[INFO] cloning repository https://github.com/Merik88/keyboard-walker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Merik88/keyboard-walker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerik88%2Fkeyboard-walker"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerik88%2Fkeyboard-walker'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89f6524333a04f7e302833050a3194763145f6ad
[INFO] testing Merik88/keyboard-walker against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerik88%2Fkeyboard-walker" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Merik88/keyboard-walker on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Merik88/keyboard-walker
[INFO] finished tweaking git repo https://github.com/Merik88/keyboard-walker
[INFO] tweaked toml for git repo https://github.com/Merik88/keyboard-walker written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Merik88/keyboard-walker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64d390d9b1a134b90c1243ff53b952947b40a6c3c12338cdb965326e89416153
[INFO] running `"docker" "start" "-a" "64d390d9b1a134b90c1243ff53b952947b40a6c3c12338cdb965326e89416153"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling strum v0.11.0
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling strum_macros v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling keyboard-walker v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:91:78
[INFO] [stderr]    |
[INFO] [stderr] 91 |         Err(why) => panic!("couldn't create {}: {}", filepath.display(), why.description()),
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.05s
[INFO] running `"docker" "inspect" "64d390d9b1a134b90c1243ff53b952947b40a6c3c12338cdb965326e89416153"`
[INFO] running `"docker" "rm" "-f" "64d390d9b1a134b90c1243ff53b952947b40a6c3c12338cdb965326e89416153"`
[INFO] [stdout] 64d390d9b1a134b90c1243ff53b952947b40a6c3c12338cdb965326e89416153
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0bb5f1a34797eef65670aabce3cc9e3f7ee85734cec918eb9ad29ec215fd70d
[INFO] running `"docker" "start" "-a" "a0bb5f1a34797eef65670aabce3cc9e3f7ee85734cec918eb9ad29ec215fd70d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling keyboard-walker v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:91:78
[INFO] [stderr]    |
[INFO] [stderr] 91 |         Err(why) => panic!("couldn't create {}: {}", filepath.display(), why.description()),
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `"docker" "inspect" "a0bb5f1a34797eef65670aabce3cc9e3f7ee85734cec918eb9ad29ec215fd70d"`
[INFO] running `"docker" "rm" "-f" "a0bb5f1a34797eef65670aabce3cc9e3f7ee85734cec918eb9ad29ec215fd70d"`
[INFO] [stdout] a0bb5f1a34797eef65670aabce3cc9e3f7ee85734cec918eb9ad29ec215fd70d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6616f6e819fb2a57852961d9b8ddbec039fb100758ffeda7f93fb9f19565cc8f
[INFO] running `"docker" "start" "-a" "6616f6e819fb2a57852961d9b8ddbec039fb100758ffeda7f93fb9f19565cc8f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:91:78
[INFO] [stderr]    |
[INFO] [stderr] 91 |         Err(why) => panic!("couldn't create {}: {}", filepath.display(), why.description()),
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/keyboard_walker-7c04981af79eea42
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[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_horizontal_strategy_and_depth_one ... 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_vertical_strategy_should_handle_1_row ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_four ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_should_handle_jagged_rows ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_two ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_zero ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_vertical_strategy_should_handle_jagged_rows ... ok
[INFO] [stdout] test keyboardlayout::tests::turn_keyboard_layout_into_string ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_top_to_bottom_right_to_left ... ok
[INFO] [stdout] test keyboardlayout::tests::turn_keyboard_layout_vertical ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_one ... ok
[INFO] [stdout] test keyboardlayout::tests::create_new_layout_with_a_depth_of_three ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_bottom_to_top_left_to_right ... ok
[INFO] [stdout] test keyboardlayout::tests::horizontal_keyboard_layout_bottom_to_top_right_to_left ... 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_keyboard_layout_bottom_to_top_left_to_right ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_and_horizontal_strategy_creates_one_keyboard_each ... 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_right_to_left ... ok
[INFO] [stdout] test walker::tests::dont_generate_word_from_empty_keyboard_layout ... ok
[INFO] [stdout] test keyboardlayout::tests::vertical_keyboard_layout_top_to_bottom_right_to_left ... ok
[INFO] [stdout] test walker::tests::generate_multiple_words_of_3_char_from_keyboard_layout ... 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_word ... ok
[INFO] [stdout] test keyboardlayout::tests::create_a_new_keyboard_layout_with_horizontal_strategy_should_handle_1_row ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_keyboard_word_to_a_list_of_words ... 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_and_depth_one ... ok
[INFO] [stdout] test concatenator::tests::should_append_keyboard_word_to_a_list_of_words ... 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_one_word_of_3_char_from_keyboard_layout ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_keyboard_word_to_word ... ok
[INFO] [stdout] test concatenator::tests::should_prepend_a_list_of_keyboard_words_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" "6616f6e819fb2a57852961d9b8ddbec039fb100758ffeda7f93fb9f19565cc8f"`
[INFO] running `"docker" "rm" "-f" "6616f6e819fb2a57852961d9b8ddbec039fb100758ffeda7f93fb9f19565cc8f"`
[INFO] [stdout] 6616f6e819fb2a57852961d9b8ddbec039fb100758ffeda7f93fb9f19565cc8f