[INFO] cloning repository https://github.com/diploidal/rust-speed-test-loop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diploidal/rust-speed-test-loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiploidal%2Frust-speed-test-loop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiploidal%2Frust-speed-test-loop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] faff3550d908ae4bcccf5956a66ff83554bcd05f
[INFO] checking diploidal/rust-speed-test-loop against master#982c6f8721416431ec62bb0b9105c0578a9fc603 for pr-129329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiploidal%2Frust-speed-test-loop" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diploidal/rust-speed-test-loop on toolchain 982c6f8721416431ec62bb0b9105c0578a9fc603
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/diploidal/rust-speed-test-loop
[INFO] finished tweaking git repo https://github.com/diploidal/rust-speed-test-loop
[INFO] tweaked toml for git repo https://github.com/diploidal/rust-speed-test-loop written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/diploidal/rust-speed-test-loop 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" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking diploidal/rust-speed-test-loop against try#fa63ef4ad80785c0f3f362275f3772bdc67c23e0 for pr-129329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiploidal%2Frust-speed-test-loop" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diploidal/rust-speed-test-loop on toolchain fa63ef4ad80785c0f3f362275f3772bdc67c23e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/diploidal/rust-speed-test-loop
[INFO] finished tweaking git repo https://github.com/diploidal/rust-speed-test-loop
[INFO] tweaked toml for git repo https://github.com/diploidal/rust-speed-test-loop written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/diploidal/rust-speed-test-loop 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" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1880476f73cb12e6edd4da66e339736d4cb53d06c6fa70b3b4b5f0bd7fcc3df3
[INFO] running `Command { std: "docker" "start" "-a" "1880476f73cb12e6edd4da66e339736d4cb53d06c6fa70b3b4b5f0bd7fcc3df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1880476f73cb12e6edd4da66e339736d4cb53d06c6fa70b3b4b5f0bd7fcc3df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1880476f73cb12e6edd4da66e339736d4cb53d06c6fa70b3b4b5f0bd7fcc3df3", kill_on_drop: false }`
[INFO] [stdout] 1880476f73cb12e6edd4da66e339736d4cb53d06c6fa70b3b4b5f0bd7fcc3df3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 860e44a6c4f1aa59ae21c1d68be33e737357ff09d9cdf9546b2dc16d705c5983
[INFO] running `Command { std: "docker" "start" "-a" "860e44a6c4f1aa59ae21c1d68be33e737357ff09d9cdf9546b2dc16d705c5983", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-loop-speed-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "860e44a6c4f1aa59ae21c1d68be33e737357ff09d9cdf9546b2dc16d705c5983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860e44a6c4f1aa59ae21c1d68be33e737357ff09d9cdf9546b2dc16d705c5983", kill_on_drop: false }`
[INFO] [stdout] 860e44a6c4f1aa59ae21c1d68be33e737357ff09d9cdf9546b2dc16d705c5983