[INFO] cloning repository https://github.com/pnevyk/loe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pnevyk/loe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnevyk%2Floe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnevyk%2Floe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0167e7215d8c48808c86734d29c79851953282e1
[INFO] checking pnevyk/loe against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnevyk%2Floe" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pnevyk/loe on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pnevyk/loe
[INFO] finished tweaking git repo https://github.com/pnevyk/loe
[INFO] tweaked toml for git repo https://github.com/pnevyk/loe written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pnevyk/loe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e33211baa20c49c0e7cdafc5d3ec29d2f95bc2268d63cf181fb2616862a510
[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" "b7e33211baa20c49c0e7cdafc5d3ec29d2f95bc2268d63cf181fb2616862a510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e33211baa20c49c0e7cdafc5d3ec29d2f95bc2268d63cf181fb2616862a510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e33211baa20c49c0e7cdafc5d3ec29d2f95bc2268d63cf181fb2616862a510", kill_on_drop: false }`
[INFO] [stdout] b7e33211baa20c49c0e7cdafc5d3ec29d2f95bc2268d63cf181fb2616862a510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0cb3a3fb2663a4625f2bcc7c32bc5de55bb9efc620862389905617b1d4e506e
[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" "d0cb3a3fb2663a4625f2bcc7c32bc5de55bb9efc620862389905617b1d4e506e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking wait-timeout v0.1.5
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking rusty-fork v0.2.1
[INFO] [stderr]     Checking loe v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.08s
[INFO] running `Command { std: "docker" "inspect" "d0cb3a3fb2663a4625f2bcc7c32bc5de55bb9efc620862389905617b1d4e506e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0cb3a3fb2663a4625f2bcc7c32bc5de55bb9efc620862389905617b1d4e506e", kill_on_drop: false }`
[INFO] [stdout] d0cb3a3fb2663a4625f2bcc7c32bc5de55bb9efc620862389905617b1d4e506e