Dec 19 19:20:29.609 INFO checking camccar/Euler11 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:20:29.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/camccar/Euler11:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:20:30.217 INFO [stdout] 6fa676b42c2aca542c38f7fddd6f9a2b3406e10537ec47acff0a62bd27f2d075
Dec 19 19:20:30.225 INFO running `"docker" "start" "-a" "6fa676b42c2aca542c38f7fddd6f9a2b3406e10537ec47acff0a62bd27f2d075"`
Dec 19 19:20:31.680 INFO [stderr]     Checking problem11 v0.1.0 (/opt/crater/workdir)
Dec 19 19:20:32.156 INFO [stderr] warning: unused variable: `largest`
Dec 19 19:20:32.156 INFO [stderr]  --> src/main.rs:8:13
Dec 19 19:20:32.156 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr] 8 |     let mut largest = 0;
Dec 19 19:20:32.157 INFO [stderr]   |             ^^^^^^^ help: consider using `_largest` instead
Dec 19 19:20:32.157 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread1`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:15:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 15 |     let thread1 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread1` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread2`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:21:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 21 |     let thread2 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread2` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread3`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:27:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 27 |     let thread3 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread3` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread4`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:33:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 33 |     let thread4 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread4` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `largest`
Dec 19 19:20:32.157 INFO [stderr]  --> src/main.rs:8:13
Dec 19 19:20:32.157 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr] 8 |     let mut largest = 0;
Dec 19 19:20:32.157 INFO [stderr]   |             ^^^^^^^ help: consider using `_largest` instead
Dec 19 19:20:32.157 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread1`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:15:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 15 |     let thread1 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread1` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread2`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:21:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 21 |     let thread2 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread2` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread3`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:27:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 27 |     let thread3 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread3` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: unused variable: `thread4`
Dec 19 19:20:32.157 INFO [stderr]   --> src/main.rs:33:9
Dec 19 19:20:32.157 INFO [stderr]    |
Dec 19 19:20:32.157 INFO [stderr] 33 |     let thread4 = thread::spawn(move|| {
Dec 19 19:20:32.157 INFO [stderr]    |         ^^^^^^^ help: consider using `_thread4` instead
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.157 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:20:32.157 INFO [stderr]  --> src/main.rs:8:9
Dec 19 19:20:32.157 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr] 8 |     let mut largest = 0;
Dec 19 19:20:32.157 INFO [stderr]   |         ----^^^^^^^
Dec 19 19:20:32.157 INFO [stderr]   |         |
Dec 19 19:20:32.157 INFO [stderr]   |         help: remove this `mut`
Dec 19 19:20:32.157 INFO [stderr]   |
Dec 19 19:20:32.157 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 19:20:32.157 INFO [stderr] 
Dec 19 19:20:32.164 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:20:32.164 INFO [stderr]  --> src/main.rs:8:9
Dec 19 19:20:32.164 INFO [stderr]   |
Dec 19 19:20:32.164 INFO [stderr] 8 |     let mut largest = 0;
Dec 19 19:20:32.164 INFO [stderr]   |         ----^^^^^^^
Dec 19 19:20:32.164 INFO [stderr]   |         |
Dec 19 19:20:32.164 INFO [stderr]   |         help: remove this `mut`
Dec 19 19:20:32.164 INFO [stderr]   |
Dec 19 19:20:32.164 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 19:20:32.164 INFO [stderr] 
Dec 19 19:20:32.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 19 19:20:32.725 INFO running `"docker" "inspect" "6fa676b42c2aca542c38f7fddd6f9a2b3406e10537ec47acff0a62bd27f2d075"`
Dec 19 19:20:33.084 INFO running `"docker" "rm" "-f" "6fa676b42c2aca542c38f7fddd6f9a2b3406e10537ec47acff0a62bd27f2d075"`
Dec 19 19:20:33.448 INFO [stdout] 6fa676b42c2aca542c38f7fddd6f9a2b3406e10537ec47acff0a62bd27f2d075