[INFO] cloning repository https://github.com/nacho-vlad/computing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nacho-vlad/computing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57c085d8d513b66907485c7bac1fb2efeb49a66f
[INFO] checking nacho-vlad/computing against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nacho-vlad/computing on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nacho-vlad/computing
[INFO] finished tweaking git repo https://github.com/nacho-vlad/computing
[INFO] tweaked toml for git repo https://github.com/nacho-vlad/computing written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nacho-vlad/computing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc17b0ba2ebfeacced4553317af299957a31bbc67eafafb89a2c4721fe09ef65
[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" "bc17b0ba2ebfeacced4553317af299957a31bbc67eafafb89a2c4721fe09ef65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc17b0ba2ebfeacced4553317af299957a31bbc67eafafb89a2c4721fe09ef65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc17b0ba2ebfeacced4553317af299957a31bbc67eafafb89a2c4721fe09ef65", kill_on_drop: false }`
[INFO] [stdout] bc17b0ba2ebfeacced4553317af299957a31bbc67eafafb89a2c4721fe09ef65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cc96009635d783cfe2283cff52113ebd13158dbfccda0d274ac736559cced3d
[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" "2cc96009635d783cfe2283cff52113ebd13158dbfccda0d274ac736559cced3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking parking v1.0.5
[INFO] [stderr]     Checking vec-arena v0.5.0
[INFO] [stderr]     Checking event-listener v2.2.0
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking futures-lite v0.1.9
[INFO] [stderr]     Checking async-channel v1.1.1
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking async-io v0.1.6
[INFO] [stderr]     Checking blocking v0.5.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking smol v0.3.2
[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 --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libloading"' -C metadata=7026b0ab1d42cb00 -C extra-filename=-7026b0ab1d42cb00 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-b2408a0ac345b4e2.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2cc96009635d783cfe2283cff52113ebd13158dbfccda0d274ac736559cced3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc96009635d783cfe2283cff52113ebd13158dbfccda0d274ac736559cced3d", kill_on_drop: false }`
[INFO] [stdout] 2cc96009635d783cfe2283cff52113ebd13158dbfccda0d274ac736559cced3d