Dec 17 15:52:10.458 INFO checking sdemos/traveller against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 15:52:10.458 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/sdemos/traveller:/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=forbid" "-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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:52:10.719 INFO [stdout] 3261b3e73ed50ea99751430c9dfdf792ba593a4af823de9167dd73e16251aefb
Dec 17 15:52:10.724 INFO running `"docker" "start" "-a" "3261b3e73ed50ea99751430c9dfdf792ba593a4af823de9167dd73e16251aefb"`
Dec 17 15:52:11.432 INFO [stderr]     Checking traveller v0.1.0 (/opt/crater/workdir)
Dec 17 15:52:11.905 INFO [stderr] warning: variant is never constructed: `Rift`
Dec 17 15:52:11.905 INFO [stderr]   --> src/main.rs:64:5
Dec 17 15:52:11.905 INFO [stderr]    |
Dec 17 15:52:11.905 INFO [stderr] 64 |     Rift,
Dec 17 15:52:11.905 INFO [stderr]    |     ^^^^
Dec 17 15:52:11.905 INFO [stderr]    |
Dec 17 15:52:11.905 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 15:52:11.905 INFO [stderr] 
Dec 17 15:52:11.905 INFO [stderr] warning: variant is never constructed: `Sparse`
Dec 17 15:52:11.905 INFO [stderr]   --> src/main.rs:65:5
Dec 17 15:52:11.905 INFO [stderr]    |
Dec 17 15:52:11.905 INFO [stderr] 65 |     Sparse,
Dec 17 15:52:11.905 INFO [stderr]    |     ^^^^^^
Dec 17 15:52:11.905 INFO [stderr] 
Dec 17 15:52:11.905 INFO [stderr] warning: variant is never constructed: `Spiral`
Dec 17 15:52:11.905 INFO [stderr]   --> src/main.rs:66:5
Dec 17 15:52:11.905 INFO [stderr]    |
Dec 17 15:52:11.905 INFO [stderr] 66 |     Spiral,
Dec 17 15:52:11.906 INFO [stderr]    |     ^^^^^^
Dec 17 15:52:11.906 INFO [stderr] 
Dec 17 15:52:11.906 INFO [stderr] warning: variant is never constructed: `Dense`
Dec 17 15:52:11.906 INFO [stderr]   --> src/main.rs:67:5
Dec 17 15:52:11.906 INFO [stderr]    |
Dec 17 15:52:11.906 INFO [stderr] 67 |     Dense,
Dec 17 15:52:11.906 INFO [stderr]    |     ^^^^^
Dec 17 15:52:11.906 INFO [stderr] 
Dec 17 15:52:11.906 INFO [stderr] warning: method is never used: `generate`
Dec 17 15:52:11.906 INFO [stderr]   --> src/main.rs:71:5
Dec 17 15:52:11.906 INFO [stderr]    |
Dec 17 15:52:11.906 INFO [stderr] 71 |     fn generate(density: Density) -> Subsector {
Dec 17 15:52:11.906 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:52:11.906 INFO [stderr] 
Dec 17 15:52:11.906 INFO [stderr] warning: variant is never constructed: `Red`
Dec 17 15:52:11.906 INFO [stderr]    --> src/main.rs:583:5
Dec 17 15:52:11.906 INFO [stderr]     |
Dec 17 15:52:11.906 INFO [stderr] 583 |     Red,
Dec 17 15:52:11.906 INFO [stderr]     |     ^^^
Dec 17 15:52:11.906 INFO [stderr] 
Dec 17 15:52:11.949 INFO [stderr] warning: variant is never constructed: `Rift`
Dec 17 15:52:11.949 INFO [stderr]   --> src/main.rs:64:5
Dec 17 15:52:11.949 INFO [stderr]    |
Dec 17 15:52:11.949 INFO [stderr] 64 |     Rift,
Dec 17 15:52:11.949 INFO [stderr]    |     ^^^^
Dec 17 15:52:11.949 INFO [stderr]    |
Dec 17 15:52:11.949 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 15:52:11.949 INFO [stderr] 
Dec 17 15:52:11.949 INFO [stderr] warning: variant is never constructed: `Sparse`
Dec 17 15:52:11.949 INFO [stderr]   --> src/main.rs:65:5
Dec 17 15:52:11.949 INFO [stderr]    |
Dec 17 15:52:11.949 INFO [stderr] 65 |     Sparse,
Dec 17 15:52:11.950 INFO [stderr]    |     ^^^^^^
Dec 17 15:52:11.950 INFO [stderr] 
Dec 17 15:52:11.950 INFO [stderr] warning: variant is never constructed: `Spiral`
Dec 17 15:52:11.950 INFO [stderr]   --> src/main.rs:66:5
Dec 17 15:52:11.950 INFO [stderr]    |
Dec 17 15:52:11.950 INFO [stderr] 66 |     Spiral,
Dec 17 15:52:11.950 INFO [stderr]    |     ^^^^^^
Dec 17 15:52:11.950 INFO [stderr] 
Dec 17 15:52:11.950 INFO [stderr] warning: variant is never constructed: `Dense`
Dec 17 15:52:11.950 INFO [stderr]   --> src/main.rs:67:5
Dec 17 15:52:11.950 INFO [stderr]    |
Dec 17 15:52:11.950 INFO [stderr] 67 |     Dense,
Dec 17 15:52:11.950 INFO [stderr]    |     ^^^^^
Dec 17 15:52:11.950 INFO [stderr] 
Dec 17 15:52:11.950 INFO [stderr] warning: method is never used: `generate`
Dec 17 15:52:11.950 INFO [stderr]   --> src/main.rs:71:5
Dec 17 15:52:11.950 INFO [stderr]    |
Dec 17 15:52:11.950 INFO [stderr] 71 |     fn generate(density: Density) -> Subsector {
Dec 17 15:52:11.950 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:52:11.950 INFO [stderr] 
Dec 17 15:52:11.950 INFO [stderr] warning: variant is never constructed: `Red`
Dec 17 15:52:11.950 INFO [stderr]    --> src/main.rs:583:5
Dec 17 15:52:11.950 INFO [stderr]     |
Dec 17 15:52:11.950 INFO [stderr] 583 |     Red,
Dec 17 15:52:11.950 INFO [stderr]     |     ^^^
Dec 17 15:52:11.950 INFO [stderr] 
Dec 17 15:52:11.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 17 15:52:12.485 INFO running `"docker" "inspect" "3261b3e73ed50ea99751430c9dfdf792ba593a4af823de9167dd73e16251aefb"`
Dec 17 15:52:12.694 INFO running `"docker" "rm" "-f" "3261b3e73ed50ea99751430c9dfdf792ba593a4af823de9167dd73e16251aefb"`
Dec 17 15:52:12.798 INFO [stdout] 3261b3e73ed50ea99751430c9dfdf792ba593a4af823de9167dd73e16251aefb