[INFO] fetching crate filetype 0.2.0...
[INFO] documenting filetype-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate filetype 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate filetype 0.2.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filetype 0.2.0
[INFO] finished tweaking crates.io crate filetype 0.2.0
[INFO] tweaked toml for crates.io crate filetype 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a112c4dbc8d743a00973da668ad092efba8366ead6b4549e02fcdf59df23757
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a112c4dbc8d743a00973da668ad092efba8366ead6b4549e02fcdf59df23757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a112c4dbc8d743a00973da668ad092efba8366ead6b4549e02fcdf59df23757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a112c4dbc8d743a00973da668ad092efba8366ead6b4549e02fcdf59df23757", kill_on_drop: false }`
[INFO] [stdout] 9a112c4dbc8d743a00973da668ad092efba8366ead6b4549e02fcdf59df23757
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3faa1fc22fb2a535f506438bf59ae28ee02fafcad867952593cc159c54f36af7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3faa1fc22fb2a535f506438bf59ae28ee02fafcad867952593cc159c54f36af7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]  Documenting filetype v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `consts` in `libc`
[INFO] [stdout]   --> src/lib.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | use libc::consts::os::posix88;
[INFO] [stdout]    |           ^^^^^^ could not find `consts` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `types` in `libc`
[INFO] [stdout]   --> src/lib.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | use libc::types::os::arch::posix88::mode_t;
[INFO] [stdout]    |           ^^^^^ could not find `types` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `mode_t` in this scope
[INFO] [stdout]   --> src/lib.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |     UnknownFileType(mode_t),
[INFO] [stdout]    |                     ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 39 | use libc::mode_t;
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::os::unix::raw::mode_t;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `mode_t` in this scope
[INFO] [stdout]   --> src/lib.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn get_file_type(file_mask : mode_t) -> FileTypeResult {
[INFO] [stdout]    |                              ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 39 | use libc::mode_t;
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::os::unix::raw::mode_t;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `filetype`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name filetype src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-07b74124a1652f97.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-a80f11789cd3d123.rmeta --cap-lints=warn --crate-version 0.2.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "3faa1fc22fb2a535f506438bf59ae28ee02fafcad867952593cc159c54f36af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3faa1fc22fb2a535f506438bf59ae28ee02fafcad867952593cc159c54f36af7", kill_on_drop: false }`
[INFO] [stdout] 3faa1fc22fb2a535f506438bf59ae28ee02fafcad867952593cc159c54f36af7