[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 beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] cf9c9541ecfdad884b0e0bb5fb530cab429260e28085eb6ee36c2cd6a81c402e [INFO] running `"docker" "start" "-a" "cf9c9541ecfdad884b0e0bb5fb530cab429260e28085eb6ee36c2cd6a81c402e"` [INFO] [stderr] Compiling variance v0.1.3 [INFO] [stderr] Compiling scopeguard v0.1.2 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling scoped-pool v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling elp v2.0.0 [INFO] [stderr] Compiling counter v1.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [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] = 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 22.48s [INFO] running `"docker" "inspect" "cf9c9541ecfdad884b0e0bb5fb530cab429260e28085eb6ee36c2cd6a81c402e"` [INFO] running `"docker" "rm" "-f" "cf9c9541ecfdad884b0e0bb5fb530cab429260e28085eb6ee36c2cd6a81c402e"` [INFO] [stdout] cf9c9541ecfdad884b0e0bb5fb530cab429260e28085eb6ee36c2cd6a81c402e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 5ab4d50b3235237bddf8cbd03736f37ab5b2c01611432b8ebe09c2dabd765b55 [INFO] running `"docker" "start" "-a" "5ab4d50b3235237bddf8cbd03736f37ab5b2c01611432b8ebe09c2dabd765b55"` [INFO] [stderr] Compiling names v0.11.0 [INFO] [stderr] Compiling counter v1.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/file_handling.rs:332:40 [INFO] [stderr] | [INFO] [stderr] 332 | static TEST_DIR_SYNC: sync::Once = sync::ONCE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [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/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/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 9.63s [INFO] running `"docker" "inspect" "5ab4d50b3235237bddf8cbd03736f37ab5b2c01611432b8ebe09c2dabd765b55"` [INFO] running `"docker" "rm" "-f" "5ab4d50b3235237bddf8cbd03736f37ab5b2c01611432b8ebe09c2dabd765b55"` [INFO] [stdout] 5ab4d50b3235237bddf8cbd03736f37ab5b2c01611432b8ebe09c2dabd765b55 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 2f33c31437e75b62da2afbd58f83e868d4538c9e63d702592c4edc6ca5c985d0 [INFO] running `"docker" "start" "-a" "2f33c31437e75b62da2afbd58f83e868d4538c9e63d702592c4edc6ca5c985d0"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/counter-0f0a133d87f3fffc [INFO] [stdout] [INFO] [stdout] running 19 tests [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 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_sends_done_msg_to_the_correct_file_handler_when_there_are_no_filenames ... 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 record_handling::aggregate_record_tests::inserting_two_records_with_the_same_values_increases_the_total_correctly ... 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_a_next_message_after_starting_up ... 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::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] [stderr] "" [INFO] [stdout] test record_handling::handle_parsing_result_tests::handle_parsing_result_should_not_alter_the_dst_agg_when_passed_bad_records ... ok [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 record_handling::parse_system_name_tests::parse_system_name_regex_returns_the_system_name_when_it_exists ... ok [INFO] [stdout] test file_handling::file_aggregator_read_records::read_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_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:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a82b5d178b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a82b5d178b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a82b5d178b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a82b5d178b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a82b5d178b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a82b5d13fc - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a82b5d1efd - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a82b5d1a82 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a82b5d1966 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a82b5e98cd - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a82b5e99c7 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a82b3d1010 - core::result::Result::unwrap::h1faff07fcfc60b33 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a82b3ba572 - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::hdd18a7baa88593a5 [INFO] [stdout] at src/file_handling.rs:291 [INFO] [stdout] 13: 0x55a82b3b8d91 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::hb4d21d0d25e83f84 [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 14: 0x55a82b38ba48 - std::panicking::try::do_call::h9a85c55c55df9e0e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 15: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 16: 0x55a82b38b794 - std::panicking::try::h816195639f9dc4aa [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 17: 0x55a82b3b6583 - std::panic::catch_unwind::he65ae77ec3b8e556 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 18: 0x55a82b3b8bde - counter::file_handling::file_list_tests::run_int_test_in_test_dir::he81822daa996e4a8 [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 19: 0x55a82b3b9ed6 - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::he4378be9d8abe944 [INFO] [stdout] at src/file_handling.rs:276 [INFO] [stdout] 20: 0x55a82b3b9eba - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::h430b06839201434e [INFO] [stdout] at src/file_handling.rs:275 [INFO] [stdout] 21: 0x55a82b39e2de - core::ops::function::FnOnce::call_once::h8df552317d0e67ba [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 22: 0x55a82b3ddadf - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 23: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 24: 0x55a82b3f80ce - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 25: 0x55a82b3f80ce - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 26: 0x55a82b3f80ce - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 27: 0x55a82b3d3505 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 28: 0x55a82b3d7715 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 29: 0x55a82b3d7715 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 30: 0x55a82b3d7715 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 31: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 32: 0x55a82b3d7d12 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x55a82b3d7d12 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x55a82b3d7d12 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 35: 0x55a82b3d7d12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 36: 0x55a82b5c5b5f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 37: 0x55a82b5d4820 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a82b5d4820 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 39: 0x55a82b5d4820 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 40: 0x7f4efdd1f4a4 - start_thread [INFO] [stdout] 41: 0x7f4efd84ad0f - __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/warm-drug"), err: Os { code: 2, kind: NotFound, message: "No such file or directory" } } }', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a82b5d178b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a82b5d178b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a82b5d178b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a82b5d178b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a82b5d178b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a82b5d13fc - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a82b5d1efd - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a82b5d1a82 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a82b5d1966 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a82b5e98cd - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a82b5e99c7 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a82b3d0f19 - core::result::Result::unwrap::h034761e7d695f095 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a82b3bab6e - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::h4c8d7d7bf6686f56 [INFO] [stdout] at src/file_handling.rs:310 [INFO] [stdout] 13: 0x55a82b3b8e21 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::hddff8a6baf7568ea [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 14: 0x55a82b38ba98 - std::panicking::try::do_call::hafcb7d69a8fd98be [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 15: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 16: 0x55a82b38b8f4 - std::panicking::try::h9fe78dae3382eae2 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 17: 0x55a82b3b6553 - std::panic::catch_unwind::ha8155d3635f9f1d3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 18: 0x55a82b3b8a2e - counter::file_handling::file_list_tests::run_int_test_in_test_dir::hb28bbc41a7d99377 [INFO] [stdout] at src/file_handling.rs:322 [INFO] [stdout] 19: 0x55a82b3bab06 - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::he7ed132729b498d0 [INFO] [stdout] at src/file_handling.rs:309 [INFO] [stdout] 20: 0x55a82b3baaea - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::h1b9f34d78d58a091 [INFO] [stdout] at src/file_handling.rs:308 [INFO] [stdout] 21: 0x55a82b39e26e - core::ops::function::FnOnce::call_once::h83682e773fdabbf8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 22: 0x55a82b3ddadf - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 23: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 24: 0x55a82b3f80ce - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 25: 0x55a82b3f80ce - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 26: 0x55a82b3f80ce - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 27: 0x55a82b3d3505 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 28: 0x55a82b3d7715 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 29: 0x55a82b3d7715 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 30: 0x55a82b3d7715 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 31: 0x55a82b5d50ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 32: 0x55a82b3d7d12 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x55a82b3d7d12 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x55a82b3d7d12 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 35: 0x55a82b3d7d12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 36: 0x55a82b5c5b5f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 37: 0x55a82b5d4820 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a82b5d4820 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 39: 0x55a82b5d4820 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 40: 0x7f4efdd1f4a4 - start_thread [INFO] [stdout] 41: 0x7f4efd84ad0f - __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" "2f33c31437e75b62da2afbd58f83e868d4538c9e63d702592c4edc6ca5c985d0"` [INFO] running `"docker" "rm" "-f" "2f33c31437e75b62da2afbd58f83e868d4538c9e63d702592c4edc6ca5c985d0"` [INFO] [stdout] 2f33c31437e75b62da2afbd58f83e868d4538c9e63d702592c4edc6ca5c985d0