[INFO] fetching crate bibjoin 0.2.1...
[INFO] testing bibjoin-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bibjoin 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bibjoin 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bibjoin 0.2.1
[INFO] finished tweaking crates.io crate bibjoin 0.2.1
[INFO] tweaked toml for crates.io crate bibjoin 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate bibjoin 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrow v5.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 974022c703bcf30cc435c4687d5d830df253848aa486d92d3c2608977c55c596
[INFO] running `Command { std: "docker" "start" "-a" "974022c703bcf30cc435c4687d5d830df253848aa486d92d3c2608977c55c596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "974022c703bcf30cc435c4687d5d830df253848aa486d92d3c2608977c55c596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974022c703bcf30cc435c4687d5d830df253848aa486d92d3c2608977c55c596", kill_on_drop: false }`
[INFO] [stdout] 974022c703bcf30cc435c4687d5d830df253848aa486d92d3c2608977c55c596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48830c757c842402b033571f67559510fedbbef2b50753b4189cac770e8cd1d5
[INFO] running `Command { std: "docker" "start" "-a" "48830c757c842402b033571f67559510fedbbef2b50753b4189cac770e8cd1d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling simdutf8 v0.1.3
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling os_str_bytes v3.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling thiserror v1.0.28
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.4
[INFO] [stderr]    Compiling arrow v5.2.0
[INFO] [stderr]    Compiling polars-arrow v0.15.1
[INFO] [stderr]    Compiling polars-core v0.15.1
[INFO] [stderr]    Compiling polars-io v0.15.1
[INFO] [stderr]    Compiling polars-lazy v0.15.1
[INFO] [stderr]    Compiling polars v0.15.1
[INFO] [stderr] error: could not compile `polars-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name polars_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.15.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="chrono"' --cfg 'feature="docs"' --cfg 'feature="dtype-date32"' --cfg 'feature="dtype-date64"' --cfg 'feature="lazy"' --cfg 'feature="performant"' --cfg 'feature="plain_fmt"' --cfg 'feature="prettytable-rs"' --cfg 'feature="private"' --cfg 'feature="regex"' --cfg 'feature="sort_multiple"' --cfg 'feature="temporal"' --cfg 'feature="zip_with"' -C metadata=30ded912504c189a -C extra-filename=-30ded912504c189a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-908cbf8b6eabde98.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-a6de331f7eb7ef5b.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libarrow-756222f483db2388.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f1f620c07b2ece9a.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-4908f392379e5a88.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c0ea5b4b1d6f2c02.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-e5b1fd8a4bee175e.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-6aa8c0f7f41c04d4.rmeta --extern polars_arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-822b3d8088d8e410.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-9fedc2d0e7caa9d2.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-3420e84d71a91800.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-27bd9e77ed307a48.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-4e2fe92a66a2c574.rmeta --extern unsafe_unwrap=/opt/rustwide/target/debug/deps/libunsafe_unwrap-d1fec151c6d3142a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "48830c757c842402b033571f67559510fedbbef2b50753b4189cac770e8cd1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48830c757c842402b033571f67559510fedbbef2b50753b4189cac770e8cd1d5", kill_on_drop: false }`
[INFO] [stdout] 48830c757c842402b033571f67559510fedbbef2b50753b4189cac770e8cd1d5