[INFO] updating cached repository jaroslaw-weber/text-to-brainfuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaroslaw-weber/text-to-brainfuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaroslaw-weber/text-to-brainfuck" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jaroslaw-weber/text-to-brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jaroslaw-weber/text-to-brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaroslaw-weber/text-to-brainfuck" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jaroslaw-weber/text-to-brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jaroslaw-weber/text-to-brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 232ed21254690695b1a60db9f32aafa6af3b78c9
[INFO] sha for GitHub repo jaroslaw-weber/text-to-brainfuck: 232ed21254690695b1a60db9f32aafa6af3b78c9
[INFO] validating manifest of jaroslaw-weber/text-to-brainfuck on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jaroslaw-weber/text-to-brainfuck on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jaroslaw-weber/text-to-brainfuck
[INFO] finished frobbing jaroslaw-weber/text-to-brainfuck
[INFO] frobbed toml for jaroslaw-weber/text-to-brainfuck written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jaroslaw-weber/text-to-brainfuck/Cargo.toml
[INFO] started frobbing jaroslaw-weber/text-to-brainfuck
[INFO] finished frobbing jaroslaw-weber/text-to-brainfuck
[INFO] frobbed toml for jaroslaw-weber/text-to-brainfuck written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jaroslaw-weber/text-to-brainfuck/Cargo.toml
[INFO] crate jaroslaw-weber/text-to-brainfuck has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jaroslaw-weber/text-to-brainfuck against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-6/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jaroslaw-weber/text-to-brainfuck:/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 777484dea49693db89f669039ab275f653258e035c1d9f76a22f07e171d3a57b
[INFO] running `"docker" "start" "-a" "777484dea49693db89f669039ab275f653258e035c1d9f76a22f07e171d3a57b"`
[INFO] [stderr]     Checking text_to_brainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 22 |         if(tens>0)
[INFO] [stderr]    |           ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lib.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             for i in 0..tens{
[INFO] [stderr]    |                 ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lib.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         for i in 0..reminder {
[INFO] [stderr]    |             ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 22 |         if(tens>0)
[INFO] [stderr]    |           ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lib.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             for i in 0..tens{
[INFO] [stderr]    |                 ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lib.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         for i in 0..reminder {
[INFO] [stderr]    |             ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "777484dea49693db89f669039ab275f653258e035c1d9f76a22f07e171d3a57b"`
[INFO] running `"docker" "rm" "-f" "777484dea49693db89f669039ab275f653258e035c1d9f76a22f07e171d3a57b"`
[INFO] [stdout] 777484dea49693db89f669039ab275f653258e035c1d9f76a22f07e171d3a57b