[INFO] cloning repository https://github.com/exrook/tank-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exrook/tank-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Ftank-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Ftank-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f814a45411ef2db4010755a7abfc82fd7a175431
[INFO] testing exrook/tank-game against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Ftank-game" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exrook/tank-game 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/exrook/tank-game
[INFO] finished tweaking git repo https://github.com/exrook/tank-game
[INFO] tweaked toml for git repo https://github.com/exrook/tank-game written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/exrook/tank-game 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fcbd8aedf58a404dcf0dc46b2c16d2db168accc2b2d5581fc6b1c869716302ee
[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" "fcbd8aedf58a404dcf0dc46b2c16d2db168accc2b2d5581fc6b1c869716302ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcbd8aedf58a404dcf0dc46b2c16d2db168accc2b2d5581fc6b1c869716302ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbd8aedf58a404dcf0dc46b2c16d2db168accc2b2d5581fc6b1c869716302ee", kill_on_drop: false }`
[INFO] [stdout] fcbd8aedf58a404dcf0dc46b2c16d2db168accc2b2d5581fc6b1c869716302ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d8fd292106ea0d576eca94f427b251af0b6b9190ab480d094fca07aeb757625b
[INFO] running `Command { std: "docker" "start" "-a" "d8fd292106ea0d576eca94f427b251af0b6b9190ab480d094fca07aeb757625b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling pdqselect v0.1.0
[INFO] [stderr]    Compiling sw-composite v0.7.14
[INFO] [stderr]    Compiling pollster v0.2.2
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling input_buffer v0.4.0
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling euclid v0.20.14
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling wide v0.5.5
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rmp-serde v0.15.4
[INFO] [stderr]    Compiling lyon_geom v0.14.1
[INFO] [stderr]    Compiling lyon_geom v0.15.3
[INFO] [stderr]    Compiling ultraviolet v0.7.5
[INFO] [stderr]    Compiling rstar v0.8.2
[INFO] [stderr]    Compiling lyon_path v0.14.0
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling naga v0.3.2
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling khronos-egl v3.0.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling gpu-descriptor v0.1.1
[INFO] [stderr]    Compiling gpu-alloc v0.3.0
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[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-0.31.0/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="libloading"' -C metadata=940016d860f58e36 -C extra-filename=-940016d860f58e36 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-3173d3dfe4fa6324.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" "d8fd292106ea0d576eca94f427b251af0b6b9190ab480d094fca07aeb757625b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fd292106ea0d576eca94f427b251af0b6b9190ab480d094fca07aeb757625b", kill_on_drop: false }`
[INFO] [stdout] d8fd292106ea0d576eca94f427b251af0b6b9190ab480d094fca07aeb757625b