[INFO] cloning repository https://github.com/jez/spacer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jez/spacer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fspacer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fspacer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f87a10760b60f978c89a3fb58c95f5735569e7a
[INFO] checking jez/spacer against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fspacer" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jez/spacer 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/jez/spacer
[INFO] finished tweaking git repo https://github.com/jez/spacer
[INFO] tweaked toml for git repo https://github.com/jez/spacer written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jez/spacer 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0dae32dbde985409bbed826f44ffd1334a9e3e48b2e2411adc6a795b751a7d4a
[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" "0dae32dbde985409bbed826f44ffd1334a9e3e48b2e2411adc6a795b751a7d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dae32dbde985409bbed826f44ffd1334a9e3e48b2e2411adc6a795b751a7d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dae32dbde985409bbed826f44ffd1334a9e3e48b2e2411adc6a795b751a7d4a", kill_on_drop: false }`
[INFO] [stdout] 0dae32dbde985409bbed826f44ffd1334a9e3e48b2e2411adc6a795b751a7d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 51a6adb184502b31312f51f8dd9a2fcb37f1bc8210d6aa95beac1cf3c7f5fb8e
[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" "51a6adb184502b31312f51f8dd9a2fcb37f1bc8210d6aa95beac1cf3c7f5fb8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v2.0.0
[INFO] [stderr]    Compiling x11-dl v2.17.2
[INFO] [stderr]     Checking memmap v0.6.1
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]    Compiling glutin v0.12.0
[INFO] [stderr]    Compiling gl v0.9.0
[INFO] [stderr]     Checking wayland-window v0.13.2
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking spacer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `Command { std: "docker" "inspect" "51a6adb184502b31312f51f8dd9a2fcb37f1bc8210d6aa95beac1cf3c7f5fb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a6adb184502b31312f51f8dd9a2fcb37f1bc8210d6aa95beac1cf3c7f5fb8e", kill_on_drop: false }`
[INFO] [stdout] 51a6adb184502b31312f51f8dd9a2fcb37f1bc8210d6aa95beac1cf3c7f5fb8e