[INFO] updating cached repository trafficland/counter [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/trafficland/counter [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/trafficland/counter" "work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/trafficland/counter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trafficland/counter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trafficland/counter'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3f30d2583eba4922a72b3ec885c831a2cf558067 [INFO] sha for GitHub repo trafficland/counter: 3f30d2583eba4922a72b3ec885c831a2cf558067 [INFO] validating manifest of trafficland/counter on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of trafficland/counter on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing trafficland/counter [INFO] finished frobbing trafficland/counter [INFO] frobbed toml for trafficland/counter written to work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter/Cargo.toml [INFO] started frobbing trafficland/counter [INFO] finished frobbing trafficland/counter [INFO] frobbed toml for trafficland/counter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trafficland/counter/Cargo.toml [INFO] crate trafficland/counter already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing trafficland/counter against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 74d4585cd56e2aa8a3ea1c559302d3e50c4b78cf5a8fbb7f42dd57f4770c8252 [INFO] running `"docker" "start" "-a" "74d4585cd56e2aa8a3ea1c559302d3e50c4b78cf5a8fbb7f42dd57f4770c8252"` [INFO] [stderr] Compiling vec_map v0.7.0 [INFO] [stderr] Compiling variance v0.1.3 [INFO] [stderr] Compiling scopeguard v0.1.2 [INFO] [stderr] Compiling crossbeam v0.2.10 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling num v0.1.37 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling clap v2.23.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling scoped-pool v1.0.0 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling counter v1.0.0 (/opt/crater/workdir) [INFO] [stderr] Compiling elp v2.0.0 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/aggregation_control.rs:24:39 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:52 [INFO] [stderr] | [INFO] [stderr] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { [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 46.42s [INFO] running `"docker" "inspect" "74d4585cd56e2aa8a3ea1c559302d3e50c4b78cf5a8fbb7f42dd57f4770c8252"` [INFO] running `"docker" "rm" "-f" "74d4585cd56e2aa8a3ea1c559302d3e50c4b78cf5a8fbb7f42dd57f4770c8252"` [INFO] [stdout] 74d4585cd56e2aa8a3ea1c559302d3e50c4b78cf5a8fbb7f42dd57f4770c8252 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 3a71f8b58385d7c7cabbd6598e32da1817291c2a2d952adaf6e4ebee84e463ff [INFO] running `"docker" "start" "-a" "3a71f8b58385d7c7cabbd6598e32da1817291c2a2d952adaf6e4ebee84e463ff"` [INFO] [stderr] Compiling names v0.11.0 [INFO] [stderr] Compiling counter v1.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file_handling.rs:355:23 [INFO] [stderr] | [INFO] [stderr] 355 | .map(|mut g| g.next().unwrap()) [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:52 [INFO] [stderr] | [INFO] [stderr] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/aggregation_control.rs:24:39 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.36s [INFO] running `"docker" "inspect" "3a71f8b58385d7c7cabbd6598e32da1817291c2a2d952adaf6e4ebee84e463ff"` [INFO] running `"docker" "rm" "-f" "3a71f8b58385d7c7cabbd6598e32da1817291c2a2d952adaf6e4ebee84e463ff"` [INFO] [stdout] 3a71f8b58385d7c7cabbd6598e32da1817291c2a2d952adaf6e4ebee84e463ff [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trafficland/counter:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 6555121b28c3ca1e33b3a8fe5b80dfd5634fd8d3c9ab88d55be36ef5394faafb [INFO] running `"docker" "start" "-a" "6555121b28c3ca1e33b3a8fe5b80dfd5634fd8d3c9ab88d55be36ef5394faafb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/counter-09605fb194d24a00 [INFO] [stdout] running 19 tests [INFO] [stdout] test file_handling::file_aggregator_run_tests::sends_a_next_message_after_starting_up ... ok [INFO] [stdout] test file_handling::file_aggregator_process_file_tests::process_file_should_return_an_error_when_the_file_cannot_be_opened ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_done_msg_to_the_correct_file_handler_when_there_are_no_filenames ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_done_msg_to_the_correct_file_handler_after_filenames_are_gone ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_a_filename_to_the_correct_file_handler_when_there_is_a_filename ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_returns_when_all_of_the_file_handlers_have_sent_their_aggs ... ok [INFO] [stdout] test record_handling::aggregate_record_tests::inserting_two_records_with_different_values_creates_two_entries_each_recorded_once ... ok [INFO] [stdout] test file_handling::file_aggregator_run_tests::sends_the_final_agg_after_receiving_the_done_message ... ok [INFO] [stdout] test record_handling::aggregate_record_tests::inserting_two_records_with_the_same_values_increases_the_total_correctly ... ok [INFO] [stdout] test record_handling::merge_aggregates_tests::merge_aggregates_insert_the_src_aggs_into_dst_aggs_when_dst_aggs_is_empty ... ok [INFO] [stdout] test record_handling::merge_aggregates_tests::merge_aggregates_updates_the_dst_aggs_according_to_the_src_aggs ... ok [INFO] [stdout] test record_handling::parse_system_name_tests::parse_system_name_regex_returns_a_none_when_the_system_name_is_not_present ... ok [INFO] [stdout] test record_handling::parse_system_name_tests::parse_system_name_regex_returns_the_system_name_when_it_exists ... ok [INFO] [stdout] test record_handling::handle_parsing_result_tests::handle_parsing_result_should_not_alter_the_dst_agg_when_passed_bad_records ... ok [INFO] [stderr] "" [INFO] [stdout] test record_handling::handle_parsing_result_tests::handle_parsing_result_should_update_the_dst_agg_when_passed_good_records ... ok [INFO] [stdout] test file_handling::file_aggregator_process_file_tests::process_file_should_return_a_result_with_the_correct_number_of_processed_records ... ok [INFO] [stdout] test file_handling::file_aggregator_read_records::read_records ... ok [INFO] [stdout] test file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files ... FAILED [INFO] [stdout] test file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files stdout ---- [INFO] [stdout] thread 'file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e7f1871f2b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55e7f1871f2b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55e7f1871f2b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55e7f1871f2b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55e7f1871f2b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55e7f1871b9a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55e7f18726a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55e7f1872222 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55e7f1872106 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55e7f1889e3d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55e7f16b3388 - core::result::unwrap_failed::h401cf511602eb905 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55e7f164cbfc - core::result::Result::unwrap::h6ef6897e34f6d8b6 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55e7f164a26e - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::h4ad6d9c1f70e4e40 [INFO] [stdout] at src/file_handling.rs:291 [INFO] [stdout] 13: 0x55e7f16489e1 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::h88e7b6224ec92b81 [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 14: 0x55e7f1646735 - std::panicking::try::do_call::hc0d6115164568ca6 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 15: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 16: 0x55e7f1646401 - std::panicking::try::h80d3bc1e2995dc31 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 17: 0x55e7f165c7c3 - std::panic::catch_unwind::h25044310681f5935 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 18: 0x55e7f164867e - counter::file_handling::file_list_tests::run_int_test_in_test_dir::h227a9cd14f6426bd [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 19: 0x55e7f1649b96 - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::h5bbe9fa52aa3dcf3 [INFO] [stdout] at src/file_handling.rs:276 [INFO] [stdout] 20: 0x55e7f1649b7a - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::h1b9843a78a223ee7 [INFO] [stdout] at src/file_handling.rs:275 [INFO] [stdout] 21: 0x55e7f166ad5e - core::ops::function::FnOnce::call_once::h7b1be817d15294d6 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 22: 0x55e7f167abbf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 23: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 24: 0x55e7f16951b8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 25: 0x55e7f16951b8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 26: 0x55e7f16951b8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 27: 0x55e7f1670035 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 28: 0x55e7f16740f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 29: 0x55e7f16740f5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 30: 0x55e7f16740f5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 31: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x55e7f16747f2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x55e7f16747f2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x55e7f16747f2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 35: 0x55e7f16747f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 36: 0x55e7f18661df - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 37: 0x55e7f1874c90 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x55e7f1874c90 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 39: 0x55e7f1874c90 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 40: 0x7f9b537184a4 - start_thread [INFO] [stdout] 41: 0x7f9b53243d0f - __clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory stdout ---- [INFO] [stdout] thread 'file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory' panicked at 'called `Result::unwrap()` on an `Err` value: Error { depth: 0, inner: Io { path: Some("./int_tests/pastoral-garden"), err: Os { code: 2, kind: NotFound, message: "No such file or directory" } } }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e7f1871f2b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55e7f1871f2b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55e7f1871f2b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55e7f1871f2b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55e7f1871f2b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55e7f1871b9a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55e7f18726a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55e7f1872222 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55e7f1872106 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55e7f1889e3d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55e7f164b563 - core::result::unwrap_failed::h5e22d122c7180e6e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55e7f164d1eb - core::result::Result::unwrap::hf4b36d15d23ed3b0 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55e7f164a87e - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::h46d0afc83cbbb58f [INFO] [stdout] at src/file_handling.rs:310 [INFO] [stdout] 13: 0x55e7f1648a71 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::hf980b0647626fa7f [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 14: 0x55e7f16466e5 - std::panicking::try::do_call::h0bf514d6dc8cc795 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 15: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 16: 0x55e7f1646581 - std::panicking::try::h8188898495c2ccae [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 17: 0x55e7f165c7f3 - std::panic::catch_unwind::h3269f3c197a8c412 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 18: 0x55e7f164882e - counter::file_handling::file_list_tests::run_int_test_in_test_dir::hf3eaa0c03951fa7a [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 19: 0x55e7f164a816 - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::hc6b447f90e0506e6 [INFO] [stdout] at src/file_handling.rs:309 [INFO] [stdout] 20: 0x55e7f164a7fa - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::h930b17b56b85f36e [INFO] [stdout] at src/file_handling.rs:308 [INFO] [stdout] 21: 0x55e7f166a9ae - core::ops::function::FnOnce::call_once::h0e252fe3f6cb250c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 22: 0x55e7f167abbf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 23: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 24: 0x55e7f16951b8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 25: 0x55e7f16951b8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 26: 0x55e7f16951b8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 27: 0x55e7f1670035 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 28: 0x55e7f16740f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 29: 0x55e7f16740f5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 30: 0x55e7f16740f5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 31: 0x55e7f187553a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x55e7f16747f2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x55e7f16747f2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x55e7f16747f2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 35: 0x55e7f16747f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 36: 0x55e7f18661df - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 37: 0x55e7f1874c90 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x55e7f1874c90 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 39: 0x55e7f1874c90 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 40: 0x7f9b537184a4 - start_thread [INFO] [stdout] 41: 0x7f9b53243d0f - __clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory [INFO] [stdout] file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files [INFO] [stdout] [INFO] [stdout] test result: FAILED. 17 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "6555121b28c3ca1e33b3a8fe5b80dfd5634fd8d3c9ab88d55be36ef5394faafb"` [INFO] running `"docker" "rm" "-f" "6555121b28c3ca1e33b3a8fe5b80dfd5634fd8d3c9ab88d55be36ef5394faafb"` [INFO] [stdout] 6555121b28c3ca1e33b3a8fe5b80dfd5634fd8d3c9ab88d55be36ef5394faafb