[INFO] updating cached repository krdln/shelly
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krdln/shelly
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krdln/shelly" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krdln/shelly" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/krdln/shelly"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/krdln/shelly'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6471db5e6973b62a070a74c3592ef82b8cf8feb3
[INFO] sha for GitHub repo krdln/shelly: 6471db5e6973b62a070a74c3592ef82b8cf8feb3
[INFO] validating manifest of krdln/shelly 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 krdln/shelly 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 krdln/shelly
[INFO] finished frobbing krdln/shelly
[INFO] frobbed toml for krdln/shelly written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly/Cargo.toml
[INFO] started frobbing krdln/shelly
[INFO] finished frobbing krdln/shelly
[INFO] frobbed toml for krdln/shelly written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/krdln/shelly/Cargo.toml
[INFO] crate krdln/shelly 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 krdln/shelly against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 9e4499ecf52a2506f1347253e43887a09fd32644c7f5400ca6045049332879d0
[INFO] running `"docker" "start" "-a" "9e4499ecf52a2506f1347253e43887a09fd32644c7f5400ca6045049332879d0"`
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling shelly v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/preprocess.rs:59:25
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let source = source.trim_left_matches('\u{feff}');
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:112:24
[INFO] [stderr]     |
[INFO] [stderr] 112 |         for cause in e.causes() {
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.43s
[INFO] running `"docker" "inspect" "9e4499ecf52a2506f1347253e43887a09fd32644c7f5400ca6045049332879d0"`
[INFO] running `"docker" "rm" "-f" "9e4499ecf52a2506f1347253e43887a09fd32644c7f5400ca6045049332879d0"`
[INFO] [stdout] 9e4499ecf52a2506f1347253e43887a09fd32644c7f5400ca6045049332879d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7d4c6c2eb4154d07cd802402c97a72b5d03391af22734cd7b4454972bf669f98
[INFO] running `"docker" "start" "-a" "7d4c6c2eb4154d07cd802402c97a72b5d03391af22734cd7b4454972bf669f98"`
[INFO] [stderr]    Compiling shelly v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/preprocess.rs:59:25
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let source = source.trim_left_matches('\u{feff}');
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:112:24
[INFO] [stderr]     |
[INFO] [stderr] 112 |         for cause in e.causes() {
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `"docker" "inspect" "7d4c6c2eb4154d07cd802402c97a72b5d03391af22734cd7b4454972bf669f98"`
[INFO] running `"docker" "rm" "-f" "7d4c6c2eb4154d07cd802402c97a72b5d03391af22734cd7b4454972bf669f98"`
[INFO] [stdout] 7d4c6c2eb4154d07cd802402c97a72b5d03391af22734cd7b4454972bf669f98
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/krdln/shelly:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 33c8ac590d0657c925f2e0457ad946094bf001eadfc54d297b50f94bfec7c44b
[INFO] running `"docker" "start" "-a" "33c8ac590d0657c925f2e0457ad946094bf001eadfc54d297b50f94bfec7c44b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shelly-a56b7f2d30d2be04
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test lint::overrides ... ok
[INFO] [stdout] test lint::misc ... ok
[INFO] [stdout] test lint::slug_roundtrip ... ok
[INFO] [stdout] test lint::config_from_string ... ok
[INFO] [stdout] test lint::test_ignoring_allowed_messages ... ok
[INFO] [stdout] test scope::test::test_loop ... ok
[INFO] [stdout] test lint::test_parse_allow_annotation ... ok
[INFO] [stdout] test scope::test::test_happy ... ok
[INFO] [stdout] test scope::test::test_detecting_invalid_letter_casing_works_for_multiple_files ... ok
[INFO] [stdout] test scope::test::test_unused_imports_complex ... ok
[INFO] [stdout] test scope::test::test_using_classes_marks_import_as_used ... ok
[INFO] [stdout] test scope::test::test_warns_when_function_is_defined_not_directly_in_imported_file_but_deeper ... ok
[INFO] [stdout] test scope::test::test_errors_when_function_is_used_but_not_defined_anywhere ... ok
[INFO] [stdout] test scope::test::test_detects_unused_imports ... ok
[INFO] [stdout] test scope::test::test_can_detect_invalid_letter_casing ... ok
[INFO] [stdout] test scope::test::test_complains_about_unused_import_if_imported_file_doesnt_use_anything_from_its_own_import_even_though_we_use_it ... ok
[INFO] [stdout] test syntax::v2::stage1::test_parens ... ok
[INFO] [stdout] test syntax::test_nested ... ok
[INFO] [stdout] test syntax::v2::stage1::comments ... ok
[INFO] [stdout] test syntax::v2::stage1::strings ... ok
[INFO] [stdout] test syntax::v2::stage1::words_nums_symbols ... ok
[INFO] [stdout] test syntax::test_basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shelly-c1c52ab1a768f75f
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration-c9ea8246954e5159
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_allow_comments ... ok
[INFO] [stdout] test test_complains_if_function_usage_has_different_cases_than_declaration ... ok
[INFO] [stdout] test something_works ... ok
[INFO] [stdout] test test_perfection ... ok
[INFO] [stdout] test test_invalid_characters ... ok
[INFO] [stdout] test it_can_be_tested_on_string ... ok
[INFO] [stdout] test loads_a_config ... ok
[INFO] [stdout] test it_can_be_used_as_a_binary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shelly
[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" "33c8ac590d0657c925f2e0457ad946094bf001eadfc54d297b50f94bfec7c44b"`
[INFO] running `"docker" "rm" "-f" "33c8ac590d0657c925f2e0457ad946094bf001eadfc54d297b50f94bfec7c44b"`
[INFO] [stdout] 33c8ac590d0657c925f2e0457ad946094bf001eadfc54d297b50f94bfec7c44b