[INFO] cloning repository https://github.com/wheres-waldo/ascii-art
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wheres-waldo/ascii-art" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheres-waldo%2Fascii-art", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheres-waldo%2Fascii-art'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b658be81dcc558ac9807576548ac320249691e21
[INFO] checking wheres-waldo/ascii-art against master#406e03fd02faf5cc8409a8b6b04c26990d6227e6 for pr-101437
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheres-waldo%2Fascii-art" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wheres-waldo/ascii-art on toolchain 406e03fd02faf5cc8409a8b6b04c26990d6227e6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wheres-waldo/ascii-art
[INFO] finished tweaking git repo https://github.com/wheres-waldo/ascii-art
[INFO] tweaked toml for git repo https://github.com/wheres-waldo/ascii-art written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/wheres-waldo/ascii-art already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81704842fb896eac3e7f57dcbfee1e0b28042e6e16be5f7dc6a44f12a7da08c8
[INFO] running `Command { std: "docker" "start" "-a" "81704842fb896eac3e7f57dcbfee1e0b28042e6e16be5f7dc6a44f12a7da08c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81704842fb896eac3e7f57dcbfee1e0b28042e6e16be5f7dc6a44f12a7da08c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81704842fb896eac3e7f57dcbfee1e0b28042e6e16be5f7dc6a44f12a7da08c8", kill_on_drop: false }`
[INFO] [stdout] 81704842fb896eac3e7f57dcbfee1e0b28042e6e16be5f7dc6a44f12a7da08c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef876f5f37b1e77acc9e7758a5d6524f808da506a07d6dde92bc3424f83f9ac8
[INFO] running `Command { std: "docker" "start" "-a" "ef876f5f37b1e77acc9e7758a5d6524f808da506a07d6dde92bc3424f83f9ac8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ef876f5f37b1e77acc9e7758a5d6524f808da506a07d6dde92bc3424f83f9ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef876f5f37b1e77acc9e7758a5d6524f808da506a07d6dde92bc3424f83f9ac8", kill_on_drop: false }`
[INFO] [stdout] ef876f5f37b1e77acc9e7758a5d6524f808da506a07d6dde92bc3424f83f9ac8