[INFO] fetching crate spotify_player 0.2.0...
[INFO] checking spotify_player-0.2.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate spotify_player 0.2.0 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate spotify_player 0.2.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spotify_player 0.2.0
[INFO] finished tweaking crates.io crate spotify_player 0.2.0
[INFO] tweaked toml for crates.io crate spotify_player 0.2.0 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate spotify_player 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18816f992822163649ee84c1da1c494986d17f50a6152328cee749f9046b8d73
[INFO] running `Command { std: "docker" "start" "-a" "18816f992822163649ee84c1da1c494986d17f50a6152328cee749f9046b8d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18816f992822163649ee84c1da1c494986d17f50a6152328cee749f9046b8d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18816f992822163649ee84c1da1c494986d17f50a6152328cee749f9046b8d73", kill_on_drop: false }`
[INFO] [stdout] 18816f992822163649ee84c1da1c494986d17f50a6152328cee749f9046b8d73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c5a54908be186c9a3d9bce8c49bbc6098cbc5332660b64bf816605f16dbc630
[INFO] running `Command { std: "docker" "start" "-a" "4c5a54908be186c9a3d9bce8c49bbc6098cbc5332660b64bf816605f16dbc630", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-0.5.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=1351b578c83586bb -C extra-filename=-1351b578c83586bb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "4c5a54908be186c9a3d9bce8c49bbc6098cbc5332660b64bf816605f16dbc630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5a54908be186c9a3d9bce8c49bbc6098cbc5332660b64bf816605f16dbc630", kill_on_drop: false }`
[INFO] [stdout] 4c5a54908be186c9a3d9bce8c49bbc6098cbc5332660b64bf816605f16dbc630