[INFO] cloning repository https://github.com/pascaloon/rusty-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pascaloon/rusty-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpascaloon%2Frusty-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpascaloon%2Frusty-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cd17102b28f7ac0b513a96e5807e87efa8f0383
[INFO] checking pascaloon/rusty-tree against try#751cdbaf3a893bc71b2c617bb7be22dfea5f0862 for pr-95611
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpascaloon%2Frusty-tree" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pascaloon/rusty-tree on toolchain 751cdbaf3a893bc71b2c617bb7be22dfea5f0862
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pascaloon/rusty-tree
[INFO] finished tweaking git repo https://github.com/pascaloon/rusty-tree
[INFO] tweaked toml for git repo https://github.com/pascaloon/rusty-tree written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/pascaloon/rusty-tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "fetch" "--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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbce8555317b7849ba9a93d6938ab6fa381a6db4c23a7893040225bfb7d7b031
[INFO] running `Command { std: "docker" "start" "-a" "fbce8555317b7849ba9a93d6938ab6fa381a6db4c23a7893040225bfb7d7b031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbce8555317b7849ba9a93d6938ab6fa381a6db4c23a7893040225bfb7d7b031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbce8555317b7849ba9a93d6938ab6fa381a6db4c23a7893040225bfb7d7b031", kill_on_drop: false }`
[INFO] [stdout] fbce8555317b7849ba9a93d6938ab6fa381a6db4c23a7893040225bfb7d7b031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebd45a4e88600fffe032e7139c12a8c6c1943310cab4ed899ff87d4b1108f434
[INFO] running `Command { std: "docker" "start" "-a" "ebd45a4e88600fffe032e7139c12a8c6c1943310cab4ed899ff87d4b1108f434", 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" "ebd45a4e88600fffe032e7139c12a8c6c1943310cab4ed899ff87d4b1108f434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd45a4e88600fffe032e7139c12a8c6c1943310cab4ed899ff87d4b1108f434", kill_on_drop: false }`
[INFO] [stdout] ebd45a4e88600fffe032e7139c12a8c6c1943310cab4ed899ff87d4b1108f434