[INFO] fetching crate dark 0.1.0...
[INFO] documenting dark-0.1.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate dark 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate dark 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dark 0.1.0
[INFO] finished tweaking crates.io crate dark 0.1.0
[INFO] tweaked toml for crates.io crate dark 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_filter v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.11.2
[INFO] [stderr]   Downloaded compress v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48fba7068ba69d22e658c2194b9d402b52f3f982a76c15f4ae65980f2b7a1e21
[INFO] running `Command { std: "docker" "start" "-a" "48fba7068ba69d22e658c2194b9d402b52f3f982a76c15f4ae65980f2b7a1e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48fba7068ba69d22e658c2194b9d402b52f3f982a76c15f4ae65980f2b7a1e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fba7068ba69d22e658c2194b9d402b52f3f982a76c15f4ae65980f2b7a1e21", kill_on_drop: false }`
[INFO] [stdout] 48fba7068ba69d22e658c2194b9d402b52f3f982a76c15f4ae65980f2b7a1e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62402dc71b28d423ee3541df8a5d139bca081ad08d2fab10d88dde25dd7c1f5d
[INFO] running `Command { std: "docker" "start" "-a" "62402dc71b28d423ee3541df8a5d139bca081ad08d2fab10d88dde25dd7c1f5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking compress v0.1.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.2
[INFO] [stderr]  Documenting dark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `log::LogLevel`
[INFO] [stdout]   --> src/saca.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::LogLevel;
[INFO] [stdout]    |     ^^^^^^^^^^^^^ no `LogLevel` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/model/exp.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             0...2   => du << FIXED_BASE,
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/model/exp.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |             3...4   => (3 << FIXED_BASE) + (du&1)*(FIXED_BASE>>1),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/model/exp.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |             5...7   => (4 << FIXED_BASE) + ((du-5)%3)*(FIXED_BASE/3),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/model/exp.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |             8...12  => (5 << FIXED_BASE) + (du&3)*(FIXED_BASE>>2),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dark`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type bin --crate-name dark src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3dbfc2d1a53c6715 -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-4d0457ff00ff859b.rmeta --extern compress=/opt/rustwide/target/debug/deps/libcompress-7084e6ffb55ec04b.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-946ddd20da271e40.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-032e0c517442cb92.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7fe0807640814e58.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-2468a4da350b12d3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "62402dc71b28d423ee3541df8a5d139bca081ad08d2fab10d88dde25dd7c1f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62402dc71b28d423ee3541df8a5d139bca081ad08d2fab10d88dde25dd7c1f5d", kill_on_drop: false }`
[INFO] [stdout] 62402dc71b28d423ee3541df8a5d139bca081ad08d2fab10d88dde25dd7c1f5d
