[INFO] fetching crate booster 0.0.1...
[INFO] documenting booster-0.0.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate booster 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate booster 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate booster 0.0.1
[INFO] finished tweaking crates.io crate booster 0.0.1
[INFO] tweaked toml for crates.io crate booster 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate booster 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26654bc2146f1612cac786320a1f65ab8baceea55fa27deab321ca2105e2294b
[INFO] running `Command { std: "docker" "start" "-a" "26654bc2146f1612cac786320a1f65ab8baceea55fa27deab321ca2105e2294b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26654bc2146f1612cac786320a1f65ab8baceea55fa27deab321ca2105e2294b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26654bc2146f1612cac786320a1f65ab8baceea55fa27deab321ca2105e2294b", kill_on_drop: false }`
[INFO] [stdout] 26654bc2146f1612cac786320a1f65ab8baceea55fa27deab321ca2105e2294b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28f897c105b5d9cdaaacc7fdb5b2f001ac354130ffbfbb7111a8fe48c5b02060
[INFO] running `Command { std: "docker" "start" "-a" "28f897c105b5d9cdaaacc7fdb5b2f001ac354130ffbfbb7111a8fe48c5b02060", kill_on_drop: false }`
[INFO] [stderr]  Documenting booster v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "28f897c105b5d9cdaaacc7fdb5b2f001ac354130ffbfbb7111a8fe48c5b02060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f897c105b5d9cdaaacc7fdb5b2f001ac354130ffbfbb7111a8fe48c5b02060", kill_on_drop: false }`
[INFO] [stdout] 28f897c105b5d9cdaaacc7fdb5b2f001ac354130ffbfbb7111a8fe48c5b02060
