[INFO] crate dark 0.1.0 is already in cache
[INFO] extracting crate dark 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dark/0.1.0
[INFO] extracting crate dark 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dark/0.1.0
[INFO] validating manifest of dark-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dark-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dark-0.1.0
[INFO] finished frobbing dark-0.1.0
[INFO] frobbed toml for dark-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dark/0.1.0/Cargo.toml
[INFO] started frobbing dark-0.1.0
[INFO] finished frobbing dark-0.1.0
[INFO] frobbed toml for dark-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dark/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing dark-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dark/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6b688d7edbb15108d92d89379736f4d1dc278727fe4936b22542a6184c638b55
[INFO] running `"docker" "start" "-a" "6b688d7edbb15108d92d89379736f4d1dc278727fe4936b22542a6184c638b55"`
[INFO] [stderr]    Compiling compress v0.1.2
[INFO] [stderr]    Compiling dark v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `log::LogLevel`
[INFO] [stderr]   --> src/saca.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use log::LogLevel;
[INFO] [stderr]    |     ^^^^^^^^^^^^^ no `LogLevel` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/model/exp.rs:35:14
[INFO] [stderr]    |
[INFO] [stderr] 35 |             0...2   => du << FIXED_BASE,
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/model/exp.rs:36:14
[INFO] [stderr]    |
[INFO] [stderr] 36 |             3...4   => (3 << FIXED_BASE) + (du&1)*(FIXED_BASE>>1),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/model/exp.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |             5...7   => (4 << FIXED_BASE) + ((du-5)%3)*(FIXED_BASE/3),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/model/exp.rs:38:14
[INFO] [stderr]    |
[INFO] [stderr] 38 |             8...12  => (5 << FIXED_BASE) + (du&3)*(FIXED_BASE>>2),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `unwrap` found for type `()` in the current scope
[INFO] [stderr]   --> src/main.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 |     env_logger::init().unwrap();
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `model::DistanceModel`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use model::DistanceModel;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `dark`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6b688d7edbb15108d92d89379736f4d1dc278727fe4936b22542a6184c638b55"`
[INFO] running `"docker" "rm" "-f" "6b688d7edbb15108d92d89379736f4d1dc278727fe4936b22542a6184c638b55"`
[INFO] [stdout] 6b688d7edbb15108d92d89379736f4d1dc278727fe4936b22542a6184c638b55