[INFO] fetching crate watchdog 0.2.6...
[INFO] documenting watchdog-0.2.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate watchdog 0.2.6 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate watchdog 0.2.6 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 watchdog 0.2.6
[INFO] finished tweaking crates.io crate watchdog 0.2.6
[INFO] tweaked toml for crates.io crate watchdog 0.2.6 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] d2cafef629a2b6ebcb2f4cda76e53ad3e55da49c504741956c95b228428eba53
[INFO] running `Command { std: "docker" "start" "-a" "d2cafef629a2b6ebcb2f4cda76e53ad3e55da49c504741956c95b228428eba53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2cafef629a2b6ebcb2f4cda76e53ad3e55da49c504741956c95b228428eba53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2cafef629a2b6ebcb2f4cda76e53ad3e55da49c504741956c95b228428eba53", kill_on_drop: false }`
[INFO] [stdout] d2cafef629a2b6ebcb2f4cda76e53ad3e55da49c504741956c95b228428eba53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] ad188e06deb30a996b6a73753cb679e391dd65e1d8ef2c1b3c9ef1dad4e9e6a9
[INFO] running `Command { std: "docker" "start" "-a" "ad188e06deb30a996b6a73753cb679e391dd65e1d8ef2c1b3c9ef1dad4e9e6a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking predicates-core v0.9.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v0.9.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.16
[INFO] [stderr]     Checking subprocess v0.1.20
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking predicates v0.9.1
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]     Checking assert_fs v0.9.0
[INFO] [stderr]  Documenting watchdog v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.72s
[INFO] running `Command { std: "docker" "inspect" "ad188e06deb30a996b6a73753cb679e391dd65e1d8ef2c1b3c9ef1dad4e9e6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad188e06deb30a996b6a73753cb679e391dd65e1d8ef2c1b3c9ef1dad4e9e6a9", kill_on_drop: false }`
[INFO] [stdout] ad188e06deb30a996b6a73753cb679e391dd65e1d8ef2c1b3c9ef1dad4e9e6a9