[INFO] updating cached repository Merik88/keyboard-walker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Merik88/keyboard-walker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Merik88/keyboard-walker" "work/ex/beta-1.37-6/sources/1.36.0/gh/Merik88/keyboard-walker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Merik88/keyboard-walker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Merik88/keyboard-walker" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89f6524333a04f7e302833050a3194763145f6ad
[INFO] sha for GitHub repo Merik88/keyboard-walker: 89f6524333a04f7e302833050a3194763145f6ad
[INFO] validating manifest of Merik88/keyboard-walker 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 Merik88/keyboard-walker 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 Merik88/keyboard-walker
[INFO] finished frobbing Merik88/keyboard-walker
[INFO] frobbed toml for Merik88/keyboard-walker written to work/ex/beta-1.37-6/sources/1.36.0/gh/Merik88/keyboard-walker/Cargo.toml
[INFO] started frobbing Merik88/keyboard-walker
[INFO] finished frobbing Merik88/keyboard-walker
[INFO] frobbed toml for Merik88/keyboard-walker written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker/Cargo.toml
[INFO] crate Merik88/keyboard-walker already has a lockfile, it will not be regenerated
[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 Merik88/keyboard-walker against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 1f3957f46f70b7e6d9a79679dc478d68f85e4707bf8b789b74c7a14eafdde9f3
[INFO] running `"docker" "start" "-a" "1f3957f46f70b7e6d9a79679dc478d68f85e4707bf8b789b74c7a14eafdde9f3"`
[INFO] [stderr]    Compiling strum v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling strum_macros v0.11.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling keyboard-walker v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `"docker" "inspect" "1f3957f46f70b7e6d9a79679dc478d68f85e4707bf8b789b74c7a14eafdde9f3"`
[INFO] running `"docker" "rm" "-f" "1f3957f46f70b7e6d9a79679dc478d68f85e4707bf8b789b74c7a14eafdde9f3"`
[INFO] [stdout] 1f3957f46f70b7e6d9a79679dc478d68f85e4707bf8b789b74c7a14eafdde9f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 20bae04c9eff85a5af7c67007ce7661cb31187f43312af771b2363852b362c90
[INFO] running `"docker" "start" "-a" "20bae04c9eff85a5af7c67007ce7661cb31187f43312af771b2363852b362c90"`
[INFO] [stderr]    Compiling keyboard-walker v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `"docker" "inspect" "20bae04c9eff85a5af7c67007ce7661cb31187f43312af771b2363852b362c90"`
[INFO] running `"docker" "rm" "-f" "20bae04c9eff85a5af7c67007ce7661cb31187f43312af771b2363852b362c90"`
[INFO] [stdout] 20bae04c9eff85a5af7c67007ce7661cb31187f43312af771b2363852b362c90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Merik88/keyboard-walker:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d5ede5e3dcf5f89a4bb0cc4baf037f0edb60353f50e7f24454f9eff094fba36a
[INFO] running `"docker" "start" "-a" "d5ede5e3dcf5f89a4bb0cc4baf037f0edb60353f50e7f24454f9eff094fba36a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/keyboard_walker-cad346e3e3606d7c
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_should_handle_1_row ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_and_depth_one ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_keyboard_word_to_word ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_should_handle_4_rows ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_should_handle_jagged_rows ... ok
[INFO] [stdout] test concatenator::tests::should_append_a_list_of_keyboard_words_to_a_list_of_words ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_vertical_strategy_and_depth_one ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_vertical_strategy_should_handle_1_row ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_vertical_strategy_should_handle_4_rows ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_vertical_strategy_should_handle_jagged_rows ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_four ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_one ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_a_list_of_keyboard_words_to_a_list_of_words ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_three ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_keyboard_word_to_a_list_of_words ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_top_to_bottom_right_to_left ... ok
[INFO] [stdout] test keyboardlayout::tests::turn_keyboard_layout_into_string ... ok
[INFO] [stdout] test keyboardlayout::tests::turn_keyboard_layout_vertical ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_two ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_bottom_to_top_right_to_left ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_zero ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_and_horizontal_strateg_with_depth_of_one_creates_two_keyboards_each ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_and_horizontal_strategy_creates_one_keyboard_each ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_keyboard_layout_top_to_bottom_right_to_left ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_keyboard_layout_bottom_to_top_right_to_left ... ok
[INFO] [stdout] test walker::tests::dont_panic_when_max_length_is_bigger_then_keyboard_layout_length ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_keyboard_layout_bottom_to_top_left_to_right ... ok
[INFO] [stdout] test concatenator::tests::should_append_keyboard_word_to_word ... ok
[INFO] [stdout] test walker::tests::dont_generate_word_from_empty_keyboard_layout ... ok
[INFO] [stdout] test walker::tests::generate_multiple_words_of_min_3_char_and_max_4_char_from_keyboard_layout ... ok
[INFO] [stdout] test walker::tests::generate_multiple_words_of_3_char_from_keyboard_layout ... ok
[INFO] [stdout] test walker::tests::generate_one_word_of_3_char_from_keyboard_layout ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_bottom_to_top_left_to_right ... ok
[INFO] [stdout] test walker::tests::generate_3_words_of_3_char_from_keyboard_layout ... ok
[INFO] [stdout] test walker::tests::generate_one_word_of_6_char_from_keyboard_layout ... ok
[INFO] [stdout] test concatenator::tests::should_append_keyboard_word_to_a_list_of_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d5ede5e3dcf5f89a4bb0cc4baf037f0edb60353f50e7f24454f9eff094fba36a"`
[INFO] running `"docker" "rm" "-f" "d5ede5e3dcf5f89a4bb0cc4baf037f0edb60353f50e7f24454f9eff094fba36a"`
[INFO] [stdout] d5ede5e3dcf5f89a4bb0cc4baf037f0edb60353f50e7f24454f9eff094fba36a