[INFO] cloning repository https://github.com/taotao54321/pngcmp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taotao54321/pngcmp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaotao54321%2Fpngcmp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaotao54321%2Fpngcmp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71f5e0b60e25e85058c534073de8419690002d3f
[INFO] checking taotao54321/pngcmp against try#1b0139f5bdae7328e6d232947a8112333bb44eeb for pr-93394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaotao54321%2Fpngcmp" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taotao54321/pngcmp on toolchain 1b0139f5bdae7328e6d232947a8112333bb44eeb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taotao54321/pngcmp
[INFO] finished tweaking git repo https://github.com/taotao54321/pngcmp
[INFO] tweaked toml for git repo https://github.com/taotao54321/pngcmp written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/taotao54321/pngcmp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "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 lodepng v2.4.2
[INFO] [stderr]   Downloaded rgb v0.8.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ab3c9cd421b36c9bb8065205664b69a7d773a7871c80a3785f7c400aed3e61
[INFO] running `Command { std: "docker" "start" "-a" "29ab3c9cd421b36c9bb8065205664b69a7d773a7871c80a3785f7c400aed3e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ab3c9cd421b36c9bb8065205664b69a7d773a7871c80a3785f7c400aed3e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ab3c9cd421b36c9bb8065205664b69a7d773a7871c80a3785f7c400aed3e61", kill_on_drop: false }`
[INFO] [stdout] 29ab3c9cd421b36c9bb8065205664b69a7d773a7871c80a3785f7c400aed3e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50603110d028510da42f44d0af3ee6989f762dc589f1566c08c93cf4c296181a
[INFO] running `Command { std: "docker" "start" "-a" "50603110d028510da42f44d0af3ee6989f762dc589f1566c08c93cf4c296181a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking rgb v0.8.11
[INFO] [stderr]     Checking lodepng v2.4.2
[INFO] [stderr]     Checking pngcmp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.94s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "50603110d028510da42f44d0af3ee6989f762dc589f1566c08c93cf4c296181a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50603110d028510da42f44d0af3ee6989f762dc589f1566c08c93cf4c296181a", kill_on_drop: false }`
[INFO] [stdout] 50603110d028510da42f44d0af3ee6989f762dc589f1566c08c93cf4c296181a