[INFO] updating cached repository mpdrescher/latex-preprocessor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mpdrescher/latex-preprocessor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mpdrescher/latex-preprocessor" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mpdrescher/latex-preprocessor"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mpdrescher/latex-preprocessor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mpdrescher/latex-preprocessor" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36a31eea87ed73b30434a1526a5f39ddf41f47e7
[INFO] sha for GitHub repo mpdrescher/latex-preprocessor: 36a31eea87ed73b30434a1526a5f39ddf41f47e7
[INFO] validating manifest of mpdrescher/latex-preprocessor on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mpdrescher/latex-preprocessor on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mpdrescher/latex-preprocessor
[INFO] finished frobbing mpdrescher/latex-preprocessor
[INFO] frobbed toml for mpdrescher/latex-preprocessor written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/mpdrescher/latex-preprocessor/Cargo.toml
[INFO] started frobbing mpdrescher/latex-preprocessor
[INFO] finished frobbing mpdrescher/latex-preprocessor
[INFO] frobbed toml for mpdrescher/latex-preprocessor written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor/Cargo.toml
[INFO] crate mpdrescher/latex-preprocessor has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mpdrescher/latex-preprocessor against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 48dba8a6f8ded94774f159252963fe42efeef0ecbee7ec21f442ead00fd83465
[INFO] running `"docker" "start" "-a" "48dba8a6f8ded94774f159252963fe42efeef0ecbee7ec21f442ead00fd83465"`
[INFO] [stderr]    Compiling latex-preprocessor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:181:44
[INFO] [stderr]     |
[INFO] [stderr] 181 |       string.into_iter().fold(String::new(), (|mut acc, x| {
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 182 | |         acc.push_str(prefix);
[INFO] [stderr] 183 | |         acc.push_str(&x);
[INFO] [stderr] 184 | |         acc.push_str(suffix); 
[INFO] [stderr] 185 | |         acc
[INFO] [stderr] 186 | |     }))
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 181 |     string.into_iter().fold(String::new(), |mut acc, x| {
[INFO] [stderr] 182 |         acc.push_str(prefix);
[INFO] [stderr] 183 |         acc.push_str(&x);
[INFO] [stderr] 184 |         acc.push_str(suffix); 
[INFO] [stderr] 185 |         acc
[INFO] [stderr] 186 |     })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `"docker" "inspect" "48dba8a6f8ded94774f159252963fe42efeef0ecbee7ec21f442ead00fd83465"`
[INFO] running `"docker" "rm" "-f" "48dba8a6f8ded94774f159252963fe42efeef0ecbee7ec21f442ead00fd83465"`
[INFO] [stdout] 48dba8a6f8ded94774f159252963fe42efeef0ecbee7ec21f442ead00fd83465
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d9e963fed54bc049ff3ed2a3b67a4f489dbd87601b56f493a8162b8e43b14706
[INFO] running `"docker" "start" "-a" "d9e963fed54bc049ff3ed2a3b67a4f489dbd87601b56f493a8162b8e43b14706"`
[INFO] [stderr]    Compiling latex-preprocessor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:181:44
[INFO] [stderr]     |
[INFO] [stderr] 181 |       string.into_iter().fold(String::new(), (|mut acc, x| {
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 182 | |         acc.push_str(prefix);
[INFO] [stderr] 183 | |         acc.push_str(&x);
[INFO] [stderr] 184 | |         acc.push_str(suffix); 
[INFO] [stderr] 185 | |         acc
[INFO] [stderr] 186 | |     }))
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 181 |     string.into_iter().fold(String::new(), |mut acc, x| {
[INFO] [stderr] 182 |         acc.push_str(prefix);
[INFO] [stderr] 183 |         acc.push_str(&x);
[INFO] [stderr] 184 |         acc.push_str(suffix); 
[INFO] [stderr] 185 |         acc
[INFO] [stderr] 186 |     })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "d9e963fed54bc049ff3ed2a3b67a4f489dbd87601b56f493a8162b8e43b14706"`
[INFO] running `"docker" "rm" "-f" "d9e963fed54bc049ff3ed2a3b67a4f489dbd87601b56f493a8162b8e43b14706"`
[INFO] [stdout] d9e963fed54bc049ff3ed2a3b67a4f489dbd87601b56f493a8162b8e43b14706
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/mpdrescher/latex-preprocessor:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 6e90abf8fbc2115f4fdac4e4b5fe563d434b30e9ae5a85f4a138f215428da9af
[INFO] running `"docker" "start" "-a" "6e90abf8fbc2115f4fdac4e4b5fe563d434b30e9ae5a85f4a138f215428da9af"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/latex_preprocessor-2abaa6b73a81a16c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6e90abf8fbc2115f4fdac4e4b5fe563d434b30e9ae5a85f4a138f215428da9af"`
[INFO] running `"docker" "rm" "-f" "6e90abf8fbc2115f4fdac4e4b5fe563d434b30e9ae5a85f4a138f215428da9af"`
[INFO] [stdout] 6e90abf8fbc2115f4fdac4e4b5fe563d434b30e9ae5a85f4a138f215428da9af