[INFO] fetching crate gut 0.7.2...
[INFO] testing gut-0.7.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate gut 0.7.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gut 0.7.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gut 0.7.2
[INFO] finished tweaking crates.io crate gut 0.7.2
[INFO] tweaked toml for crates.io crate gut 0.7.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded obj v0.10.2
[INFO] [stderr]   Downloaded reinterpret v0.2.1
[INFO] [stderr]   Downloaded dync-derive v0.4.0
[INFO] [stderr]   Downloaded flatk-derive v0.2.3
[INFO] [stderr]   Downloaded gut-derive v0.5.0
[INFO] [stderr]   Downloaded autodiff v0.3.2
[INFO] [stderr]   Downloaded flatk v0.3.2
[INFO] [stderr]   Downloaded dync v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e2cae54a7ea013d35279a2bae384200ac211e6f85b3ddef5895f7c3c9483a0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "33e2cae54a7ea013d35279a2bae384200ac211e6f85b3ddef5895f7c3c9483a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e2cae54a7ea013d35279a2bae384200ac211e6f85b3ddef5895f7c3c9483a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e2cae54a7ea013d35279a2bae384200ac211e6f85b3ddef5895f7c3c9483a0", kill_on_drop: false }`
[INFO] [stdout] 33e2cae54a7ea013d35279a2bae384200ac211e6f85b3ddef5895f7c3c9483a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fedb95c6b337439cd007a25f4aa592a7d8b2dcc3ffb60d409e74d08950e1a46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1fedb95c6b337439cd007a25f4aa592a7d8b2dcc3ffb60d409e74d08950e1a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling reinterpret v0.2.1
[INFO] [stderr]    Compiling lz4_flex v0.7.5
[INFO] [stderr]    Compiling obj v0.10.2
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling dync-derive v0.4.0
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling gut-derive v0.5.0
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling flatk-derive v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling dync v0.5.0
[INFO] [stderr]    Compiling autodiff v0.3.2
[INFO] [stderr]    Compiling vtkio v0.6.3
[INFO] [stderr]    Compiling flatk v0.3.2
[INFO] [stderr]    Compiling gut v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.49s
[INFO] running `Command { std: "docker" "inspect" "1fedb95c6b337439cd007a25f4aa592a7d8b2dcc3ffb60d409e74d08950e1a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fedb95c6b337439cd007a25f4aa592a7d8b2dcc3ffb60d409e74d08950e1a46", kill_on_drop: false }`
[INFO] [stdout] 1fedb95c6b337439cd007a25f4aa592a7d8b2dcc3ffb60d409e74d08950e1a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9fcfba60c576320b16db4ea046e5d10009e1230bd1885d19164cf74ac1aad404
[INFO] running `Command { std: "docker" "start" "-a" "9fcfba60c576320b16db4ea046e5d10009e1230bd1885d19164cf74ac1aad404", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling gut v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `gut`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gut --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="io"' --cfg 'feature="objio"' --cfg 'feature="vtkio"' -C metadata=54a054b59d2aa859 -C extra-filename=-54a054b59d2aa859 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-9640f5938b746ef5.rlib --extern autodiff=/opt/rustwide/target/debug/deps/libautodiff-13c38183319bdb43.rlib --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-c4085f865367edeb.rlib --extern math=/opt/rustwide/target/debug/deps/libcgmath-5d7eb9d97a42b826.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-4c47e783e343e8c8.rlib --extern dync=/opt/rustwide/target/debug/deps/libdync-196f919d218bac22.rlib --extern flatk=/opt/rustwide/target/debug/deps/libflatk-8f466ca45d0c16df.rlib --extern gut_derive=/opt/rustwide/target/debug/deps/libgut_derive-40b718d0f2e373e3.so --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-0531991db00c68fa.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-e611f1a591721d53.rlib --extern objio=/opt/rustwide/target/debug/deps/libobj-3f2e27d8af96c083.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-7811392674efd0b2.rlib --extern vtkio=/opt/rustwide/target/debug/deps/libvtkio-dd900392d39b0c20.rlib --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9fcfba60c576320b16db4ea046e5d10009e1230bd1885d19164cf74ac1aad404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcfba60c576320b16db4ea046e5d10009e1230bd1885d19164cf74ac1aad404", kill_on_drop: false }`
[INFO] [stdout] 9fcfba60c576320b16db4ea046e5d10009e1230bd1885d19164cf74ac1aad404