[INFO] fetching crate confy 0.4.0...
[INFO] documenting confy-0.4.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate confy 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate confy 0.4.0 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 confy 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate confy 0.4.0
[INFO] tweaked toml for crates.io crate confy 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate confy 0.4.0 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2c20d4fd48b8ca03226c517e9cc93b9d99c085e3c8762cf2d2ef0792c54a87ae
[INFO] running `Command { std: "docker" "start" "-a" "2c20d4fd48b8ca03226c517e9cc93b9d99c085e3c8762cf2d2ef0792c54a87ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c20d4fd48b8ca03226c517e9cc93b9d99c085e3c8762cf2d2ef0792c54a87ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c20d4fd48b8ca03226c517e9cc93b9d99c085e3c8762cf2d2ef0792c54a87ae", kill_on_drop: false }`
[INFO] [stdout] 2c20d4fd48b8ca03226c517e9cc93b9d99c085e3c8762cf2d2ef0792c54a87ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7f9fe44e912f4e8414f781144c7ac6c113c44a8eaf8715e10af9d56b0c5e87d3
[INFO] running `Command { std: "docker" "start" "-a" "7f9fe44e912f4e8414f781144c7ac6c113c44a8eaf8715e10af9d56b0c5e87d3", kill_on_drop: false }`
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]  Documenting confy v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "7f9fe44e912f4e8414f781144c7ac6c113c44a8eaf8715e10af9d56b0c5e87d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9fe44e912f4e8414f781144c7ac6c113c44a8eaf8715e10af9d56b0c5e87d3", kill_on_drop: false }`
[INFO] [stdout] 7f9fe44e912f4e8414f781144c7ac6c113c44a8eaf8715e10af9d56b0c5e87d3
