[INFO] cloning repository https://github.com/papertigers/github-actions-serial-waiter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/papertigers/github-actions-serial-waiter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fgithub-actions-serial-waiter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fgithub-actions-serial-waiter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f134b5d4b0da6daa855d081ff45b3db3e7266e66
[INFO] checking papertigers/github-actions-serial-waiter against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fgithub-actions-serial-waiter" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/papertigers/github-actions-serial-waiter
[INFO] finished tweaking git repo https://github.com/papertigers/github-actions-serial-waiter
[INFO] tweaked toml for git repo https://github.com/papertigers/github-actions-serial-waiter written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/papertigers/github-actions-serial-waiter on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/papertigers/github-actions-serial-waiter 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" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "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 anyhow v1.0.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daf612d748ca5421bff1b43ce72eae9e1fa698460907b9d13a34d95bb3d5db9f
[INFO] running `Command { std: "docker" "start" "-a" "daf612d748ca5421bff1b43ce72eae9e1fa698460907b9d13a34d95bb3d5db9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daf612d748ca5421bff1b43ce72eae9e1fa698460907b9d13a34d95bb3d5db9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf612d748ca5421bff1b43ce72eae9e1fa698460907b9d13a34d95bb3d5db9f", kill_on_drop: false }`
[INFO] [stdout] daf612d748ca5421bff1b43ce72eae9e1fa698460907b9d13a34d95bb3d5db9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e4cad155f462acf139248bc8c04f869a984d5e0eb1a93defd3e3ed0eb0ba079
[INFO] running `Command { std: "docker" "start" "-a" "1e4cad155f462acf139248bc8c04f869a984d5e0eb1a93defd3e3ed0eb0ba079", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking github-actions-serial-waiter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "1e4cad155f462acf139248bc8c04f869a984d5e0eb1a93defd3e3ed0eb0ba079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4cad155f462acf139248bc8c04f869a984d5e0eb1a93defd3e3ed0eb0ba079", kill_on_drop: false }`
[INFO] [stdout] 1e4cad155f462acf139248bc8c04f869a984d5e0eb1a93defd3e3ed0eb0ba079