[INFO] fetching crate knockers 0.0.1...
[INFO] checking knockers-0.0.1 against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] extracting crate knockers 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate knockers 0.0.1 on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knockers 0.0.1
[INFO] finished tweaking crates.io crate knockers 0.0.1
[INFO] tweaked toml for crates.io crate knockers 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72dbff5c72911c3d2471b4c1e6182650582f79c46ef9be984ed5b06e1704ac62
[INFO] running `Command { std: "docker" "start" "-a" "72dbff5c72911c3d2471b4c1e6182650582f79c46ef9be984ed5b06e1704ac62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72dbff5c72911c3d2471b4c1e6182650582f79c46ef9be984ed5b06e1704ac62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72dbff5c72911c3d2471b4c1e6182650582f79c46ef9be984ed5b06e1704ac62", kill_on_drop: false }`
[INFO] [stdout] 72dbff5c72911c3d2471b4c1e6182650582f79c46ef9be984ed5b06e1704ac62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b748f1441274a6bb4dd8dab9e1e8c62ff819890e77c0d0665c235850acedf147
[INFO] running `Command { std: "docker" "start" "-a" "b748f1441274a6bb4dd8dab9e1e8c62ff819890e77c0d0665c235850acedf147", kill_on_drop: false }`
[INFO] [stderr]     Checking knockers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "b748f1441274a6bb4dd8dab9e1e8c62ff819890e77c0d0665c235850acedf147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b748f1441274a6bb4dd8dab9e1e8c62ff819890e77c0d0665c235850acedf147", kill_on_drop: false }`
[INFO] [stdout] b748f1441274a6bb4dd8dab9e1e8c62ff819890e77c0d0665c235850acedf147