[INFO] cloning repository https://github.com/a-day-old-bagel/expaux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a-day-old-bagel/expaux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-day-old-bagel%2Fexpaux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-day-old-bagel%2Fexpaux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 040ce2321986f0c9a9e5ed8996a705356af5e1d9
[INFO] testing a-day-old-bagel/expaux against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-day-old-bagel%2Fexpaux" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a-day-old-bagel/expaux 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/a-day-old-bagel/expaux
[INFO] finished tweaking git repo https://github.com/a-day-old-bagel/expaux
[INFO] tweaked toml for git repo https://github.com/a-day-old-bagel/expaux written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/a-day-old-bagel/expaux already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a2498391b99455cc2735a9aa9417d2a8a3c709d1ed5709479dfdb997f05f0782
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2498391b99455cc2735a9aa9417d2a8a3c709d1ed5709479dfdb997f05f0782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2498391b99455cc2735a9aa9417d2a8a3c709d1ed5709479dfdb997f05f0782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2498391b99455cc2735a9aa9417d2a8a3c709d1ed5709479dfdb997f05f0782", kill_on_drop: false }`
[INFO] [stdout] a2498391b99455cc2735a9aa9417d2a8a3c709d1ed5709479dfdb997f05f0782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] aaa4cc393da4cb3a9bf58e2ab5a0be77a7d71f9e46397900341ede70504554cb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aaa4cc393da4cb3a9bf58e2ab5a0be77a7d71f9e46397900341ede70504554cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling vk-sys v0.2.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.20
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling enum_primitive v0.1.0
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.2
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling vulkano v0.3.1
[INFO] [stderr]    Compiling rayon v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.7.6
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.7.6
[INFO] [stderr]    Compiling jpeg-decoder v0.1.9
[INFO] [stderr]    Compiling flate2 v0.2.14
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling cgmath v0.12.0
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr] error: could not compile `vulkano`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name vulkano /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vulkano-0.3.1/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 -C metadata=1494e849dea898a2 -C extra-filename=-1494e849dea898a2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-c627f0ff48c21f11.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-8b8c3e78b68a9be8.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-ea1dd145109d7244.rmeta --extern shared_library=/opt/rustwide/target/debug/deps/libshared_library-20d5fbd2d438339e.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-677984c6dbde7bfc.rmeta --extern vk_sys=/opt/rustwide/target/debug/deps/libvk_sys-b7733cc4f31f6a5f.rmeta --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" "aaa4cc393da4cb3a9bf58e2ab5a0be77a7d71f9e46397900341ede70504554cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa4cc393da4cb3a9bf58e2ab5a0be77a7d71f9e46397900341ede70504554cb", kill_on_drop: false }`
[INFO] [stdout] aaa4cc393da4cb3a9bf58e2ab5a0be77a7d71f9e46397900341ede70504554cb