[INFO] fetching crate cotton 0.0.17...
[INFO] documenting cotton-0.0.17 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate cotton 0.0.17 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate cotton 0.0.17 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 cotton 0.0.17
[INFO] finished tweaking crates.io crate cotton 0.0.17
[INFO] tweaked toml for crates.io crate cotton 0.0.17 written to /workspace/builds/worker-13/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded directories v3.0.2
[INFO] [stderr]   Downloaded error-context v0.1.2
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded problem v5.3.0
[INFO] [stderr]   Downloaded file-owner v0.1.0
[INFO] [stderr]   Downloaded exec v0.3.1
[INFO] [stderr]   Downloaded shaman v0.1.0
[INFO] [stderr]   Downloaded uninterruptible v0.1.0
[INFO] [stderr]   Downloaded file-mode v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 23f8cfab7ff92fe37cf68c9bdb7b0b67484214e317302abef9cfac737fbb46ce
[INFO] running `Command { std: "docker" "start" "-a" "23f8cfab7ff92fe37cf68c9bdb7b0b67484214e317302abef9cfac737fbb46ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23f8cfab7ff92fe37cf68c9bdb7b0b67484214e317302abef9cfac737fbb46ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f8cfab7ff92fe37cf68c9bdb7b0b67484214e317302abef9cfac737fbb46ce", kill_on_drop: false }`
[INFO] [stdout] 23f8cfab7ff92fe37cf68c9bdb7b0b67484214e317302abef9cfac737fbb46ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] db8d7df7089432e58e1871e31573505393f13fcb46a0827cd666a1778699fa3e
[INFO] running `Command { std: "docker" "start" "-a" "db8d7df7089432e58e1871e31573505393f13fcb46a0827cd666a1778699fa3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking error-context v0.1.2
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking file-mode v0.1.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking file-owner v0.1.0
[INFO] [stderr]     Checking shaman v0.1.0
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking uninterruptible v0.1.0
[INFO] [stderr]     Checking problem v5.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]  Documenting cotton v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `Command { std: "docker" "inspect" "db8d7df7089432e58e1871e31573505393f13fcb46a0827cd666a1778699fa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8d7df7089432e58e1871e31573505393f13fcb46a0827cd666a1778699fa3e", kill_on_drop: false }`
[INFO] [stdout] db8d7df7089432e58e1871e31573505393f13fcb46a0827cd666a1778699fa3e
