[INFO] fetching crate russell_stat 1.15.0...
[INFO] testing russell_stat-1.15.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate russell_stat 1.15.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate russell_stat 1.15.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate russell_stat 1.15.0
[INFO] tweaked toml for crates.io crate russell_stat 1.15.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate russell_stat 1.15.0 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 russell_stat 1.15.0 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] 779df521aed84152c9ee76cb34ad146ab8d6cf6fec99495a0125168088a753bc
[INFO] running `Command { std: "docker" "start" "-a" "779df521aed84152c9ee76cb34ad146ab8d6cf6fec99495a0125168088a753bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "779df521aed84152c9ee76cb34ad146ab8d6cf6fec99495a0125168088a753bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779df521aed84152c9ee76cb34ad146ab8d6cf6fec99495a0125168088a753bc", kill_on_drop: false }`
[INFO] [stdout] 779df521aed84152c9ee76cb34ad146ab8d6cf6fec99495a0125168088a753bc
[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] 96f58f7f9b6b6dc39e7369cf6e1f78855476d95e38f08131b036e4bc5acafe15
[INFO] running `Command { std: "docker" "start" "-a" "96f58f7f9b6b6dc39e7369cf6e1f78855476d95e38f08131b036e4bc5acafe15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling russell_lab v1.15.0
[INFO] [stderr]    Compiling rand_distr v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling russell_stat v1.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.84s
[INFO] running `Command { std: "docker" "inspect" "96f58f7f9b6b6dc39e7369cf6e1f78855476d95e38f08131b036e4bc5acafe15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f58f7f9b6b6dc39e7369cf6e1f78855476d95e38f08131b036e4bc5acafe15", kill_on_drop: false }`
[INFO] [stdout] 96f58f7f9b6b6dc39e7369cf6e1f78855476d95e38f08131b036e4bc5acafe15
[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] b07727ef558e741e57889d005a8bcd38748c6fa0b266fac610b8e6615334a88d
[INFO] running `Command { std: "docker" "start" "-a" "b07727ef558e741e57889d005a8bcd38748c6fa0b266fac610b8e6615334a88d", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotpy v1.21.0
[INFO] [stderr]    Compiling russell_stat v1.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "b07727ef558e741e57889d005a8bcd38748c6fa0b266fac610b8e6615334a88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07727ef558e741e57889d005a8bcd38748c6fa0b266fac610b8e6615334a88d", kill_on_drop: false }`
[INFO] [stdout] b07727ef558e741e57889d005a8bcd38748c6fa0b266fac610b8e6615334a88d
[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] 231065c1aa8614460981be8cc97f176ec5461282ab65719b6c614786d5fd9401
[INFO] running `Command { std: "docker" "start" "-a" "231065c1aa8614460981be8cc97f176ec5461282ab65719b6c614786d5fd9401", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/russell_stat-18324d2a0603e308)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test distribution_frechet::tests::frechet_handles_errors ... ok
[INFO] [stdout] test distribution_frechet::tests::frechet_works ... ok
[INFO] [stdout] test distribution_frechet::tests::mean_and_variance_work ... ok
[INFO] [stdout] test distribution_gumbel::tests::gumbel_handles_errors ... ok
[INFO] [stdout] test distribution_gumbel::tests::mean_and_variance_work ... ok
[INFO] [stdout] test distribution_gumbel::tests::new_from_mu_sig_works ... ok
[INFO] [stdout] test distribution_lognormal::tests::lognormal_handles_errors ... ok
[INFO] [stdout] test distribution_gumbel::tests::sample_works ... ok
[INFO] [stdout] test distribution_lognormal::tests::lognormal_works ... ok
[INFO] [stdout] test distribution_gumbel::tests::gumbel_works ... ok
[INFO] [stdout] test distribution_lognormal::tests::new_from_mu_sig_works ... ok
[INFO] [stdout] test distribution_normal::tests::mean_and_variance_work ... ok
[INFO] [stdout] test distribution_lognormal::tests::sample_works ... ok
[INFO] [stdout] test distribution_normal::tests::normal_works ... ok
[INFO] [stdout] test distribution_uniform::tests::uniform_handles_errors ... ok
[INFO] [stdout] test distribution_normal::tests::sample_works ... ok
[INFO] [stdout] test distribution_uniform::tests::mean_and_variance_work ... ok
[INFO] [stdout] test histogram::tests::count_and_reset_work ... ok
[INFO] [stdout] test distribution_uniform::tests::uniform_works ... ok
[INFO] [stdout] test histogram::tests::display_returns_errors ... ok
[INFO] [stdout] test distribution_uniform::tests::sample_works ... ok
[INFO] [stdout] test histogram::tests::new_works ... ok
[INFO] [stdout] test histogram::tests::display_works ... ok
[INFO] [stdout] test statistics::tests::display_works ... ok
[INFO] [stdout] test histogram::tests::new_fails_on_wrong_input ... ok
[INFO] [stdout] test statistics::tests::statistics_handle_small_slices ... ok
[INFO] [stdout] test statistics::tests::statistics_works ... ok
[INFO] [stdout] test histogram::tests::find_bin_works ... ok
[INFO] [stdout] test distribution_frechet::tests::sample_works ... ok
[INFO] [stdout] test distribution_lognormal::tests::mean_and_variance_work ... ok
[INFO] [stdout] test distribution_normal::tests::normal_handles_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests russell_stat
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/distribution_gumbel.rs - distribution_gumbel::DistributionGumbel::mean (line 101) ... ok
[INFO] [stdout] test src/distribution_frechet.rs - distribution_frechet::DistributionFrechet::pdf (line 45) ... ok
[INFO] [stdout] test src/distribution_frechet.rs - distribution_frechet::DistributionFrechet::mean (line 96) ... ok
[INFO] [stdout] test src/distribution_frechet.rs - distribution_frechet::DistributionFrechet::variance (line 119) ... ok
[INFO] [stdout] test src/distribution_frechet.rs - distribution_frechet::DistributionFrechet::sample (line 143) ... ok
[INFO] [stdout] test src/distribution_gumbel.rs - distribution_gumbel::DistributionGumbel::pdf (line 55) ... ok
[INFO] [stdout] test src/distribution_gumbel.rs - distribution_gumbel::DistributionGumbel::variance (line 121) ... ok
[INFO] [stdout] test src/distribution_gumbel.rs - distribution_gumbel::DistributionGumbel::cdf (line 78) ... ok
[INFO] [stdout] test src/distribution_lognormal.rs - distribution_lognormal::DistributionLognormal::cdf (line 89) ... ok
[INFO] [stdout] test src/distribution_lognormal.rs - distribution_lognormal::DistributionLognormal::mean (line 111) ... ok
[INFO] [stdout] test src/distribution_frechet.rs - distribution_frechet::DistributionFrechet::cdf (line 69) ... ok
[INFO] [stdout] test src/distribution_gumbel.rs - distribution_gumbel::DistributionGumbel::sample (line 141) ... ok
[INFO] [stdout] test src/distribution_lognormal.rs - distribution_lognormal::DistributionLognormal::pdf (line 67) ... ok
[INFO] [stdout] test src/distribution_lognormal.rs - distribution_lognormal::DistributionLognormal::variance (line 130) ... ok
[INFO] [stdout] test src/distribution_lognormal.rs - distribution_lognormal::DistributionLognormal::sample (line 150) ... ok
[INFO] [stdout] test src/distribution_normal.rs - distribution_normal::DistributionNormal::cdf (line 61) ... ok
[INFO] [stdout] test src/distribution_normal.rs - distribution_normal::DistributionNormal::sample (line 113) ... ok
[INFO] [stdout] test src/distribution_normal.rs - distribution_normal::DistributionNormal::variance (line 96) ... ok
[INFO] [stdout] test src/distribution_uniform.rs - distribution_uniform::DistributionUniform::cdf (line 64) ... ok
[INFO] [stdout] test src/distribution_normal.rs - distribution_normal::DistributionNormal::pdf (line 43) ... ok
[INFO] [stdout] test src/distribution_uniform.rs - distribution_uniform::DistributionUniform::variance (line 104) ... ok
[INFO] [stdout] test src/distribution_normal.rs - distribution_normal::DistributionNormal::mean (line 79) ... ok
[INFO] [stdout] test src/distribution_uniform.rs - distribution_uniform::DistributionUniform::mean (line 87) ... ok
[INFO] [stdout] test src/distribution_uniform.rs - distribution_uniform::DistributionUniform::pdf (line 41) ... ok
[INFO] [stdout] test src/distribution_uniform.rs - distribution_uniform::DistributionUniform::sample (line 121) ... ok
[INFO] [stdout] test src/histogram.rs - histogram::Histogram (line 19) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctest (line 179) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctest (line 124) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctest (line 291) ... ok
[INFO] [stdout] test src/statistics.rs - statistics::statistics (line 24) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctest (line 235) ... ok
[INFO] [stdout] test src/lib.rs - ReadmeDoctest (line 352) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "231065c1aa8614460981be8cc97f176ec5461282ab65719b6c614786d5fd9401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231065c1aa8614460981be8cc97f176ec5461282ab65719b6c614786d5fd9401", kill_on_drop: false }`
[INFO] [stdout] 231065c1aa8614460981be8cc97f176ec5461282ab65719b6c614786d5fd9401
