[INFO] cloning repository https://github.com/smudge/imagesnap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smudge/imagesnap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmudge%2Fimagesnap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmudge%2Fimagesnap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce32cdfc8130cb760be2f8b7ccff986c86289439
[INFO] documenting smudge/imagesnap against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmudge%2Fimagesnap" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smudge/imagesnap on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smudge/imagesnap
[INFO] finished tweaking git repo https://github.com/smudge/imagesnap
[INFO] tweaked toml for git repo https://github.com/smudge/imagesnap written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/smudge/imagesnap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a52fa98141281e11204a69f35e83d1e35d9b850eab82ffb3f5d77ac337ae75
[INFO] running `Command { std: "docker" "start" "-a" "23a52fa98141281e11204a69f35e83d1e35d9b850eab82ffb3f5d77ac337ae75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a52fa98141281e11204a69f35e83d1e35d9b850eab82ffb3f5d77ac337ae75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a52fa98141281e11204a69f35e83d1e35d9b850eab82ffb3f5d77ac337ae75", kill_on_drop: false }`
[INFO] [stdout] 23a52fa98141281e11204a69f35e83d1e35d9b850eab82ffb3f5d77ac337ae75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2701d0d94e20714c6b9890e5ab0d02c1702b1a4b1042aa15a3a73056fef5727b
[INFO] running `Command { std: "docker" "start" "-a" "2701d0d94e20714c6b9890e5ab0d02c1702b1a4b1042aa15a3a73056fef5727b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling imagesnap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]  Documenting imagesnap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | mod os;
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `os`, create file "src/os.rs" or "src/os/mod.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `imagesnap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name imagesnap src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3bd0cc0d134ff3eb -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-5301fdc54d0f74b8.rmeta --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-46fb0ca7705129cb.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-a9d9951be883d60d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-85f96f892333cd5e.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-beaed55161ed77b4.rmeta --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2701d0d94e20714c6b9890e5ab0d02c1702b1a4b1042aa15a3a73056fef5727b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2701d0d94e20714c6b9890e5ab0d02c1702b1a4b1042aa15a3a73056fef5727b", kill_on_drop: false }`
[INFO] [stdout] 2701d0d94e20714c6b9890e5ab0d02c1702b1a4b1042aa15a3a73056fef5727b