[INFO] fetching crate cxx-gen 0.7.50...
[INFO] documenting cxx-gen-0.7.50 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate cxx-gen 0.7.50 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate cxx-gen 0.7.50 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] started tweaking crates.io crate cxx-gen 0.7.50
[INFO] finished tweaking crates.io crate cxx-gen 0.7.50
[INFO] tweaked toml for crates.io crate cxx-gen 0.7.50 written to /workspace/builds/worker-78/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] 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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 41057acf811cae6b608ec90e0566092242430502d4dbfae34ad0ccc5cd869fe3
[INFO] running `Command { std: "docker" "start" "-a" "41057acf811cae6b608ec90e0566092242430502d4dbfae34ad0ccc5cd869fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41057acf811cae6b608ec90e0566092242430502d4dbfae34ad0ccc5cd869fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41057acf811cae6b608ec90e0566092242430502d4dbfae34ad0ccc5cd869fe3", kill_on_drop: false }`
[INFO] [stdout] 41057acf811cae6b608ec90e0566092242430502d4dbfae34ad0ccc5cd869fe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 986e35cb27ad42a4e031485221d49deadaa818d978a99a36fb3665c56383a532
[INFO] running `Command { std: "docker" "start" "-a" "986e35cb27ad42a4e031485221d49deadaa818d978a99a36fb3665c56383a532", 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] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking cc v1.0.69
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting cxx-gen v0.7.50 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.41s
[INFO] running `Command { std: "docker" "inspect" "986e35cb27ad42a4e031485221d49deadaa818d978a99a36fb3665c56383a532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986e35cb27ad42a4e031485221d49deadaa818d978a99a36fb3665c56383a532", kill_on_drop: false }`
[INFO] [stdout] 986e35cb27ad42a4e031485221d49deadaa818d978a99a36fb3665c56383a532
