[INFO] cloning repository https://github.com/lucattelli/should-slack-send-a-notification
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucattelli/should-slack-send-a-notification" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucattelli%2Fshould-slack-send-a-notification", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucattelli%2Fshould-slack-send-a-notification'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 034d6bab447fc53aabfdb50c6454597aaa8405c1
[INFO] checking lucattelli/should-slack-send-a-notification against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucattelli%2Fshould-slack-send-a-notification" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucattelli/should-slack-send-a-notification
[INFO] finished tweaking git repo https://github.com/lucattelli/should-slack-send-a-notification
[INFO] tweaked toml for git repo https://github.com/lucattelli/should-slack-send-a-notification written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucattelli/should-slack-send-a-notification on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucattelli/should-slack-send-a-notification 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0611a8e7d1b2069caeb81d107daf5b334361d1e432f1d7bc24769435c5ed58d
[INFO] running `Command { std: "docker" "start" "-a" "b0611a8e7d1b2069caeb81d107daf5b334361d1e432f1d7bc24769435c5ed58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0611a8e7d1b2069caeb81d107daf5b334361d1e432f1d7bc24769435c5ed58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0611a8e7d1b2069caeb81d107daf5b334361d1e432f1d7bc24769435c5ed58d", kill_on_drop: false }`
[INFO] [stdout] b0611a8e7d1b2069caeb81d107daf5b334361d1e432f1d7bc24769435c5ed58d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45a34ba9377d02c76e1eadccb3d54495807d407c22862aa1d29fe704844f8e26
[INFO] running `Command { std: "docker" "start" "-a" "45a34ba9377d02c76e1eadccb3d54495807d407c22862aa1d29fe704844f8e26", kill_on_drop: false }`
[INFO] [stderr]     Checking should-slack-send-a-notification v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "45a34ba9377d02c76e1eadccb3d54495807d407c22862aa1d29fe704844f8e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a34ba9377d02c76e1eadccb3d54495807d407c22862aa1d29fe704844f8e26", kill_on_drop: false }`
[INFO] [stdout] 45a34ba9377d02c76e1eadccb3d54495807d407c22862aa1d29fe704844f8e26