[INFO] fetching crate boxchop 0.1.0...
[INFO] documenting boxchop-0.1.0 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate boxchop 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate boxchop 0.1.0 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxchop 0.1.0
[INFO] finished tweaking crates.io crate boxchop 0.1.0
[INFO] tweaked toml for crates.io crate boxchop 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0da243c32ce0aca2b91721e00895a44ffbd003d4747804c4b1cd5c9460d52718
[INFO] running `Command { std: "docker" "start" "-a" "0da243c32ce0aca2b91721e00895a44ffbd003d4747804c4b1cd5c9460d52718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0da243c32ce0aca2b91721e00895a44ffbd003d4747804c4b1cd5c9460d52718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da243c32ce0aca2b91721e00895a44ffbd003d4747804c4b1cd5c9460d52718", kill_on_drop: false }`
[INFO] [stdout] 0da243c32ce0aca2b91721e00895a44ffbd003d4747804c4b1cd5c9460d52718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed4c05ebf91eb2b54c064cb2a8729e16d69b71d3fc916e199fab75e8f9e4561
[INFO] running `Command { std: "docker" "start" "-a" "5ed4c05ebf91eb2b54c064cb2a8729e16d69b71d3fc916e199fab75e8f9e4561", kill_on_drop: false }`
[INFO] [stderr]  Documenting boxchop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/boxchop/index.html
[INFO] running `Command { std: "docker" "inspect" "5ed4c05ebf91eb2b54c064cb2a8729e16d69b71d3fc916e199fab75e8f9e4561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed4c05ebf91eb2b54c064cb2a8729e16d69b71d3fc916e199fab75e8f9e4561", kill_on_drop: false }`
[INFO] [stdout] 5ed4c05ebf91eb2b54c064cb2a8729e16d69b71d3fc916e199fab75e8f9e4561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f2f34629baad06133e401e67876fff334855e19df554ce36be95f3417b3f0f7
[INFO] running `Command { std: "docker" "start" "-a" "8f2f34629baad06133e401e67876fff334855e19df554ce36be95f3417b3f0f7", kill_on_drop: false }`
[INFO] [stderr]  Documenting boxchop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/boxchop/index.html
[INFO] running `Command { std: "docker" "inspect" "8f2f34629baad06133e401e67876fff334855e19df554ce36be95f3417b3f0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2f34629baad06133e401e67876fff334855e19df554ce36be95f3417b3f0f7", kill_on_drop: false }`
[INFO] [stdout] 8f2f34629baad06133e401e67876fff334855e19df554ce36be95f3417b3f0f7