[INFO] fetching crate polars-dtype 0.53.0...
[INFO] testing polars-dtype-0.53.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate polars-dtype 0.53.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate polars-dtype 0.53.0
[INFO] finished tweaking crates.io crate polars-dtype 0.53.0
[INFO] tweaked toml for crates.io crate polars-dtype 0.53.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polars-dtype 0.53.0 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 polars-dtype 0.53.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 76db949c2eb6d11433efa80964b72425b46dbf038bd223e2afa9a6203b48bb0e
[INFO] running `Command { std: "docker" "start" "-a" "76db949c2eb6d11433efa80964b72425b46dbf038bd223e2afa9a6203b48bb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76db949c2eb6d11433efa80964b72425b46dbf038bd223e2afa9a6203b48bb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76db949c2eb6d11433efa80964b72425b46dbf038bd223e2afa9a6203b48bb0e", kill_on_drop: false }`
[INFO] [stdout] 76db949c2eb6d11433efa80964b72425b46dbf038bd223e2afa9a6203b48bb0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bc2326232d0d46b7d8bb972c39dfd38f434fbaa635f781a0fbd73d1532df3928
[INFO] running `Command { std: "docker" "start" "-a" "bc2326232d0d46b7d8bb972c39dfd38f434fbaa635f781a0fbd73d1532df3928", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling find-msvc-tools v0.1.7
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling cc v1.2.52
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling signal-hook v0.4.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.53.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling polars-error v0.53.0
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling polars-schema v0.53.0
[INFO] [stderr]    Compiling polars-buffer v0.53.0
[INFO] [stderr]    Compiling polars-arrow v0.53.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling ar_archive_writer v0.2.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling psm v0.1.28
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling polars-dtype v0.53.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "bc2326232d0d46b7d8bb972c39dfd38f434fbaa635f781a0fbd73d1532df3928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2326232d0d46b7d8bb972c39dfd38f434fbaa635f781a0fbd73d1532df3928", kill_on_drop: false }`
[INFO] [stdout] bc2326232d0d46b7d8bb972c39dfd38f434fbaa635f781a0fbd73d1532df3928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5b3a08f32d21dab5178e135940f6e4e3e95b9532c0f977d304682f76e137e196
[INFO] running `Command { std: "docker" "start" "-a" "5b3a08f32d21dab5178e135940f6e4e3e95b9532c0f977d304682f76e137e196", kill_on_drop: false }`
[INFO] [stderr]    Compiling polars-dtype v0.53.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "5b3a08f32d21dab5178e135940f6e4e3e95b9532c0f977d304682f76e137e196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3a08f32d21dab5178e135940f6e4e3e95b9532c0f977d304682f76e137e196", kill_on_drop: false }`
[INFO] [stdout] 5b3a08f32d21dab5178e135940f6e4e3e95b9532c0f977d304682f76e137e196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 90dd415f34d4b5394d731bf278aebb68a870ea26fd1ef101740323681a8b055d
[INFO] running `Command { std: "docker" "start" "-a" "90dd415f34d4b5394d731bf278aebb68a870ea26fd1ef101740323681a8b055d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polars_dtype-049d99b526562265)
[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 polars_dtype
[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" "90dd415f34d4b5394d731bf278aebb68a870ea26fd1ef101740323681a8b055d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dd415f34d4b5394d731bf278aebb68a870ea26fd1ef101740323681a8b055d", kill_on_drop: false }`
[INFO] [stdout] 90dd415f34d4b5394d731bf278aebb68a870ea26fd1ef101740323681a8b055d
