[INFO] fetching crate rubrail 0.9.1...
[INFO] documenting rubrail-0.9.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rubrail 0.9.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rubrail 0.9.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rubrail 0.9.1
[INFO] finished tweaking crates.io crate rubrail 0.9.1
[INFO] tweaked toml for crates.io crate rubrail 0.9.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rubrail 0.9.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.3.11
[INFO] [stderr]   Downloaded log4rs v0.8.3
[INFO] [stderr]   Downloaded fruitbasket v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 342ebd70b0e7ea804640a03555df7d64db0225fd6a0b4e013e4e1d7ceb867289
[INFO] running `Command { std: "docker" "start" "-a" "342ebd70b0e7ea804640a03555df7d64db0225fd6a0b4e013e4e1d7ceb867289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "342ebd70b0e7ea804640a03555df7d64db0225fd6a0b4e013e4e1d7ceb867289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342ebd70b0e7ea804640a03555df7d64db0225fd6a0b4e013e4e1d7ceb867289", kill_on_drop: false }`
[INFO] [stdout] 342ebd70b0e7ea804640a03555df7d64db0225fd6a0b4e013e4e1d7ceb867289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4ab8bacdf33b5ff712cb415167a82daa513c783fc9cbb9a46565e1e9e81a89
[INFO] running `Command { std: "docker" "start" "-a" "af4ab8bacdf33b5ff712cb415167a82daa513c783fc9cbb9a46565e1e9e81a89", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling rubrail v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking fruitbasket v0.9.1
[INFO] [stderr]  Documenting rubrail v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.79s
[INFO] running `Command { std: "docker" "inspect" "af4ab8bacdf33b5ff712cb415167a82daa513c783fc9cbb9a46565e1e9e81a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4ab8bacdf33b5ff712cb415167a82daa513c783fc9cbb9a46565e1e9e81a89", kill_on_drop: false }`
[INFO] [stdout] af4ab8bacdf33b5ff712cb415167a82daa513c783fc9cbb9a46565e1e9e81a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3f197caaa2ee18386f3bdddf8eea6f023c20911fb8fa676b9cc03e6ee4fb8632
[INFO] running `Command { std: "docker" "start" "-a" "3f197caaa2ee18386f3bdddf8eea6f023c20911fb8fa676b9cc03e6ee4fb8632", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling rubrail v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking fruitbasket v0.9.1
[INFO] [stderr]  Documenting rubrail v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "3f197caaa2ee18386f3bdddf8eea6f023c20911fb8fa676b9cc03e6ee4fb8632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f197caaa2ee18386f3bdddf8eea6f023c20911fb8fa676b9cc03e6ee4fb8632", kill_on_drop: false }`
[INFO] [stdout] 3f197caaa2ee18386f3bdddf8eea6f023c20911fb8fa676b9cc03e6ee4fb8632