[INFO] fetching crate poll-promise 0.2.1...
[INFO] checking poll-promise-0.2.1 against master#36b61e5aa593cc60cc92fc548b0d351e414aee2a for pr-116930
[INFO] extracting crate poll-promise 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate poll-promise 0.2.1 on toolchain 36b61e5aa593cc60cc92fc548b0d351e414aee2a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poll-promise 0.2.1
[INFO] finished tweaking crates.io crate poll-promise 0.2.1
[INFO] tweaked toml for crates.io crate poll-promise 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate poll-promise 0.2.1 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" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68d454aca9cca29aad882d86634606df14eb1ae6c730190694513c84669305d3
[INFO] running `Command { std: "docker" "start" "-a" "68d454aca9cca29aad882d86634606df14eb1ae6c730190694513c84669305d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d454aca9cca29aad882d86634606df14eb1ae6c730190694513c84669305d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d454aca9cca29aad882d86634606df14eb1ae6c730190694513c84669305d3", kill_on_drop: false }`
[INFO] [stdout] 68d454aca9cca29aad882d86634606df14eb1ae6c730190694513c84669305d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a09f4146f9c978eebdd5c7591bfa20dfdfd3d74d72e676e8e1881c6452f36f4d
[INFO] running `Command { std: "docker" "start" "-a" "a09f4146f9c978eebdd5c7591bfa20dfdfd3d74d72e676e8e1881c6452f36f4d", kill_on_drop: false }`
[INFO] [stderr]     Checking poll-promise v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "a09f4146f9c978eebdd5c7591bfa20dfdfd3d74d72e676e8e1881c6452f36f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09f4146f9c978eebdd5c7591bfa20dfdfd3d74d72e676e8e1881c6452f36f4d", kill_on_drop: false }`
[INFO] [stdout] a09f4146f9c978eebdd5c7591bfa20dfdfd3d74d72e676e8e1881c6452f36f4d