[INFO] fetching crate babycat 0.0.6...
[INFO] testing babycat-0.0.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate babycat 0.0.6 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate babycat 0.0.6 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] removed /workspace/builds/worker-43/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate babycat 0.0.6
[INFO] finished tweaking crates.io crate babycat 0.0.6
[INFO] tweaked toml for crates.io crate babycat 0.0.6 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate babycat 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 7c2da322e2662b54fedd26dccab83a81dbad6fa97a0e6a51820b47955e26c0a6
[INFO] running `Command { std: "docker" "start" "-a" "7c2da322e2662b54fedd26dccab83a81dbad6fa97a0e6a51820b47955e26c0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c2da322e2662b54fedd26dccab83a81dbad6fa97a0e6a51820b47955e26c0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2da322e2662b54fedd26dccab83a81dbad6fa97a0e6a51820b47955e26c0a6", kill_on_drop: false }`
[INFO] [stdout] 7c2da322e2662b54fedd26dccab83a81dbad6fa97a0e6a51820b47955e26c0a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 191e7cc8c48fa67965601e3caf81c11966680c391f178e99fe0c71f853b994f4
[INFO] running `Command { std: "docker" "start" "-a" "191e7cc8c48fa67965601e3caf81c11966680c391f178e99fe0c71f853b994f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling arrayvec v0.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling libsamplerate-sys v0.1.10
[INFO] [stderr]    Compiling samplerate v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling symphonia-core v0.3.0
[INFO] [stderr]    Compiling symphonia-metadata v0.3.0
[INFO] [stderr]    Compiling symphonia-codec-pcm v0.3.0
[INFO] [stderr]    Compiling symphonia-codec-aac v0.3.0
[INFO] [stderr]    Compiling symphonia-utils-xiph v0.3.0
[INFO] [stderr]    Compiling symphonia-format-wav v0.3.0
[INFO] [stderr]    Compiling symphonia-format-isomp4 v0.3.0
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.3.0
[INFO] [stderr]    Compiling symphonia-bundle-flac v0.3.0
[INFO] [stderr]    Compiling symphonia-format-ogg v0.3.0
[INFO] [stderr]    Compiling symphonia v0.3.0
[INFO] [stderr]    Compiling babycat v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.93s
[INFO] running `Command { std: "docker" "inspect" "191e7cc8c48fa67965601e3caf81c11966680c391f178e99fe0c71f853b994f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191e7cc8c48fa67965601e3caf81c11966680c391f178e99fe0c71f853b994f4", kill_on_drop: false }`
[INFO] [stdout] 191e7cc8c48fa67965601e3caf81c11966680c391f178e99fe0c71f853b994f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] [stdout] 042a246792bb5c7e07473f691e5e6a460163f50e581bb51f1121a10cebbca643
[INFO] running `Command { std: "docker" "start" "-a" "042a246792bb5c7e07473f691e5e6a460163f50e581bb51f1121a10cebbca643", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling js-sys v0.3.51
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.24
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.24
[INFO] [stderr]    Compiling babycat v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `babycat`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name babycat --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="enable-filesystem"' --cfg 'feature="enable-libsamplerate"' --cfg 'feature="enable-multithreading"' --cfg 'feature="frontend-rust"' --cfg 'feature="rayon"' --cfg 'feature="samplerate"' -C metadata=07b2784fea0ec718 -C extra-filename=-07b2784fea0ec718 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-bff61f2d1660603b.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-9dd0ba64b3305873.rlib --extern float_cmp=/opt/rustwide/target/debug/deps/libfloat_cmp-8c0c680a7728a283.rlib --extern hound=/opt/rustwide/target/debug/deps/libhound-076839080c16041e.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-c90108fe41e9ef53.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-1976e48194768be2.rlib --extern samplerate=/opt/rustwide/target/debug/deps/libsamplerate-ca63aa76ba4bfe07.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e4e87f20ce2b4954.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-91cd1dae56439319.rlib --extern symphonia=/opt/rustwide/target/debug/deps/libsymphonia-d9714de0f931f00b.rlib --extern wasm_bindgen_test=/opt/rustwide/target/debug/deps/libwasm_bindgen_test-007076a2a9461bfe.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/libsamplerate-sys-a0effd4f76119aa1/out/build` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "042a246792bb5c7e07473f691e5e6a460163f50e581bb51f1121a10cebbca643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042a246792bb5c7e07473f691e5e6a460163f50e581bb51f1121a10cebbca643", kill_on_drop: false }`
[INFO] [stdout] 042a246792bb5c7e07473f691e5e6a460163f50e581bb51f1121a10cebbca643