[INFO] fetching crate entities 1.0.1...
[INFO] documenting entities-1.0.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate entities 1.0.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate entities 1.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate entities 1.0.1
[INFO] finished tweaking crates.io crate entities 1.0.1
[INFO] tweaked toml for crates.io crate entities 1.0.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e80d89a7a37f13fb058bac43856a5dacb31ca273064997f4d7375ad076a84b5
[INFO] running `Command { std: "docker" "start" "-a" "1e80d89a7a37f13fb058bac43856a5dacb31ca273064997f4d7375ad076a84b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e80d89a7a37f13fb058bac43856a5dacb31ca273064997f4d7375ad076a84b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e80d89a7a37f13fb058bac43856a5dacb31ca273064997f4d7375ad076a84b5", kill_on_drop: false }`
[INFO] [stdout] 1e80d89a7a37f13fb058bac43856a5dacb31ca273064997f4d7375ad076a84b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0287969f32d7b2412d750aa968620b6b901f22793b5a59a054dbaf2aff9b70
[INFO] running `Command { std: "docker" "start" "-a" "3c0287969f32d7b2412d750aa968620b6b901f22793b5a59a054dbaf2aff9b70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting entities v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "3c0287969f32d7b2412d750aa968620b6b901f22793b5a59a054dbaf2aff9b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0287969f32d7b2412d750aa968620b6b901f22793b5a59a054dbaf2aff9b70", kill_on_drop: false }`
[INFO] [stdout] 3c0287969f32d7b2412d750aa968620b6b901f22793b5a59a054dbaf2aff9b70
