[INFO] fetching crate numcodecs-zlib 0.4.0...
[INFO] testing numcodecs-zlib-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate numcodecs-zlib 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate numcodecs-zlib 0.4.0
[INFO] finished tweaking crates.io crate numcodecs-zlib 0.4.0
[INFO] tweaked toml for crates.io crate numcodecs-zlib 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate numcodecs-zlib 0.4.0 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 numcodecs-zlib 0.4.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7643ab47a94ece633cc8bfa71c48c768709cda3dbf097f1ce64938ba2142f819
[INFO] running `Command { std: "docker" "start" "-a" "7643ab47a94ece633cc8bfa71c48c768709cda3dbf097f1ce64938ba2142f819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7643ab47a94ece633cc8bfa71c48c768709cda3dbf097f1ce64938ba2142f819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7643ab47a94ece633cc8bfa71c48c768709cda3dbf097f1ce64938ba2142f819", kill_on_drop: false }`
[INFO] [stdout] 7643ab47a94ece633cc8bfa71c48c768709cda3dbf097f1ce64938ba2142f819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 238549fc5588c31576024ac7c684ffbf26d6283bd1baec3efad0dafd21456d1c
[INFO] running `Command { std: "docker" "start" "-a" "238549fc5588c31576024ac7c684ffbf26d6283bd1baec3efad0dafd21456d1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling postcard v1.1.3
[INFO] [stderr]    Compiling numcodecs v0.3.0
[INFO] [stderr]    Compiling numcodecs-zlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.29s
[INFO] running `Command { std: "docker" "inspect" "238549fc5588c31576024ac7c684ffbf26d6283bd1baec3efad0dafd21456d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238549fc5588c31576024ac7c684ffbf26d6283bd1baec3efad0dafd21456d1c", kill_on_drop: false }`
[INFO] [stdout] 238549fc5588c31576024ac7c684ffbf26d6283bd1baec3efad0dafd21456d1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2acc576368773b77d19f1ee11d802a13a649d58757e2abeecad921e099814e7f
[INFO] running `Command { std: "docker" "start" "-a" "2acc576368773b77d19f1ee11d802a13a649d58757e2abeecad921e099814e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling numcodecs-zlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "2acc576368773b77d19f1ee11d802a13a649d58757e2abeecad921e099814e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2acc576368773b77d19f1ee11d802a13a649d58757e2abeecad921e099814e7f", kill_on_drop: false }`
[INFO] [stdout] 2acc576368773b77d19f1ee11d802a13a649d58757e2abeecad921e099814e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ea47083cf801dae818b357292505dada728ffe4b19334439ace4c1a4a6504315
[INFO] running `Command { std: "docker" "start" "-a" "ea47083cf801dae818b357292505dada728ffe4b19334439ace4c1a4a6504315", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/numcodecs_zlib-afabfd700e9bab86)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests numcodecs_zlib
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea47083cf801dae818b357292505dada728ffe4b19334439ace4c1a4a6504315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea47083cf801dae818b357292505dada728ffe4b19334439ace4c1a4a6504315", kill_on_drop: false }`
[INFO] [stdout] ea47083cf801dae818b357292505dada728ffe4b19334439ace4c1a4a6504315