex or long functions; 9% duplicated lines. Weakest area: testing.
How the score is built
- Complexity100
- Duplication58
- Lint and smells100
- Tests and CI15
- Documentation65
- Type safetynot measured
- Review processnot measured
Evidence by analyzer
Complexity (lizard)ok
- complex_functions
- 0
- function_nloc
- 3,389
- functions
- 356
- long_functions
- 0
- many_param_functions
- 1
- mean_ccn
- 1.75
- p90_ccn
- 3
- risky_nloc_share
- 0.0%
Duplication (jscpd)ok9 items
- 6+ duplicated lines: examples/channel.rs:1 and examples/echo.rs:1
- 6+ duplicated lines: examples/cheating-http-server.rs:9 and examples/http-server.rs:10
- 6+ duplicated lines: examples/echo.rs:25 and examples/unixecho.rs:17
- 6+ duplicated lines: src/evented.rs:408 and src/evented.rs:429
- 6+ duplicated lines: src/mod.rs:531 and src/mod.rs:970
- 6+ duplicated lines: src/sync/mod.rs:49 and src/sync/mod.rs:80
- 6+ duplicated lines: src/sync/mpsc.rs:288 and src/sync/mpsc.rs:311
- 6+ duplicated lines: src/tcp.rs:49 and src/tcp.rs:68
- 6+ duplicated lines: tests.rs:182 and tests.rs:231
- compared_lines
- 3,612
- duplicated_lines
- 329
- duplicated_share
- 9.1%
- files
- 23
Lintok
- findings
- 0
- scanned_lines
- 5,829
- weighted_findings
- 0
Tests and CIok1 item
- CI config: .travis.yml
.travis.yml
- check:ci_present
- yes
- check:ci_runs_lint
- no
- check:ci_runs_tests
- no
- check:has_tests
- no
- check:test_ratio
- no
- check:tests_cochange
- no
- ci_files
- 1
- cochange_commits
- 237
- cochange_share
- 0.0%
- source_lines
- 5,895
- test_lines
- 0
- test_ratio
- 0
Documentationok1 item
- README.md
README.md
- check:changelog
- no
- check:contributing
- no
- check:license
- yes
- check:readme
- yes
- readme_lines
- 89
Type safetyskipped
Security
73 adequate
Security posture is adequate: no high-impact findings. Weakest area: posture.
How the score is built
- Secrets100
- Static analysis (SAST)75
- Vulnerable dependenciesnot measured
- CI workflowsnot measured
- Security posture0
- OpenSSF Scorecardnot measured
Evidence by analyzer
OpenSSF Scorecardskipped
no published OpenSSF Scorecard result for this repo
Package registriesok
- checked
- 16
- declared
- 16
- lookup_errors
- 0
- missing
- 0
- recent
- 0
Secrets (gitleaks)ok
- secrets_current
- 0
- secrets_history
- 0
- secrets_low_confidence
- 0
- secrets_nonprod
- 0
Static analysis (opengrep)ok
- findings
- 19
- findings_high
- 0
- findings_low
- 19
- findings_medium
- 0
- parse_errors
- 2
- scanned_lines
- 5,829
- weighted_findings
- 4.75
Dependencies (osv-scanner)skipped
CI workflows (zizmor)skipped
Security postureok1 item
- Cargo.toml has no lockfile alongside it (unpinned dependencies)
Cargo.toml
- check:dependency_updates
- no
- check:lockfiles
- no
- check:security_policy
- no
- check:signed_commits
- no
- signed_commit_share
- 0.0%
- unpinned_manifests
- 1
Release downloadsok
- binary_assets
- 0
- signals
- 0
- suspicious
- 0
Findings
19 low
19 findings
| Severity | Rule | Location | Message | Tool |
|---|---|---|---|---|
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:191 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:215 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:226 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:243 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:251 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/coroutine.rs:576 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/evented.rs:55 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:1010 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:1057 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:1074 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:882 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:898 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:936 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:944 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:967 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:984 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
src/mod.rs:995 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
tests.rs:562 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
| low | opengrep/rust.lang.security.unsafe-usage |
tests.rs:818 | Detected 'unsafe' usage, please audit for secure usage [confidence high] | Static analysis (opengrep) |
Tools and coverage
Every analyzer that ran on this commit. A failed or skipped tool is a coverage gap: its share of the score is left out and the coverage figure drops.
| Analyzer | Pillar | Status | Version | Findings | Note |
|---|---|---|---|---|---|
| AI tool configuration | AI provenance | ok | signatures-v1 | 0 | |
| Explicit AI attribution | AI provenance | ok | signatures-v1 | 0 | |
| Release velocity | AI provenance | ok | prov-4 | 0 | |
| Coding style | AI provenance | ok | — | 0 | |
| Commit velocity | AI provenance | ok | prov-4 | 0 | |
| Complexity (lizard) | Code quality | ok | lizard 1.25.1 | 0 | |
| Documentation | Code quality | ok | — | 0 | |
| Duplication (jscpd) | Code quality | ok | repotrust-dup-w6 | 0 | |
| Lint | Code quality | ok | opengrep 1.33.1; rules f1d2b562b414 | 0 | |
| Tests and CI | Code quality | ok | — | 0 | |
| Type safety | Code quality | skipped | — | 0 | |
| CI workflows (zizmor) | Security | skipped | — | 0 | |
| Dependencies (osv-scanner) | Security | skipped | — | 0 | |
| Release downloads | Security | ok | — | 0 | |
| Security posture | Security | ok | — | 0 | |
| Package registries | Security | ok | — | 0 | |
| Static analysis (opengrep) | Security | ok | opengrep 1.33.1; rules f1d2b562b414 | 19 | |
| OpenSSF Scorecard | Security | skipped | — | 0 | no published OpenSSF Scorecard result for this repo |
| Secrets (gitleaks) | Security | ok | gitleaks 8.30.1 | 0 |
Score history
Scores from different scoring versions aren't directly comparable.
| Scored | Commit | Scoring | AI provenance | Quality | Security |
|---|---|---|---|---|---|
| 2026-11-14 | 23484def1022 | prov-5+qual-2+sec-2 | 0% | 64 | 73 |
| 2026-11-14 | 23484def1022 | prov-4+qual-2+sec-2 | 0% | 64 | 73 |
Full text report
- Repository: https://github.com/dpc/mioco.pre-0.9
- Commit:
23484def102216b3cfc09af4e3a9b15d622dc77e - Generated: 2026-11-14T14:52:04+00:00
- Scorer 0.1.0, scoring prov-5+qual-2+sec-2, report schema v2
Scores
| Pillar | Score | Signal | Confidence | Coverage |
|---|---|---|---|---|
| AI provenance (estimated AI-generated share) | 0 | none-detected | 65% | 100% |
| Code quality | 64 | weak | 90% | 100% |
| Security | 73 | adequate | 85% | 100% |
AI provenance
No AI attribution or AI-consistent velocity signals detected.
- Explicitly attributed share (lower bound): 0.0%
- Unattributed share in AI-consistent velocity bursts: 0.0%
- Estimated AI-generated share: 0.0%
| Month | Lines added | Attributed to AI |
|---|---|---|
| 2015-10 | 679 | 0% |
| 2015-11 | 326 | 0% |
| 2015-12 | 2,672 | 0% |
| 2016-01 | 1,850 | 0% |
| 2016-02 | 3,346 | 0% |
| 2016-03 | 1,374 | 0% |
| 2016-04 | 361 | 0% |
| 2016-05 | 355 | 0% |
| 2016-06 | 177 | 0% |
| 2016-07 | 271 | 0% |
| 2016-08 | 102 | 0% |
| 2017-11 | 7 | 0% |
AI provenance describes how code was produced; it is not a quality judgment. Unless attribution is explicit, these are signals consistent with AI generation, not proof. Squash/rebase workflows, imported code, and rewritten history reduce accuracy.
Code quality
Code quality is weak: test-to-source ratio 0.00, no CI test run detected; 0% of function code in complex or long functions; 9% duplicated lines. Weakest area: testing.
| Area | Score |
|---|---|
| Complexity (lizard) | 100 |
| Duplication | 58 |
| Code smells (Opengrep) | 100 |
| Tests and CI | 15 |
| Documentation | 65 |
| Type safety | n/a |
| Process (Scorecard review/maintenance) | n/a |
- Functions: 356; mean complexity 1.8, 90th percentile 3; 0 complex and 0 long functions
- Duplicated lines: 9.1% of 3,612 compared
- Tests: 0 test lines for 5,895 source lines (ratio 0.00); CI test commands: none detected; 0% of recent source commits also change tests
- Docs missing or thin: contributing, changelog
Security
Security posture is adequate: no high-impact findings. Weakest area: posture.
| Area | Score |
|---|---|
| Secrets (gitleaks, tree + history) | 100 |
| Static analysis (Opengrep) | 75 |
| Vulnerable dependencies (OSV) | n/a |
| CI workflows (zizmor) | n/a |
| Posture (policy, updates, signing, lockfiles) | 0 |
| OpenSSF Scorecard | n/a |
- Posture checks passed: none; missing: security policy, dependency updates, signed commits, lockfiles
Top findings
| Severity | Finding | Location |
|---|---|---|
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:191 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:215 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:226 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:243 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:251 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/coroutine.rs:576 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/evented.rs:55 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:882 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:898 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:936 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:944 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:967 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:984 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:995 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:1010 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:1057 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
src/mod.rs:1074 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
tests.rs:562 |
| low | opengrep/rust.lang.security.unsafe-usage: Detected 'unsafe' usage, please audit for secure usage [confidence high] |
tests.rs:818 |
Static signals only: the scorer never runs the project's code. Secret findings are pattern matches that were not verified, and secret values are never stored.
Repository profile
- Source lines: 5,895; test lines: 0
| Language | Lines |
|---|---|
| Rust | 5,829 |
| PowerShell | 66 |