[INFO] fetching crate cargo2 0.2.2...
[INFO] documenting cargo2-0.2.2 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate cargo2 0.2.2 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate cargo2 0.2.2 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 cargo2 0.2.2
[INFO] finished tweaking crates.io crate cargo2 0.2.2
[INFO] tweaked toml for crates.io crate cargo2 0.2.2 written to /workspace/builds/worker-97/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] warning: only one of `license` or `license-file` is necessary
[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 env_logger v0.5.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 2f2fd0868354a962653b41cd3300cfee2ec89dfa5d49470f8cb49de3403f9c50
[INFO] running `Command { std: "docker" "start" "-a" "2f2fd0868354a962653b41cd3300cfee2ec89dfa5d49470f8cb49de3403f9c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f2fd0868354a962653b41cd3300cfee2ec89dfa5d49470f8cb49de3403f9c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2fd0868354a962653b41cd3300cfee2ec89dfa5d49470f8cb49de3403f9c50", kill_on_drop: false }`
[INFO] [stdout] 2f2fd0868354a962653b41cd3300cfee2ec89dfa5d49470f8cb49de3403f9c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 66576d5dce34defd57f15be2216441c9ec1736884a2f3fdd4563bae970b41ac2
[INFO] running `Command { std: "docker" "start" "-a" "66576d5dce34defd57f15be2216441c9ec1736884a2f3fdd4563bae970b41ac2", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]  Documenting cargo2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.88s
[INFO] running `Command { std: "docker" "inspect" "66576d5dce34defd57f15be2216441c9ec1736884a2f3fdd4563bae970b41ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66576d5dce34defd57f15be2216441c9ec1736884a2f3fdd4563bae970b41ac2", kill_on_drop: false }`
[INFO] [stdout] 66576d5dce34defd57f15be2216441c9ec1736884a2f3fdd4563bae970b41ac2
