[INFO] fetching crate whisper 0.1.11...
[INFO] documenting whisper-0.1.11 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate whisper 0.1.11 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate whisper 0.1.11 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whisper 0.1.11
[INFO] finished tweaking crates.io crate whisper 0.1.11
[INFO] tweaked toml for crates.io crate whisper 0.1.11 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 260d37c39ab5037b8a589c7bdbfdb60f32efad958e29bccae63200aaaf068476
[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" "260d37c39ab5037b8a589c7bdbfdb60f32efad958e29bccae63200aaaf068476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260d37c39ab5037b8a589c7bdbfdb60f32efad958e29bccae63200aaaf068476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260d37c39ab5037b8a589c7bdbfdb60f32efad958e29bccae63200aaaf068476", kill_on_drop: false }`
[INFO] [stdout] 260d37c39ab5037b8a589c7bdbfdb60f32efad958e29bccae63200aaaf068476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e00e96794344ebe30b3b7f9de96f9953c65068722e67eb838add4943dd5d140b
[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" "e00e96794344ebe30b3b7f9de96f9953c65068722e67eb838add4943dd5d140b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]  Documenting whisper v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `memmap::Protection`
[INFO] [stdout]  --> src/whisper/file/mod.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use memmap::{ Mmap, Protection };
[INFO] [stdout]   |                     ^^^^^^^^^^ no `Protection` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `memmap::MmapViewSync`
[INFO] [stdout]  --> src/whisper/file/header.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use memmap::MmapViewSync;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `MmapViewSync` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]   --> src/whisper/file/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::libc::funcs::posix01::unistd::ftruncate;
[INFO] [stdout]    |                 ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `memmap::MmapViewSync`
[INFO] [stdout]  --> src/whisper/file/archive.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use memmap::MmapViewSync;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `MmapViewSync` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::fs::PathExt`
[INFO] [stdout]  --> src/whisper/cache/mod.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{ PathExt, DirBuilder };
[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 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `whisper`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name whisper 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 byteorder=/opt/rustwide/target/debug/deps/libbyteorder-75816ef8ceecf9ec.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-a554327b2024cbe0.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-07df780a17356392.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-d2b3585c96b24d02.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0aada07bd69e847b.rmeta --extern lru_cache=/opt/rustwide/target/debug/deps/liblru_cache-7ca8fef460de9812.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-4b0f45dd446ebaf6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-02df3c8f4aabc6bd.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-7ddf6b4d13e0395e.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-fd071891a56314cf.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "e00e96794344ebe30b3b7f9de96f9953c65068722e67eb838add4943dd5d140b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00e96794344ebe30b3b7f9de96f9953c65068722e67eb838add4943dd5d140b", kill_on_drop: false }`
[INFO] [stdout] e00e96794344ebe30b3b7f9de96f9953c65068722e67eb838add4943dd5d140b