[INFO] fetching crate piow 0.4.0...
[INFO] documenting piow-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate piow 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate piow 0.4.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piow 0.4.0
[INFO] finished tweaking crates.io crate piow 0.4.0
[INFO] tweaked toml for crates.io crate piow 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate piow 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab38c27db6cc163b1330deb2b23311012b16f751eb09c0a1621f1f31390f8da6
[INFO] running `Command { std: "docker" "start" "-a" "ab38c27db6cc163b1330deb2b23311012b16f751eb09c0a1621f1f31390f8da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab38c27db6cc163b1330deb2b23311012b16f751eb09c0a1621f1f31390f8da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab38c27db6cc163b1330deb2b23311012b16f751eb09c0a1621f1f31390f8da6", kill_on_drop: false }`
[INFO] [stdout] ab38c27db6cc163b1330deb2b23311012b16f751eb09c0a1621f1f31390f8da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a586aece5755625df8b7e98ef7812f824be28e45512a6fc3d9177f89193dad5
[INFO] running `Command { std: "docker" "start" "-a" "7a586aece5755625df8b7e98ef7812f824be28e45512a6fc3d9177f89193dad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking num_threads v0.1.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking syslog v6.0.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking backtrace v0.3.64
[INFO] [stderr]     Checking async-pidfd v0.1.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking swayipc-types v1.0.1
[INFO] [stderr]     Checking swayipc-async v2.0.0
[INFO] [stderr]  Documenting piow v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 56s
[INFO] running `Command { std: "docker" "inspect" "7a586aece5755625df8b7e98ef7812f824be28e45512a6fc3d9177f89193dad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a586aece5755625df8b7e98ef7812f824be28e45512a6fc3d9177f89193dad5", kill_on_drop: false }`
[INFO] [stdout] 7a586aece5755625df8b7e98ef7812f824be28e45512a6fc3d9177f89193dad5