[INFO] fetching crate vujio 0.1.3...
[INFO] testing vujio-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vujio 0.1.3 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate vujio 0.1.3 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 vujio 0.1.3
[INFO] finished tweaking crates.io crate vujio 0.1.3
[INFO] tweaked toml for crates.io crate vujio 0.1.3 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vujio_client v0.1.2
[INFO] [stderr]   Downloaded vujio_server v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] c0e331f32dbcb04d60a1e14a599ff2451e085d0d8b4a297d3706e990dc0811a2
[INFO] running `Command { std: "docker" "start" "-a" "c0e331f32dbcb04d60a1e14a599ff2451e085d0d8b4a297d3706e990dc0811a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0e331f32dbcb04d60a1e14a599ff2451e085d0d8b4a297d3706e990dc0811a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e331f32dbcb04d60a1e14a599ff2451e085d0d8b4a297d3706e990dc0811a2", kill_on_drop: false }`
[INFO] [stdout] c0e331f32dbcb04d60a1e14a599ff2451e085d0d8b4a297d3706e990dc0811a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] dd9ed5e678f790451b78d6e122049d6f09e53c150d75d35dbde344ffc568af3d
[INFO] running `Command { std: "docker" "start" "-a" "dd9ed5e678f790451b78d6e122049d6f09e53c150d75d35dbde344ffc568af3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling fixedbitset v0.3.2
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling bevy-glsl-to-spirv v0.2.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling glam v0.15.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling svg_fmt v0.4.1
[INFO] [stderr]    Compiling inplace_it v0.3.3
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling rectangle-pack v0.2.2
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling swc_bundler v0.18.2
[INFO] [stderr]    Compiling route-recognizer v0.2.0
[INFO] [stderr]    Compiling bitstream-io v1.2.0
[INFO] [stderr]    Compiling relative-path v1.5.0
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling glam v0.11.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling simple-mutex v1.1.5
[INFO] [stderr] error: could not compile `async-task`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_task --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-task-4.0.3/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="default"' --cfg 'feature="std"' -C metadata=9ff0738f8a84337b -C extra-filename=-9ff0738f8a84337b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "dd9ed5e678f790451b78d6e122049d6f09e53c150d75d35dbde344ffc568af3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9ed5e678f790451b78d6e122049d6f09e53c150d75d35dbde344ffc568af3d", kill_on_drop: false }`
[INFO] [stdout] dd9ed5e678f790451b78d6e122049d6f09e53c150d75d35dbde344ffc568af3d