[INFO] cloning repository https://github.com/jefftime/conc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jefftime/conc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefftime%2Fconc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefftime%2Fconc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6278992651b1b1ef7e80bce11304aedd9d91915
[INFO] checking jefftime/conc against master#542febd2d383b5082277c7d165b098c0a3b513f6 for pr-103293
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefftime%2Fconc" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jefftime/conc on toolchain 542febd2d383b5082277c7d165b098c0a3b513f6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+542febd2d383b5082277c7d165b098c0a3b513f6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jefftime/conc
[INFO] finished tweaking git repo https://github.com/jefftime/conc
[INFO] tweaked toml for git repo https://github.com/jefftime/conc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jefftime/conc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+542febd2d383b5082277c7d165b098c0a3b513f6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tobj v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+542febd2d383b5082277c7d165b098c0a3b513f6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72a4f11ce4c860bc78cbfedd9619a964e8502f2c4ab86dcb723ab5bbd268da15
[INFO] running `Command { std: "docker" "start" "-a" "72a4f11ce4c860bc78cbfedd9619a964e8502f2c4ab86dcb723ab5bbd268da15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72a4f11ce4c860bc78cbfedd9619a964e8502f2c4ab86dcb723ab5bbd268da15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a4f11ce4c860bc78cbfedd9619a964e8502f2c4ab86dcb723ab5bbd268da15", kill_on_drop: false }`
[INFO] [stdout] 72a4f11ce4c860bc78cbfedd9619a964e8502f2c4ab86dcb723ab5bbd268da15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+542febd2d383b5082277c7d165b098c0a3b513f6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30e955554f1421245ac7294909b93b15af5a02a155c6e773cc8c6a523c3245f2
[INFO] running `Command { std: "docker" "start" "-a" "30e955554f1421245ac7294909b93b15af5a02a155c6e773cc8c6a523c3245f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling wgpu-core v0.11.2
[INFO] [stderr]     Checking libloading v0.7.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling sdl2 v0.35.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking gpu-alloc v0.5.2
[INFO] [stderr]     Checking gpu-descriptor v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.11.0
[INFO] [stderr]     Checking ash v0.33.3+1.2.191
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking glow v0.11.0
[INFO] [stderr]     Checking profiling v1.0.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling conc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pollster v0.2.4
[INFO] [stderr]     Checking tobj v3.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking naga v0.7.1
[INFO] [stderr] error: could not compile `ash`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ash --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ash-0.33.3+1.2.191/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C lto=off -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libloading"' -C metadata=34ad44a02fba8c7f -C extra-filename=-34ad44a02fba8c7f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-fb5893bc54f96395.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "30e955554f1421245ac7294909b93b15af5a02a155c6e773cc8c6a523c3245f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e955554f1421245ac7294909b93b15af5a02a155c6e773cc8c6a523c3245f2", kill_on_drop: false }`
[INFO] [stdout] 30e955554f1421245ac7294909b93b15af5a02a155c6e773cc8c6a523c3245f2