[INFO] crate text-minimap 0.1.0 is already in cache
[INFO] extracting crate text-minimap 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/text-minimap/0.1.0
[INFO] extracting crate text-minimap 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/text-minimap/0.1.0
[INFO] validating manifest of text-minimap-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of text-minimap-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing text-minimap-0.1.0
[INFO] finished frobbing text-minimap-0.1.0
[INFO] frobbed toml for text-minimap-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/text-minimap/0.1.0/Cargo.toml
[INFO] started frobbing text-minimap-0.1.0
[INFO] finished frobbing text-minimap-0.1.0
[INFO] frobbed toml for text-minimap-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/text-minimap/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing text-minimap-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/text-minimap/0.1.0:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] de35be331e3ea2304d7ee8dc8af74335a1232f6cb66b494a6ac2ddd8e12262a4
[INFO] running `"docker" "start" "-a" "de35be331e3ea2304d7ee8dc8af74335a1232f6cb66b494a6ac2ddd8e12262a4"`
[INFO] [stderr]    Compiling text-minimap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> lib/mod.rs:167:58
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> lib/mod.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stderr]     |                             ----^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `"docker" "inspect" "de35be331e3ea2304d7ee8dc8af74335a1232f6cb66b494a6ac2ddd8e12262a4"`
[INFO] running `"docker" "rm" "-f" "de35be331e3ea2304d7ee8dc8af74335a1232f6cb66b494a6ac2ddd8e12262a4"`
[INFO] [stdout] de35be331e3ea2304d7ee8dc8af74335a1232f6cb66b494a6ac2ddd8e12262a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/text-minimap/0.1.0:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6fe38c3dfc918d8b866fa4ba2b0348ba48389614654a6b3864b664457e7185e8
[INFO] running `"docker" "start" "-a" "6fe38c3dfc918d8b866fa4ba2b0348ba48389614654a6b3864b664457e7185e8"`
[INFO] [stderr]    Compiling text-minimap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> lib/mod.rs:167:58
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> lib/mod.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stderr]     |                             ----^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "6fe38c3dfc918d8b866fa4ba2b0348ba48389614654a6b3864b664457e7185e8"`
[INFO] running `"docker" "rm" "-f" "6fe38c3dfc918d8b866fa4ba2b0348ba48389614654a6b3864b664457e7185e8"`
[INFO] [stdout] 6fe38c3dfc918d8b866fa4ba2b0348ba48389614654a6b3864b664457e7185e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/text-minimap/0.1.0:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fcc8fcef070760d2ff76642a99735285e1b309756c975a3223827544954f51c9
[INFO] running `"docker" "start" "-a" "fcc8fcef070760d2ff76642a99735285e1b309756c975a3223827544954f51c9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/text_minimap-d90da3975ac0c0e6
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/text_minimap-72e5ad19e8a82ea2
[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] [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] [stderr]    Doc-tests text_minimap
[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" "fcc8fcef070760d2ff76642a99735285e1b309756c975a3223827544954f51c9"`
[INFO] running `"docker" "rm" "-f" "fcc8fcef070760d2ff76642a99735285e1b309756c975a3223827544954f51c9"`
[INFO] [stdout] fcc8fcef070760d2ff76642a99735285e1b309756c975a3223827544954f51c9