[INFO] cloning repository https://github.com/dgc-wh/grrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgc-wh/grrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgc-wh%2Fgrrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgc-wh%2Fgrrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f4be5252a1e8cbaf3c238c05a496f463f95d749
[INFO] checking dgc-wh/grrs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgc-wh%2Fgrrs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dgc-wh/grrs 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/dgc-wh/grrs
[INFO] finished tweaking git repo https://github.com/dgc-wh/grrs
[INFO] tweaked toml for git repo https://github.com/dgc-wh/grrs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dgc-wh/grrs 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d003f92fca44488f3a50713d9903fbd5505d83b19d99778a704c8f1e5a918f3c
[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" "d003f92fca44488f3a50713d9903fbd5505d83b19d99778a704c8f1e5a918f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d003f92fca44488f3a50713d9903fbd5505d83b19d99778a704c8f1e5a918f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d003f92fca44488f3a50713d9903fbd5505d83b19d99778a704c8f1e5a918f3c", kill_on_drop: false }`
[INFO] [stdout] d003f92fca44488f3a50713d9903fbd5505d83b19d99778a704c8f1e5a918f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 384816849dee19f63d41276094d15cfbad0e8c6ab76a9059762f208178f92e81
[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" "384816849dee19f63d41276094d15cfbad0e8c6ab76a9059762f208178f92e81", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking escargot v0.3.1
[INFO] [stderr]     Checking assert_cmd v0.10.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.42s
[INFO] running `Command { std: "docker" "inspect" "384816849dee19f63d41276094d15cfbad0e8c6ab76a9059762f208178f92e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384816849dee19f63d41276094d15cfbad0e8c6ab76a9059762f208178f92e81", kill_on_drop: false }`
[INFO] [stdout] 384816849dee19f63d41276094d15cfbad0e8c6ab76a9059762f208178f92e81