[INFO] fetching crate mark 0.0.1...
[INFO] documenting mark-0.0.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mark 0.0.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate mark 0.0.1 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 mark 0.0.1
[INFO] finished tweaking crates.io crate mark 0.0.1
[INFO] tweaked toml for crates.io crate mark 0.0.1 written to /workspace/builds/worker-29/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 2baffdabeb355c19beb9f4cd52c459ce7bf3c21445f87f71535d6ea48f6e3a30
[INFO] running `Command { std: "docker" "start" "-a" "2baffdabeb355c19beb9f4cd52c459ce7bf3c21445f87f71535d6ea48f6e3a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2baffdabeb355c19beb9f4cd52c459ce7bf3c21445f87f71535d6ea48f6e3a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2baffdabeb355c19beb9f4cd52c459ce7bf3c21445f87f71535d6ea48f6e3a30", kill_on_drop: false }`
[INFO] [stdout] 2baffdabeb355c19beb9f4cd52c459ce7bf3c21445f87f71535d6ea48f6e3a30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 31a994e8e56d57f5f81c7b3cce893badfd3d81270c1ba7d1398ef2a75a0e65bf
[INFO] running `Command { std: "docker" "start" "-a" "31a994e8e56d57f5f81c7b3cce893badfd3d81270c1ba7d1398ef2a75a0e65bf", kill_on_drop: false }`
[INFO] [stderr]  Documenting mark v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rustdoc`
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rustdoc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::fs::PathExt`
[INFO] [stdout]  --> src/main.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fs::{self, PathExt, DirEntry, File};
[INFO] [stdout]   |                     ^^^^^^^ no `PathExt` in `fs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `mark`
[INFO] [stdout] Some errors have detailed explanations: E0432, E0463.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name mark src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=84f3e24ee0f42a81 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "31a994e8e56d57f5f81c7b3cce893badfd3d81270c1ba7d1398ef2a75a0e65bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a994e8e56d57f5f81c7b3cce893badfd3d81270c1ba7d1398ef2a75a0e65bf", kill_on_drop: false }`
[INFO] [stdout] 31a994e8e56d57f5f81c7b3cce893badfd3d81270c1ba7d1398ef2a75a0e65bf