[INFO] fetching crate demonstrate 0.4.5...
[INFO] documenting demonstrate-0.4.5 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate demonstrate 0.4.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate demonstrate 0.4.5 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 demonstrate 0.4.5
[INFO] finished tweaking crates.io crate demonstrate 0.4.5
[INFO] tweaked toml for crates.io crate demonstrate 0.4.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate demonstrate 0.4.5 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]  Downloading crates ...
[INFO] [stderr]   Downloaded event-listener v2.4.0
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded async-mutex v1.3.0
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded voca_rs v1.12.0
[INFO] [stderr]   Downloaded async-channel v1.4.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.21
[INFO] [stderr]   Downloaded fastrand v1.3.5
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded blocking v0.5.2
[INFO] [stderr]   Downloaded async-std v1.6.3
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.18
[INFO] [stderr]   Downloaded stfu8 v0.2.4
[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] b8a6c4096906cb2fac01c6eaee630947bca9b7703a0a5c78f21d1af4b6ce97a7
[INFO] running `Command { std: "docker" "start" "-a" "b8a6c4096906cb2fac01c6eaee630947bca9b7703a0a5c78f21d1af4b6ce97a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8a6c4096906cb2fac01c6eaee630947bca9b7703a0a5c78f21d1af4b6ce97a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a6c4096906cb2fac01c6eaee630947bca9b7703a0a5c78f21d1af4b6ce97a7", kill_on_drop: false }`
[INFO] [stdout] b8a6c4096906cb2fac01c6eaee630947bca9b7703a0a5c78f21d1af4b6ce97a7
[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] d7de3aeffbfc41225a2e51e74002a4ac9196787fa8a370e67e4502f217c95199
[INFO] running `Command { std: "docker" "start" "-a" "d7de3aeffbfc41225a2e51e74002a4ac9196787fa8a370e67e4502f217c95199", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking proc-macro2 v1.0.21
[INFO] [stderr]     Checking voca_rs v1.12.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.40
[INFO] [stderr]  Documenting demonstrate v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "d7de3aeffbfc41225a2e51e74002a4ac9196787fa8a370e67e4502f217c95199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7de3aeffbfc41225a2e51e74002a4ac9196787fa8a370e67e4502f217c95199", kill_on_drop: false }`
[INFO] [stdout] d7de3aeffbfc41225a2e51e74002a4ac9196787fa8a370e67e4502f217c95199
