[INFO] fetching crate ruststat 0.3.0...
[INFO] testing ruststat-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ruststat 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ruststat 0.3.0
[INFO] finished tweaking crates.io crate ruststat 0.3.0
[INFO] tweaked toml for crates.io crate ruststat 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruststat 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruststat 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85971d37d140c1f5a82aef5cec376b0a2c793c93dad2809a4d8b2a58a119df00
[INFO] running `Command { std: "docker" "start" "-a" "85971d37d140c1f5a82aef5cec376b0a2c793c93dad2809a4d8b2a58a119df00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85971d37d140c1f5a82aef5cec376b0a2c793c93dad2809a4d8b2a58a119df00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85971d37d140c1f5a82aef5cec376b0a2c793c93dad2809a4d8b2a58a119df00", kill_on_drop: false }`
[INFO] [stdout] 85971d37d140c1f5a82aef5cec376b0a2c793c93dad2809a4d8b2a58a119df00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06b1ace54971bab1d61607d66bebc106affac7e51968c9365a4ca266b3c15de6
[INFO] running `Command { std: "docker" "start" "-a" "06b1ace54971bab1d61607d66bebc106affac7e51968c9365a4ca266b3c15de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling ruststat v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "06b1ace54971bab1d61607d66bebc106affac7e51968c9365a4ca266b3c15de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b1ace54971bab1d61607d66bebc106affac7e51968c9365a4ca266b3c15de6", kill_on_drop: false }`
[INFO] [stdout] 06b1ace54971bab1d61607d66bebc106affac7e51968c9365a4ca266b3c15de6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aaa7489fb9a982d1e7e29cb63520f8b6472c7525fbed5958d57296ebe929549
[INFO] running `Command { std: "docker" "start" "-a" "7aaa7489fb9a982d1e7e29cb63520f8b6472c7525fbed5958d57296ebe929549", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruststat v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "7aaa7489fb9a982d1e7e29cb63520f8b6472c7525fbed5958d57296ebe929549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aaa7489fb9a982d1e7e29cb63520f8b6472c7525fbed5958d57296ebe929549", kill_on_drop: false }`
[INFO] [stdout] 7aaa7489fb9a982d1e7e29cb63520f8b6472c7525fbed5958d57296ebe929549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 203008c22dbf1d413b145c18020b51bf201705c88991cedf2da97ab2cb6395fc
[INFO] running `Command { std: "docker" "start" "-a" "203008c22dbf1d413b145c18020b51bf201705c88991cedf2da97ab2cb6395fc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruststat-2808d8761dded2c7)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::test_beta_function_correctness ... ok
[INFO] [stdout] test tests::test_binomial_correctness ... ok
[INFO] [stdout] test tests::test_chisq_correctness ... ok
[INFO] [stdout] test tests::test_chisq_large_parameter_regression ... ok
[INFO] [stdout] test tests::test_combinations_correctness ... ok
[INFO] [stdout] test tests::test_distribution_percentile_roundtrips ... ok
[INFO] [stdout] test tests::test_error_function_inverses ... ok
[INFO] [stdout] test tests::test_exponential_correctness ... ok
[INFO] [stdout] test tests::test_factorial_correctness ... ok
[INFO] [stdout] test tests::test_gamma_correctness ... ok
[INFO] [stdout] test tests::test_gamma_large_parameter_regression ... ok
[INFO] [stdout] test tests::test_geometric_correctness ... ok
[INFO] [stdout] test tests::test_incomplete_beta_correctness ... ok
[INFO] [stdout] test tests::test_incomplete_gamma_correctness ... ok
[INFO] [stdout] test tests::test_poisson_correctness ... ok
[INFO] [stdout] test tests::test_error_function_correctness ... ok
[INFO] [stdout] test tests::test_hypergeometric_correctness ... ok
[INFO] [stdout] test tests::test_uniform_correctness ... ok
[INFO] [stdout] test tests::test_beta_correctness ... ok
[INFO] [stdout] test tests::test_normal_correctness ... ok
[INFO] [stdout] test tests::test_normal_ran_statistical_properties ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruststat
[INFO] [stdout] 
[INFO] [stdout] running 119 tests
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] test src/lib.rs - ExpDist (line 461) ... ok
[INFO] [stdout] test src/lib.rs - GumbelDist (line 990) ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/lib.rs - NB2Dist (line 3309) ... ok
[INFO] [stdout] test src/lib.rs - HGDist (line 2871) ... ok
[INFO] [stdout] test src/lib.rs - FDist (line 626) ... ok
[INFO] [stdout] test src/lib.rs - GeoDist (line 2485) ... ok
[INFO] [stdout] test src/lib.rs - BinDist (line 2274) ... ok
[INFO] [stdout] test src/lib.rs - Geo2Dist (line 2674) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - GammaDist (line 797) ... ok
[INFO] [stdout] test src/lib.rs - LogNormalDist (line 1153) ... ok
[INFO] [stdout] test src/lib.rs - Pareto3Dist (line 1652) ... ok
[INFO] [stdout] test src/lib.rs - NBDist (line 3112) ... ok
[INFO] [stdout] test src/lib.rs - NormalDist (line 1324) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - Pareto1Dist (line 1527) ... ok
[INFO] [stdout] test src/lib.rs - Pareto2Dist (line 1589) ... ok
[INFO] [stdout] test src/lib.rs - BetaDist (line 126) ... ok
[INFO] [stdout] test src/lib.rs - ChiSqDist (line 300) ... ok
[INFO] [stdout] test src/lib.rs - Pareto4Dist (line 1716) ... ok
[INFO] [stdout] test src/lib.rs - beta_pdf (line 180) ... ok
[INFO] [stdout] test src/lib.rs - beta_ran (line 253) ... ok
[INFO] [stdout] test src/lib.rs - beta_per (line 234) ... ok
[INFO] [stdout] test src/lib.rs - bin_ran (line 2418) ... ok
[INFO] [stdout] test src/lib.rs - beta_cdf (line 205) ... ok
[INFO] [stdout] test src/lib.rs - PoisDist (line 3511) ... ok
[INFO] [stdout] test src/lib.rs - betai (line 3699) ... ok
[INFO] [stdout] test src/lib.rs - bin_ranvec (line 2457) ... ok
[INFO] [stdout] test src/lib.rs - bin_pmf (line 2327) ... ok
[INFO] [stdout] test src/lib.rs - bin_per (line 2386) ... ok
[INFO] [stdout] test src/lib.rs - beta_ranvec (line 273) ... ok
[INFO] [stdout] test src/lib.rs - bin_cdf (line 2359) ... ok
[INFO] [stdout] test src/lib.rs - TDist (line 1899) ... ok
[INFO] [stdout] test src/lib.rs - chisq_cdf (line 375) ... ok
[INFO] [stdout] test src/lib.rs - UnifDist (line 2080) ... ok
[INFO] [stdout] test src/lib.rs - chisq_pdf (line 351) ... ok
[INFO] [stdout] test src/lib.rs - chisq_per (line 400) ... ok
[INFO] [stdout] test src/lib.rs - exp_cdf (line 536) ... ok
[INFO] [stdout] test src/lib.rs - exp_pdf (line 512) ... ok
[INFO] [stdout] test src/lib.rs - chisq_ranvec (line 434) ... ok
[INFO] [stdout] test src/lib.rs - chisq_ran (line 417) ... ok
[INFO] [stdout] test src/lib.rs - f_cdf (line 706) ... ok
[INFO] [stdout] test src/lib.rs - gamma_per (line 902) ... ok
[INFO] [stdout] test src/lib.rs - f_pdf (line 680) ... ok
[INFO] [stdout] test src/lib.rs - gamma_cdf (line 874) ... ok
[INFO] [stdout] test src/lib.rs - exp_per (line 562) ... ok
[INFO] [stdout] test src/lib.rs - gamma_ran (line 920) ... ok
[INFO] [stdout] test src/lib.rs - f_ranvec (line 769) ... ok
[INFO] [stdout] test src/lib.rs - f_per (line 733) ... ok
[INFO] [stdout] test src/lib.rs - f_ran (line 751) ... ok
[INFO] [stdout] test src/lib.rs - geo2_ran (line 2816) ... ok
[INFO] [stdout] test src/lib.rs - exp_ranvec (line 598) ... ok
[INFO] [stdout] test src/lib.rs - geo_pmf (line 2537) ... ok
[INFO] [stdout] test src/lib.rs - geo2_cdf (line 2758) ... ok
[INFO] [stdout] test src/lib.rs - gamma_pdf (line 850) ... ok
[INFO] [stdout] test src/lib.rs - geo2_pmf (line 2726) ... ok
[INFO] [stdout] test src/lib.rs - gamma_ranvec (line 962) ... ok
[INFO] [stdout] test src/lib.rs - geo_cdf (line 2567) ... ok
[INFO] [stdout] test src/lib.rs - exp_ran (line 579) ... ok
[INFO] [stdout] test src/lib.rs - geo_ranvec (line 2646) ... ok
[INFO] [stdout] test src/lib.rs - geo2_ranvec (line 2839) ... ok
[INFO] [stdout] test src/lib.rs - geo_ran (line 2624) ... ok
[INFO] [stdout] test src/lib.rs - geo2_per (line 2783) ... ok
[INFO] [stdout] test src/lib.rs - gumbel_ran (line 1107) ... ok
[INFO] [stdout] test src/lib.rs - hg_cdf (line 2973) ... ok
[INFO] [stdout] test src/lib.rs - gumbel_per (line 1089) ... ok
[INFO] [stdout] test src/lib.rs - lognormal_ran (line 1278) ... ok
[INFO] [stdout] test src/lib.rs - gumbel_cdf (line 1064) ... ok
[INFO] [stdout] test src/lib.rs - geo_per (line 2591) ... ok
[INFO] [stdout] test src/lib.rs - lognormal_ranvec (line 1296) ... ok
[INFO] [stdout] test src/lib.rs - gumbel_pdf (line 1043) ... ok
[INFO] [stdout] test src/lib.rs - gumbel_ranvec (line 1125) ... ok
[INFO] [stdout] test src/lib.rs - hg_per (line 3014) ... ok
[INFO] [stdout] test src/lib.rs - lognormal_cdf (line 1232) ... ok
[INFO] [stdout] test src/lib.rs - lognormal_pdf (line 1207) ... ok
[INFO] [stdout] test src/lib.rs - nb2_per (line 3424) ... ok
[INFO] [stdout] test src/lib.rs - lognormal_per (line 1260) ... ok
[INFO] [stdout] test src/lib.rs - hg_pmf (line 2933) ... ok
[INFO] [stdout] test src/lib.rs - hg_ranvec (line 3082) ... ok
[INFO] [stdout] test src/lib.rs - hg_ran (line 3051) ... ok
[INFO] [stdout] test src/lib.rs - nb2_pmf (line 3363) ... ok
[INFO] [stdout] test src/lib.rs - nb2_cdf (line 3397) ... ok
[INFO] [stdout] test src/lib.rs - normal_per (line 1423) ... ok
[INFO] [stdout] test src/lib.rs - pareto4_pdf (line 1775) ... ok
[INFO] [stdout] test src/lib.rs - nb_pmf (line 3166) ... ok
[INFO] [stdout] test src/lib.rs - normal_cdf (line 1398) ... ok
[INFO] [stdout] test src/lib.rs - nb_cdf (line 3194) ... ok
[INFO] [stdout] test src/lib.rs - normal_ranvec (line 1469) ... ok
[INFO] [stdout] test src/lib.rs - nb_per (line 3221) ... ok
[INFO] [stdout] test src/lib.rs - nb_ranvec (line 3280) ... ok
[INFO] [stdout] test src/lib.rs - nb2_ran (line 3457) ... ok
[INFO] [stdout] test src/lib.rs - nb_ran (line 3253) ... ok
[INFO] [stdout] test src/lib.rs - normal_pdf (line 1377) ... ok
[INFO] [stdout] test src/lib.rs - pois_per (line 3607) ... ok
[INFO] [stdout] test src/lib.rs - pois_ranvec (line 3671) ... ok
[INFO] [stdout] test src/lib.rs - pareto4_cdf (line 1802) ... ok
[INFO] [stdout] test src/lib.rs - pois_cdf (line 3584) ... ok
[INFO] [stdout] test src/lib.rs - nb2_ranvec (line 3484) ... ok
[INFO] [stdout] test src/lib.rs - normal_ran (line 1441) ... ok
[INFO] [stdout] test src/lib.rs - pareto4_ran (line 1852) ... ok
[INFO] [stdout] test src/lib.rs - sample_mean (line 54) ... ok
[INFO] [stdout] test src/lib.rs - pareto4_per (line 1832) ... ok
[INFO] [stdout] test src/lib.rs - pois_pmf (line 3562) ... ok
[INFO] [stdout] test src/lib.rs - pareto4_ranvec (line 1872) ... ok
[INFO] [stdout] test src/lib.rs - sample_var (line 71) ... ok
[INFO] [stdout] test src/lib.rs - sample_sd (line 92) ... ok
[INFO] [stdout] test src/lib.rs - t_pdf (line 1958) ... ok
[INFO] [stdout] test src/lib.rs - t_ran (line 2033) ... ok
[INFO] [stdout] test src/lib.rs - t_per (line 2007) ... ok
[INFO] [stdout] test src/lib.rs - unif_ranvec (line 2235) ... ok
[INFO] [stdout] test src/lib.rs - unif_cdf (line 2159) ... ok
[INFO] [stdout] test src/lib.rs - pois_ran (line 3639) ... ok
[INFO] [stdout] test src/lib.rs - unif_ran (line 2214) ... ok
[INFO] [stdout] test src/lib.rs - unif_per (line 2191) ... ok
[INFO] [stdout] test src/lib.rs - t_cdf (line 1979) ... ok
[INFO] [stdout] test src/lib.rs - t_ranvec (line 2051) ... ok
[INFO] [stdout] test src/lib.rs - unif_pdf (line 2134) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 119 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "203008c22dbf1d413b145c18020b51bf201705c88991cedf2da97ab2cb6395fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203008c22dbf1d413b145c18020b51bf201705c88991cedf2da97ab2cb6395fc", kill_on_drop: false }`
[INFO] [stdout] 203008c22dbf1d413b145c18020b51bf201705c88991cedf2da97ab2cb6395fc
