[INFO] fetching crate streamhist 0.0.1-alpha.3...
[INFO] testing streamhist-0.0.1-alpha.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate streamhist 0.0.1-alpha.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] finished tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] tweaked toml for crates.io crate streamhist 0.0.1-alpha.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate streamhist 0.0.1-alpha.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate streamhist 0.0.1-alpha.3 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4764d5087dec634607756c3e11fcd82bd57aec199d614693f3a8e424ed250c1
[INFO] running `Command { std: "docker" "start" "-a" "c4764d5087dec634607756c3e11fcd82bd57aec199d614693f3a8e424ed250c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4764d5087dec634607756c3e11fcd82bd57aec199d614693f3a8e424ed250c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4764d5087dec634607756c3e11fcd82bd57aec199d614693f3a8e424ed250c1", kill_on_drop: false }`
[INFO] [stdout] c4764d5087dec634607756c3e11fcd82bd57aec199d614693f3a8e424ed250c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a12c1574b80b45955598db20189bf098df7b52ad83c6dd6a3641fe6d2f4a15bc
[INFO] running `Command { std: "docker" "start" "-a" "a12c1574b80b45955598db20189bf098df7b52ad83c6dd6a3641fe6d2f4a15bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "a12c1574b80b45955598db20189bf098df7b52ad83c6dd6a3641fe6d2f4a15bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12c1574b80b45955598db20189bf098df7b52ad83c6dd6a3641fe6d2f4a15bc", kill_on_drop: false }`
[INFO] [stdout] a12c1574b80b45955598db20189bf098df7b52ad83c6dd6a3641fe6d2f4a15bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a3610d2a6303d4211c7db8e73591f11cc0bca3b0fcc3c52dbe9fc80561e7ae
[INFO] running `Command { std: "docker" "start" "-a" "19a3610d2a6303d4211c7db8e73591f11cc0bca3b0fcc3c52dbe9fc80561e7ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_isaac v0.3.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling rand_distr v0.4.0
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "19a3610d2a6303d4211c7db8e73591f11cc0bca3b0fcc3c52dbe9fc80561e7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a3610d2a6303d4211c7db8e73591f11cc0bca3b0fcc3c52dbe9fc80561e7ae", kill_on_drop: false }`
[INFO] [stdout] 19a3610d2a6303d4211c7db8e73591f11cc0bca3b0fcc3c52dbe9fc80561e7ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4458f43e472cf20e09b7109cdaa8b5f2b76356d5e5dfce5086bfeb9bf069f023
[INFO] running `Command { std: "docker" "start" "-a" "4458f43e472cf20e09b7109cdaa8b5f2b76356d5e5dfce5086bfeb9bf069f023", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/streamhist-0bfd86f4c318804a)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_default_ctor ... ok
[INFO] [stdout] test tests::test_closest_centroids ... ok
[INFO] [stdout] test tests::test_empty_struct ... ok
[INFO] [stdout] test tests::test_max_centroids ... ok
[INFO] [stdout] test tests::test_basic_ctor ... ok
[INFO] [stdout] test tests::test_merge ... ok
[INFO] [stdout] test tests::test_all_values_the_same ... ok
[INFO] [stdout] test tests::test_normal_distribution_one_centroid ... ok
[INFO] [stdout] test tests::test_same_value ... ok
[INFO] [stdout] test tests::test_zero_centroids - should panic ... ok
[INFO] [stdout] test tests::test_uniform_distribution ... ok
[INFO] [stdout] test tests::test_normal_distribution ... ok
[INFO] [stdout] test tests::test_log_normal_distribution ... ok
[INFO] [stdout] test tests::test_exp_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streamhist
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count_less_then_eq (line 431) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::mean (line 258) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count (line 169) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::clear (line 139) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::median (line 392) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::min (line 201) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::is_empty (line 157) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 117) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::max (line 183) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::merge (line 407) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::quantile (line 334) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::var (line 284) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4458f43e472cf20e09b7109cdaa8b5f2b76356d5e5dfce5086bfeb9bf069f023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4458f43e472cf20e09b7109cdaa8b5f2b76356d5e5dfce5086bfeb9bf069f023", kill_on_drop: false }`
[INFO] [stdout] 4458f43e472cf20e09b7109cdaa8b5f2b76356d5e5dfce5086bfeb9bf069f023