[INFO] fetching crate concurrent_arena 0.1.10...
[INFO] documenting concurrent_arena-0.1.10 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate concurrent_arena 0.1.10 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate concurrent_arena 0.1.10 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 concurrent_arena 0.1.10
[INFO] finished tweaking crates.io crate concurrent_arena 0.1.10
[INFO] tweaked toml for crates.io crate concurrent_arena 0.1.10 written to /workspace/builds/worker-1-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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 835acbc960c870d3a7d712ebddd0129716fac9c2bea7d610f16cd02406a39fd9
[INFO] running `Command { std: "docker" "start" "-a" "835acbc960c870d3a7d712ebddd0129716fac9c2bea7d610f16cd02406a39fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "835acbc960c870d3a7d712ebddd0129716fac9c2bea7d610f16cd02406a39fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "835acbc960c870d3a7d712ebddd0129716fac9c2bea7d610f16cd02406a39fd9", kill_on_drop: false }`
[INFO] [stdout] 835acbc960c870d3a7d712ebddd0129716fac9c2bea7d610f16cd02406a39fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 68cb23c9e12f75968407e1af5d0cd8c69ee319aed984fc1d5942ac3a7c09ca5b
[INFO] running `Command { std: "docker" "start" "-a" "68cb23c9e12f75968407e1af5d0cd8c69ee319aed984fc1d5942ac3a7c09ca5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking triomphe v0.1.14
[INFO] [stderr]  Documenting concurrent_arena v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/concurrent_arena/index.html
[INFO] running `Command { std: "docker" "inspect" "68cb23c9e12f75968407e1af5d0cd8c69ee319aed984fc1d5942ac3a7c09ca5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68cb23c9e12f75968407e1af5d0cd8c69ee319aed984fc1d5942ac3a7c09ca5b", kill_on_drop: false }`
[INFO] [stdout] 68cb23c9e12f75968407e1af5d0cd8c69ee319aed984fc1d5942ac3a7c09ca5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] bbb1bb5fc14b8d0d732514cfc90d554a6b9b39946c5e3a8e870e9e8b30ba117b
[INFO] running `Command { std: "docker" "start" "-a" "bbb1bb5fc14b8d0d732514cfc90d554a6b9b39946c5e3a8e870e9e8b30ba117b", kill_on_drop: false }`
[INFO] [stderr]  Documenting concurrent_arena v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/concurrent_arena/index.html
[INFO] running `Command { std: "docker" "inspect" "bbb1bb5fc14b8d0d732514cfc90d554a6b9b39946c5e3a8e870e9e8b30ba117b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb1bb5fc14b8d0d732514cfc90d554a6b9b39946c5e3a8e870e9e8b30ba117b", kill_on_drop: false }`
[INFO] [stdout] bbb1bb5fc14b8d0d732514cfc90d554a6b9b39946c5e3a8e870e9e8b30ba117b