[INFO] cloning repository https://github.com/TrinaglesDrawers/bird_hordes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrinaglesDrawers/bird_hordes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrinaglesDrawers%2Fbird_hordes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrinaglesDrawers%2Fbird_hordes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f411529db12524c70c5015f20ec18eb2d464272
[INFO] checking TrinaglesDrawers/bird_hordes against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrinaglesDrawers%2Fbird_hordes" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrinaglesDrawers/bird_hordes 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 git repo https://github.com/TrinaglesDrawers/bird_hordes
[INFO] finished tweaking git repo https://github.com/TrinaglesDrawers/bird_hordes
[INFO] tweaked toml for git repo https://github.com/TrinaglesDrawers/bird_hordes written to /workspace/builds/worker-12/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] [stderr]     Updating git repository `https://github.com/zakarumych/arcana.git`
[INFO] [stderr]     Updating git repository `https://github.com/phip1611/soundio-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/andrewrk/libsoundio`
[INFO] [stderr]     Updating git repository `https://github.com/zakarumych/sierra`
[INFO] [stderr]     Updating git repository `https://github.com/zakarumych/skelly.git`
[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 sharded-slab v0.1.4
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded goods-proc v0.1.0
[INFO] [stderr]   Downloaded layered-bitset v0.1.3
[INFO] [stderr]   Downloaded rapier3d v0.10.1
[INFO] [stderr]   Downloaded pp-rs v0.2.1
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded png v0.17.2
[INFO] [stderr]   Downloaded gpu-alloc-erupt v0.5.0
[INFO] [stderr]   Downloaded gpu-descriptor-erupt v0.2.0
[INFO] [stderr]   Downloaded hecs v0.6.5
[INFO] [stderr]   Downloaded erupt v0.19.0+182
[INFO] [stderr]   Downloaded goods-treasury v0.3.1
[INFO] [stderr]   Downloaded scoped-arena v0.3.0
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] [stderr]   Downloaded goods v0.11.1
[INFO] [stderr]   Downloaded parry3d v0.6.0
[INFO] [stderr]   Downloaded deflate v0.9.1
[INFO] [stderr]   Downloaded ahash v0.7.6
[INFO] [stderr]   Downloaded gpu-alloc v0.5.2
[INFO] [stderr]   Downloaded raw-window-metal v0.1.2
[INFO] [stderr]   Downloaded moltenvk-sys v0.1.2
[INFO] [stderr]   Downloaded naga v0.6.3
[INFO] [stderr]   Downloaded nalgebra v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 94d8fae08b5cf54725239e9002eed8aeda36835185261c2f8f9fc46dd3d76f66
[INFO] running `Command { std: "docker" "start" "-a" "94d8fae08b5cf54725239e9002eed8aeda36835185261c2f8f9fc46dd3d76f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d8fae08b5cf54725239e9002eed8aeda36835185261c2f8f9fc46dd3d76f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d8fae08b5cf54725239e9002eed8aeda36835185261c2f8f9fc46dd3d76f66", kill_on_drop: false }`
[INFO] [stdout] 94d8fae08b5cf54725239e9002eed8aeda36835185261c2f8f9fc46dd3d76f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c826903c128d2967bdf13311695be0d7b827d23e926a8d43b10d17516c9143b1
[INFO] running `Command { std: "docker" "start" "-a" "c826903c128d2967bdf13311695be0d7b827d23e926a8d43b10d17516c9143b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking scoped-arena v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]     Checking layered-bitset v0.1.3
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking deflate v0.9.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking memoffset v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking pp-rs v0.2.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/scoped-arena-0.3.0/src/lib.rs:124:40
[INFO] [stdout]     |
[INFO] [stdout] 124 | #![cfg_attr(feature = "allocator_api", feature(allocator_api))]
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.68/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=e4e692cc3119fdf0 -C extra-filename=-e4e692cc3119fdf0 --out-dir /opt/rustwide/target/debug/build/serde_json-e4e692cc3119fdf0 -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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c826903c128d2967bdf13311695be0d7b827d23e926a8d43b10d17516c9143b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c826903c128d2967bdf13311695be0d7b827d23e926a8d43b10d17516c9143b1", kill_on_drop: false }`
[INFO] [stdout] c826903c128d2967bdf13311695be0d7b827d23e926a8d43b10d17516c9143b1
