[INFO] cloning repository https://github.com/tylerpierson/rust_file_compression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tylerpierson/rust_file_compression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerpierson%2Frust_file_compression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerpierson%2Frust_file_compression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 942b5f39fb22ea461a4d49b57e46a64abf42955b
[INFO] checking tylerpierson/rust_file_compression against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerpierson%2Frust_file_compression" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tylerpierson/rust_file_compression
[INFO] finished tweaking git repo https://github.com/tylerpierson/rust_file_compression
[INFO] tweaked toml for git repo https://github.com/tylerpierson/rust_file_compression written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tylerpierson/rust_file_compression on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tylerpierson/rust_file_compression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking tylerpierson/rust_file_compression against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerpierson%2Frust_file_compression" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tylerpierson/rust_file_compression
[INFO] finished tweaking git repo https://github.com/tylerpierson/rust_file_compression
[INFO] tweaked toml for git repo https://github.com/tylerpierson/rust_file_compression written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tylerpierson/rust_file_compression on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tylerpierson/rust_file_compression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2 v1.0.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d451d06e16ea2bee5c76484b85f82af9faf58c33d3ab021a71c683e32c63eac
[INFO] running `Command { std: "docker" "start" "-a" "2d451d06e16ea2bee5c76484b85f82af9faf58c33d3ab021a71c683e32c63eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d451d06e16ea2bee5c76484b85f82af9faf58c33d3ab021a71c683e32c63eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d451d06e16ea2bee5c76484b85f82af9faf58c33d3ab021a71c683e32c63eac", kill_on_drop: false }`
[INFO] [stdout] 2d451d06e16ea2bee5c76484b85f82af9faf58c33d3ab021a71c683e32c63eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39a29f928b37fd7751ef50dd0691a2eec0937a4aa6da63b8cab4441ae69d3e83
[INFO] running `Command { std: "docker" "start" "-a" "39a29f928b37fd7751ef50dd0691a2eec0937a4aa6da63b8cab4441ae69d3e83", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking flate2 v1.0.29
[INFO] [stderr]     Checking compress_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "39a29f928b37fd7751ef50dd0691a2eec0937a4aa6da63b8cab4441ae69d3e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a29f928b37fd7751ef50dd0691a2eec0937a4aa6da63b8cab4441ae69d3e83", kill_on_drop: false }`
[INFO] [stdout] 39a29f928b37fd7751ef50dd0691a2eec0937a4aa6da63b8cab4441ae69d3e83