Dec 17 22:02:17.066 INFO checking jrobar/Fibonacci against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:02:17.067 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jrobar/Fibonacci:/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 22:02:17.247 INFO [stdout] 484316baf8eb17d4c1435070db8018b50a8a6f80b546f6284c0982ede16707c7
Dec 17 22:02:17.249 INFO running `"docker" "start" "-a" "484316baf8eb17d4c1435070db8018b50a8a6f80b546f6284c0982ede16707c7"`
Dec 17 22:02:17.769 INFO [stderr]     Checking fibonacci v0.1.0 (/opt/crater/workdir)
Dec 17 22:02:17.941 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 22:02:17.941 INFO [stderr]   --> src/main.rs:12:13
Dec 17 22:02:17.941 INFO [stderr]    |
Dec 17 22:02:17.941 INFO [stderr] 12 |     let mut c = 0;
Dec 17 22:02:17.941 INFO [stderr]    |             ^
Dec 17 22:02:17.941 INFO [stderr]    |
Dec 17 22:02:17.941 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:02:17.941 INFO [stderr] 
Dec 17 22:02:17.943 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:02:17.943 INFO [stderr]  --> src/main.rs:7:9
Dec 17 22:02:17.943 INFO [stderr]   |
Dec 17 22:02:17.943 INFO [stderr] 7 |     let mut i = get_num();
Dec 17 22:02:17.943 INFO [stderr]   |         ----^
Dec 17 22:02:17.943 INFO [stderr]   |         |
Dec 17 22:02:17.943 INFO [stderr]   |         help: remove this `mut`
Dec 17 22:02:17.943 INFO [stderr]   |
Dec 17 22:02:17.943 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 17 22:02:17.943 INFO [stderr] 
Dec 17 22:02:17.945 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:02:17.945 INFO [stderr]   --> src/main.rs:31:9
Dec 17 22:02:17.945 INFO [stderr]    |
Dec 17 22:02:17.945 INFO [stderr] 31 |     let mut num: i32 = num.trim().parse().expect("invalid input");
Dec 17 22:02:17.945 INFO [stderr]    |         ----^^^
Dec 17 22:02:17.945 INFO [stderr]    |         |
Dec 17 22:02:17.945 INFO [stderr]    |         help: remove this `mut`
Dec 17 22:02:17.945 INFO [stderr] 
Dec 17 22:02:17.985 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 22:02:17.985 INFO [stderr]   --> src/main.rs:12:13
Dec 17 22:02:17.985 INFO [stderr]    |
Dec 17 22:02:17.985 INFO [stderr] 12 |     let mut c = 0;
Dec 17 22:02:17.985 INFO [stderr]    |             ^
Dec 17 22:02:17.985 INFO [stderr]    |
Dec 17 22:02:17.985 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:02:17.985 INFO [stderr] 
Dec 17 22:02:17.988 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:02:17.988 INFO [stderr]  --> src/main.rs:7:9
Dec 17 22:02:17.988 INFO [stderr]   |
Dec 17 22:02:17.988 INFO [stderr] 7 |     let mut i = get_num();
Dec 17 22:02:17.988 INFO [stderr]   |         ----^
Dec 17 22:02:17.988 INFO [stderr]   |         |
Dec 17 22:02:17.988 INFO [stderr]   |         help: remove this `mut`
Dec 17 22:02:17.988 INFO [stderr]   |
Dec 17 22:02:17.988 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 17 22:02:17.988 INFO [stderr] 
Dec 17 22:02:17.989 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:02:17.989 INFO [stderr]   --> src/main.rs:31:9
Dec 17 22:02:17.989 INFO [stderr]    |
Dec 17 22:02:17.989 INFO [stderr] 31 |     let mut num: i32 = num.trim().parse().expect("invalid input");
Dec 17 22:02:17.989 INFO [stderr]    |         ----^^^
Dec 17 22:02:17.989 INFO [stderr]    |         |
Dec 17 22:02:17.989 INFO [stderr]    |         help: remove this `mut`
Dec 17 22:02:17.989 INFO [stderr] 
Dec 17 22:02:18.004 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
Dec 17 22:02:18.326 INFO running `"docker" "inspect" "484316baf8eb17d4c1435070db8018b50a8a6f80b546f6284c0982ede16707c7"`
Dec 17 22:02:18.408 INFO running `"docker" "rm" "-f" "484316baf8eb17d4c1435070db8018b50a8a6f80b546f6284c0982ede16707c7"`
Dec 17 22:02:18.468 INFO [stdout] 484316baf8eb17d4c1435070db8018b50a8a6f80b546f6284c0982ede16707c7