[INFO] fetching crate polars-utils 0.1.0...
[INFO] testing polars-utils-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate polars-utils 0.1.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate polars-utils 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polars-utils 0.1.0
[INFO] finished tweaking crates.io crate polars-utils 0.1.0
[INFO] tweaked toml for crates.io crate polars-utils 0.1.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4260a733e9fc87b20dadea73782d90284b0d21aa0713b1e8710e7163fe4eb2fd
[INFO] running `Command { std: "docker" "start" "-a" "4260a733e9fc87b20dadea73782d90284b0d21aa0713b1e8710e7163fe4eb2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4260a733e9fc87b20dadea73782d90284b0d21aa0713b1e8710e7163fe4eb2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4260a733e9fc87b20dadea73782d90284b0d21aa0713b1e8710e7163fe4eb2fd", kill_on_drop: false }`
[INFO] [stdout] 4260a733e9fc87b20dadea73782d90284b0d21aa0713b1e8710e7163fe4eb2fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 181f232391528eb14f0245189c1f7c35f78acc42dc88f9b01bdf13759849ee49
[INFO] running `Command { std: "docker" "start" "-a" "181f232391528eb14f0245189c1f7c35f78acc42dc88f9b01bdf13759849ee49", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling polars-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "181f232391528eb14f0245189c1f7c35f78acc42dc88f9b01bdf13759849ee49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181f232391528eb14f0245189c1f7c35f78acc42dc88f9b01bdf13759849ee49", kill_on_drop: false }`
[INFO] [stdout] 181f232391528eb14f0245189c1f7c35f78acc42dc88f9b01bdf13759849ee49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38e5b5b06c3e15e88e31b75cd61fb014144248fb25e95d466da055dbc450ca78
[INFO] running `Command { std: "docker" "start" "-a" "38e5b5b06c3e15e88e31b75cd61fb014144248fb25e95d466da055dbc450ca78", kill_on_drop: false }`
[INFO] [stderr]    Compiling polars-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "38e5b5b06c3e15e88e31b75cd61fb014144248fb25e95d466da055dbc450ca78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e5b5b06c3e15e88e31b75cd61fb014144248fb25e95d466da055dbc450ca78", kill_on_drop: false }`
[INFO] [stdout] 38e5b5b06c3e15e88e31b75cd61fb014144248fb25e95d466da055dbc450ca78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7d8e299f2c9dac24224db209fcc287cfca551a70a42359e7b920d53a5155ff1
[INFO] running `Command { std: "docker" "start" "-a" "c7d8e299f2c9dac24224db209fcc287cfca551a70a42359e7b920d53a5155ff1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polars_utils-23bb738ed91368bf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests polars-utils
[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] [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" "c7d8e299f2c9dac24224db209fcc287cfca551a70a42359e7b920d53a5155ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d8e299f2c9dac24224db209fcc287cfca551a70a42359e7b920d53a5155ff1", kill_on_drop: false }`
[INFO] [stdout] c7d8e299f2c9dac24224db209fcc287cfca551a70a42359e7b920d53a5155ff1