[INFO] fetching crate nu-completion 0.34.0...
[INFO] documenting nu-completion-0.34.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate nu-completion 0.34.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nu-completion 0.34.0 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 nu-completion 0.34.0
[INFO] finished tweaking crates.io crate nu-completion 0.34.0
[INFO] tweaked toml for crates.io crate nu-completion 0.34.0 written to /workspace/builds/worker-5/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is_executable v1.0.1
[INFO] [stderr]   Downloaded nu-engine v0.34.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1164d0cdd952a852753e339cecbea411f60c1ace0c934d3f682097db4d78c5b3
[INFO] running `Command { std: "docker" "start" "-a" "1164d0cdd952a852753e339cecbea411f60c1ace0c934d3f682097db4d78c5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1164d0cdd952a852753e339cecbea411f60c1ace0c934d3f682097db4d78c5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1164d0cdd952a852753e339cecbea411f60c1ace0c934d3f682097db4d78c5b3", kill_on_drop: false }`
[INFO] [stdout] 1164d0cdd952a852753e339cecbea411f60c1ace0c934d3f682097db4d78c5b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 848d5e86b11bfe557ac8b89d3fae415fbe838bbd39d7c5400bc34cb7f29759ea
[INFO] running `Command { std: "docker" "start" "-a" "848d5e86b11bfe557ac8b89d3fae415fbe838bbd39d7c5400bc34cb7f29759ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
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[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling unicode-xid v0.0.4
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
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[INFO] [stderr]  Documenting nu-completion v0.34.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.67s
[INFO] running `Command { std: "docker" "inspect" "848d5e86b11bfe557ac8b89d3fae415fbe838bbd39d7c5400bc34cb7f29759ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848d5e86b11bfe557ac8b89d3fae415fbe838bbd39d7c5400bc34cb7f29759ea", kill_on_drop: false }`
[INFO] [stdout] 848d5e86b11bfe557ac8b89d3fae415fbe838bbd39d7c5400bc34cb7f29759ea