[INFO] fetching crate ribbons 0.1.2...
[INFO] checking ribbons-0.1.2 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate ribbons 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ribbons 0.1.2 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ribbons 0.1.2
[INFO] finished tweaking crates.io crate ribbons 0.1.2
[INFO] tweaked toml for crates.io crate ribbons 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "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" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41be8de85aca84cc0d7a8c4291d4f284c4e61a256c478ffe76b6ec49bd456f7c
[INFO] running `Command { std: "docker" "start" "-a" "41be8de85aca84cc0d7a8c4291d4f284c4e61a256c478ffe76b6ec49bd456f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41be8de85aca84cc0d7a8c4291d4f284c4e61a256c478ffe76b6ec49bd456f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41be8de85aca84cc0d7a8c4291d4f284c4e61a256c478ffe76b6ec49bd456f7c", kill_on_drop: false }`
[INFO] [stdout] 41be8de85aca84cc0d7a8c4291d4f284c4e61a256c478ffe76b6ec49bd456f7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aecfe7c39088cb2ad26df2afd6e50b1e2eec66da57064af48f6acba093d33da8
[INFO] running `Command { std: "docker" "start" "-a" "aecfe7c39088cb2ad26df2afd6e50b1e2eec66da57064af48f6acba093d33da8", kill_on_drop: false }`
[INFO] [stderr]     Checking ribbons v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "aecfe7c39088cb2ad26df2afd6e50b1e2eec66da57064af48f6acba093d33da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecfe7c39088cb2ad26df2afd6e50b1e2eec66da57064af48f6acba093d33da8", kill_on_drop: false }`
[INFO] [stdout] aecfe7c39088cb2ad26df2afd6e50b1e2eec66da57064af48f6acba093d33da8