[INFO] fetching crate intervals-rs 0.0.4...
[INFO] documenting intervals-rs-0.0.4 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate intervals-rs 0.0.4 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate intervals-rs 0.0.4 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] removed /workspace/builds/worker-56/source/rust-toolchain
[INFO] started tweaking crates.io crate intervals-rs 0.0.4
[INFO] finished tweaking crates.io crate intervals-rs 0.0.4
[INFO] tweaked toml for crates.io crate intervals-rs 0.0.4 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 90c3cd2b5379e8b22488b4a735aef7d88c39ed1a5a32bb161d4c9a595607cdbc
[INFO] running `Command { std: "docker" "start" "-a" "90c3cd2b5379e8b22488b4a735aef7d88c39ed1a5a32bb161d4c9a595607cdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c3cd2b5379e8b22488b4a735aef7d88c39ed1a5a32bb161d4c9a595607cdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c3cd2b5379e8b22488b4a735aef7d88c39ed1a5a32bb161d4c9a595607cdbc", kill_on_drop: false }`
[INFO] [stdout] 90c3cd2b5379e8b22488b4a735aef7d88c39ed1a5a32bb161d4c9a595607cdbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 325a62c3725abbd06ba1c709d66388005f63a78d9c5bf79d4274c9f9d2d36f21
[INFO] running `Command { std: "docker" "start" "-a" "325a62c3725abbd06ba1c709d66388005f63a78d9c5bf79d4274c9f9d2d36f21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]  Documenting intervals-rs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "325a62c3725abbd06ba1c709d66388005f63a78d9c5bf79d4274c9f9d2d36f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325a62c3725abbd06ba1c709d66388005f63a78d9c5bf79d4274c9f9d2d36f21", kill_on_drop: false }`
[INFO] [stdout] 325a62c3725abbd06ba1c709d66388005f63a78d9c5bf79d4274c9f9d2d36f21
