[INFO] cloning repository https://github.com/post-rex/apool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post-rex/apool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fapool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fapool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5dbe282dba3c696f2b8458683d6187b5d825160
[INFO] checking post-rex/apool against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fapool" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/post-rex/apool on toolchain 5431404b87967c69438ea1e698edbe96505f0798
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/apool
[INFO] finished tweaking git repo https://github.com/post-rex/apool
[INFO] tweaked toml for git repo https://github.com/post-rex/apool written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/apool 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" "+5431404b87967c69438ea1e698edbe96505f0798" "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 post-rex/apool against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fapool" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/post-rex/apool on toolchain 21bc403d557a2516df70ea80fb19b94177beede5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/apool
[INFO] finished tweaking git repo https://github.com/post-rex/apool
[INFO] tweaked toml for git repo https://github.com/post-rex/apool written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/apool 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" "+21bc403d557a2516df70ea80fb19b94177beede5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.10.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57ac1a847b07968c90b1b751835084eecc0ccc331d0ab33063dab25869a28760
[INFO] running `Command { std: "docker" "start" "-a" "57ac1a847b07968c90b1b751835084eecc0ccc331d0ab33063dab25869a28760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57ac1a847b07968c90b1b751835084eecc0ccc331d0ab33063dab25869a28760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ac1a847b07968c90b1b751835084eecc0ccc331d0ab33063dab25869a28760", kill_on_drop: false }`
[INFO] [stdout] 57ac1a847b07968c90b1b751835084eecc0ccc331d0ab33063dab25869a28760
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8e59b134d795ca07d9ea5f7cf91c3d0e5b2c4d8de4cd94f95ec779b774294cb
[INFO] running `Command { std: "docker" "start" "-a" "e8e59b134d795ca07d9ea5f7cf91c3d0e5b2c4d8de4cd94f95ec779b774294cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]     Checking apool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e8e59b134d795ca07d9ea5f7cf91c3d0e5b2c4d8de4cd94f95ec779b774294cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e59b134d795ca07d9ea5f7cf91c3d0e5b2c4d8de4cd94f95ec779b774294cb", kill_on_drop: false }`
[INFO] [stdout] e8e59b134d795ca07d9ea5f7cf91c3d0e5b2c4d8de4cd94f95ec779b774294cb