Dec 17 16:53:02.209 INFO checking robinsonj/project_euler against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 16:53:02.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/robinsonj/project_euler:/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 16:53:02.605 INFO [stdout] b131d1e67bdf245fddc4a73c610aa74bae746c8454bdba93f05f5bb216791091
Dec 17 16:53:02.607 INFO running `"docker" "start" "-a" "b131d1e67bdf245fddc4a73c610aa74bae746c8454bdba93f05f5bb216791091"`
Dec 17 16:53:04.068 INFO [stderr]     Checking euler_lib v0.1.0 (/opt/crater/workdir)
Dec 17 16:53:04.536 INFO [stderr] warning: unused variable: `file_name`
Dec 17 16:53:04.536 INFO [stderr]   --> src/solver/mod.rs:39:40
Dec 17 16:53:04.536 INFO [stderr]    |
Dec 17 16:53:04.536 INFO [stderr] 39 |       SolverFunction::FunctionWithFile(file_name, solve) => {
Dec 17 16:53:04.536 INFO [stderr]    |                                        ^^^^^^^^^ help: consider using `_file_name` instead
Dec 17 16:53:04.536 INFO [stderr]    |
Dec 17 16:53:04.536 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:53:04.536 INFO [stderr] 
Dec 17 16:53:04.592 INFO [stderr] warning: variant is never constructed: `FunctionWithFile`
Dec 17 16:53:04.592 INFO [stderr]  --> src/solver/mod.rs:3:3
Dec 17 16:53:04.592 INFO [stderr]   |
Dec 17 16:53:04.592 INFO [stderr] 3 |   FunctionWithFile(&'a str, fn() -> String)
Dec 17 16:53:04.592 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:53:04.592 INFO [stderr]   |
Dec 17 16:53:04.592 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 16:53:04.592 INFO [stderr] 
Dec 17 16:53:05.329 INFO [stderr] warning: unused variable: `file_name`
Dec 17 16:53:05.330 INFO [stderr]   --> src/solver/mod.rs:39:40
Dec 17 16:53:05.330 INFO [stderr]    |
Dec 17 16:53:05.330 INFO [stderr] 39 |       SolverFunction::FunctionWithFile(file_name, solve) => {
Dec 17 16:53:05.330 INFO [stderr]    |                                        ^^^^^^^^^ help: consider using `_file_name` instead
Dec 17 16:53:05.331 INFO [stderr]    |
Dec 17 16:53:05.331 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:53:05.331 INFO [stderr] 
Dec 17 16:53:05.781 INFO [stderr] warning: variant is never constructed: `FunctionWithFile`
Dec 17 16:53:05.781 INFO [stderr]  --> src/solver/mod.rs:3:3
Dec 17 16:53:05.781 INFO [stderr]   |
Dec 17 16:53:05.781 INFO [stderr] 3 |   FunctionWithFile(&'a str, fn() -> String)
Dec 17 16:53:05.781 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:53:05.781 INFO [stderr]   |
Dec 17 16:53:05.781 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 16:53:05.781 INFO [stderr] 
Dec 17 16:53:06.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
Dec 17 16:53:07.296 INFO running `"docker" "inspect" "b131d1e67bdf245fddc4a73c610aa74bae746c8454bdba93f05f5bb216791091"`
Dec 17 16:53:07.480 INFO running `"docker" "rm" "-f" "b131d1e67bdf245fddc4a73c610aa74bae746c8454bdba93f05f5bb216791091"`
Dec 17 16:53:07.758 INFO [stdout] b131d1e67bdf245fddc4a73c610aa74bae746c8454bdba93f05f5bb216791091