[INFO] fetching crate polars-utils 0.20.0...
[INFO] testing polars-utils-0.20.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate polars-utils 0.20.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate polars-utils 0.20.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polars-utils 0.20.0
[INFO] finished tweaking crates.io crate polars-utils 0.20.0
[INFO] tweaked toml for crates.io crate polars-utils 0.20.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d85c8348cea044f5d5e89546414bb5f34bb84ba0720d8ec4e78e2ef6d2cf9b75
[INFO] running `Command { std: "docker" "start" "-a" "d85c8348cea044f5d5e89546414bb5f34bb84ba0720d8ec4e78e2ef6d2cf9b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85c8348cea044f5d5e89546414bb5f34bb84ba0720d8ec4e78e2ef6d2cf9b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85c8348cea044f5d5e89546414bb5f34bb84ba0720d8ec4e78e2ef6d2cf9b75", kill_on_drop: false }`
[INFO] [stdout] d85c8348cea044f5d5e89546414bb5f34bb84ba0720d8ec4e78e2ef6d2cf9b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 491bd87bc5f288f3f71cd7a3b120620836eef8a7cebaec945e3a74b97910ce6b
[INFO] running `Command { std: "docker" "start" "-a" "491bd87bc5f288f3f71cd7a3b120620836eef8a7cebaec945e3a74b97910ce6b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling polars-utils v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "491bd87bc5f288f3f71cd7a3b120620836eef8a7cebaec945e3a74b97910ce6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491bd87bc5f288f3f71cd7a3b120620836eef8a7cebaec945e3a74b97910ce6b", kill_on_drop: false }`
[INFO] [stdout] 491bd87bc5f288f3f71cd7a3b120620836eef8a7cebaec945e3a74b97910ce6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e65bf5d7a9f63e0764aa97d312d2e871a916adb928f82c07da4be91eb16a27be
[INFO] running `Command { std: "docker" "start" "-a" "e65bf5d7a9f63e0764aa97d312d2e871a916adb928f82c07da4be91eb16a27be", kill_on_drop: false }`
[INFO] [stderr]    Compiling polars-utils v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "e65bf5d7a9f63e0764aa97d312d2e871a916adb928f82c07da4be91eb16a27be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65bf5d7a9f63e0764aa97d312d2e871a916adb928f82c07da4be91eb16a27be", kill_on_drop: false }`
[INFO] [stdout] e65bf5d7a9f63e0764aa97d312d2e871a916adb928f82c07da4be91eb16a27be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 739a747ca1a99d64150989611bb7cb74c5478cc38aab8687465f0765040b5c0e
[INFO] running `Command { std: "docker" "start" "-a" "739a747ca1a99d64150989611bb7cb74c5478cc38aab8687465f0765040b5c0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polars_utils-8c99f9e31acc5bf2)
[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-utils
[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" "739a747ca1a99d64150989611bb7cb74c5478cc38aab8687465f0765040b5c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739a747ca1a99d64150989611bb7cb74c5478cc38aab8687465f0765040b5c0e", kill_on_drop: false }`
[INFO] [stdout] 739a747ca1a99d64150989611bb7cb74c5478cc38aab8687465f0765040b5c0e