[INFO] fetching crate cargo-ligen 0.1.6...
[INFO] documenting cargo-ligen-0.1.6 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate cargo-ligen 0.1.6 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate cargo-ligen 0.1.6 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 cargo-ligen 0.1.6
[INFO] finished tweaking crates.io crate cargo-ligen 0.1.6
[INFO] tweaked toml for crates.io crate cargo-ligen 0.1.6 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate cargo-ligen 0.1.6 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shrinkwraprs v0.3.0
[INFO] [stderr]   Downloaded ligen-core v0.1.14
[INFO] [stderr]   Downloaded ligen v0.1.14
[INFO] [stderr]   Downloaded ligen-macro v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 2cef16ae0e6f26bd7d8bf31a9338b6df36cd5def0c2da4497ab22a3398bf5257
[INFO] running `Command { std: "docker" "start" "-a" "2cef16ae0e6f26bd7d8bf31a9338b6df36cd5def0c2da4497ab22a3398bf5257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cef16ae0e6f26bd7d8bf31a9338b6df36cd5def0c2da4497ab22a3398bf5257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cef16ae0e6f26bd7d8bf31a9338b6df36cd5def0c2da4497ab22a3398bf5257", kill_on_drop: false }`
[INFO] [stdout] 2cef16ae0e6f26bd7d8bf31a9338b6df36cd5def0c2da4497ab22a3398bf5257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 4841f13002ac1d485b5341236494713e837c520e212f4de28cd34baed7618225
[INFO] running `Command { std: "docker" "start" "-a" "4841f13002ac1d485b5341236494713e837c520e212f4de28cd34baed7618225", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo_toml v0.9.2
[INFO] [stderr]     Checking ligen-core v0.1.14
[INFO] [stderr]    Compiling ligen-macro v0.1.14
[INFO] [stderr]     Checking ligen v0.1.14
[INFO] [stderr]  Documenting cargo-ligen v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.69s
[INFO] running `Command { std: "docker" "inspect" "4841f13002ac1d485b5341236494713e837c520e212f4de28cd34baed7618225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4841f13002ac1d485b5341236494713e837c520e212f4de28cd34baed7618225", kill_on_drop: false }`
[INFO] [stdout] 4841f13002ac1d485b5341236494713e837c520e212f4de28cd34baed7618225
