[INFO] cloning repository https://github.com/pykello/rust-compression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pykello/rust-compression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykello%2Frust-compression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykello%2Frust-compression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e9e4e749e3370408236ef2cf31ac6120462596c
[INFO] checking pykello/rust-compression against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykello%2Frust-compression" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pykello/rust-compression
[INFO] finished tweaking git repo https://github.com/pykello/rust-compression
[INFO] tweaked toml for git repo https://github.com/pykello/rust-compression written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pykello/rust-compression on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pykello/rust-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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking pykello/rust-compression against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykello%2Frust-compression" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pykello/rust-compression
[INFO] finished tweaking git repo https://github.com/pykello/rust-compression
[INFO] tweaked toml for git repo https://github.com/pykello/rust-compression written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pykello/rust-compression on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pykello/rust-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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "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 libdeflater v1.25.0
[INFO] [stderr]   Downloaded libdeflate-sys v1.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2f24fc9f1d2699a98e169169d21a374739581a0a2545f455f7d98cda1eb9574
[INFO] running `Command { std: "docker" "start" "-a" "e2f24fc9f1d2699a98e169169d21a374739581a0a2545f455f7d98cda1eb9574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f24fc9f1d2699a98e169169d21a374739581a0a2545f455f7d98cda1eb9574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f24fc9f1d2699a98e169169d21a374739581a0a2545f455f7d98cda1eb9574", kill_on_drop: false }`
[INFO] [stdout] e2f24fc9f1d2699a98e169169d21a374739581a0a2545f455f7d98cda1eb9574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 353149159b261861d2c5f1c2f8fb64ca800b3f7d1979343ae323573f8cb131f0
[INFO] running `Command { std: "docker" "start" "-a" "353149159b261861d2c5f1c2f8fb64ca800b3f7d1979343ae323573f8cb131f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking lz4_flex v0.11.5
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking lzma-rs v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling libdeflate-sys v1.25.0
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking libdeflater v1.25.0
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking compression-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.93s
[INFO] running `Command { std: "docker" "inspect" "353149159b261861d2c5f1c2f8fb64ca800b3f7d1979343ae323573f8cb131f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353149159b261861d2c5f1c2f8fb64ca800b3f7d1979343ae323573f8cb131f0", kill_on_drop: false }`
[INFO] [stdout] 353149159b261861d2c5f1c2f8fb64ca800b3f7d1979343ae323573f8cb131f0