[INFO] cloning repository https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaroider%2Fvulkan_tutorial_but_its_gfx_hal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaroider%2Fvulkan_tutorial_but_its_gfx_hal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c0c48c78b9ffc4140887b1ea56d27ea9be0afd1
[INFO] testing maroider/vulkan_tutorial_but_its_gfx_hal against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaroider%2Fvulkan_tutorial_but_its_gfx_hal" "/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/maroider/vulkan_tutorial_but_its_gfx_hal on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[INFO] finished tweaking git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal
[INFO] tweaked toml for git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/maroider/vulkan_tutorial_but_its_gfx_hal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6121a48cd18e937bdb1297bb244363007f614005f88adf72e2e7bd62f4cb9387
[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" "6121a48cd18e937bdb1297bb244363007f614005f88adf72e2e7bd62f4cb9387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6121a48cd18e937bdb1297bb244363007f614005f88adf72e2e7bd62f4cb9387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6121a48cd18e937bdb1297bb244363007f614005f88adf72e2e7bd62f4cb9387", kill_on_drop: false }`
[INFO] [stdout] 6121a48cd18e937bdb1297bb244363007f614005f88adf72e2e7bd62f4cb9387
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0b78696fe670ffb3956ff6ce8b0abe718efb1e396c00bb658e2ffa6918cfe53
[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" "d0b78696fe670ffb3956ff6ce8b0abe718efb1e396c00bb658e2ffa6918cfe53", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling raw-window-handle v0.1.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling env_logger v0.7.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling ash v0.29.0
[INFO] [stderr]    Compiling rusttype v0.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling gfx-hal v0.3.1
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/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=bb4cc2666b1b3bec -C extra-filename=-bb4cc2666b1b3bec --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a3fbe067151623e2.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-476a67f2c3756147.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-90ec4b4a2f3d40d2.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" "d0b78696fe670ffb3956ff6ce8b0abe718efb1e396c00bb658e2ffa6918cfe53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b78696fe670ffb3956ff6ce8b0abe718efb1e396c00bb658e2ffa6918cfe53", kill_on_drop: false }`
[INFO] [stdout] d0b78696fe670ffb3956ff6ce8b0abe718efb1e396c00bb658e2ffa6918cfe53