[INFO] crate fixed_width 0.3.0 is already in cache [INFO] extracting crate fixed_width 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/fixed_width/0.3.0 [INFO] extracting crate fixed_width 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fixed_width/0.3.0 [INFO] validating manifest of fixed_width-0.3.0 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 fixed_width-0.3.0 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 fixed_width-0.3.0 [INFO] finished frobbing fixed_width-0.3.0 [INFO] frobbed toml for fixed_width-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/fixed_width/0.3.0/Cargo.toml [INFO] started frobbing fixed_width-0.3.0 [INFO] finished frobbing fixed_width-0.3.0 [INFO] frobbed toml for fixed_width-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fixed_width/0.3.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 fixed_width-0.3.0 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fixed_width/0.3.0:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 74fce43779d355dbb951fb2dff49b5561336f0e98df9b408c0c1983f52d4bee4 [INFO] running `"docker" "start" "-a" "74fce43779d355dbb951fb2dff49b5561336f0e98df9b408c0c1983f52d4bee4"` [INFO] [stderr] Compiling fixed_width v0.3.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `"docker" "inspect" "74fce43779d355dbb951fb2dff49b5561336f0e98df9b408c0c1983f52d4bee4"` [INFO] running `"docker" "rm" "-f" "74fce43779d355dbb951fb2dff49b5561336f0e98df9b408c0c1983f52d4bee4"` [INFO] [stdout] 74fce43779d355dbb951fb2dff49b5561336f0e98df9b408c0c1983f52d4bee4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fixed_width/0.3.0:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 78f7d4699dbd824607d334f2e4dfed4165a16f236b7bd92c358b4aa2b9ef7a0d [INFO] running `"docker" "start" "-a" "78f7d4699dbd824607d334f2e4dfed4165a16f236b7bd92c358b4aa2b9ef7a0d"` [INFO] [stderr] Compiling fixed_width v0.3.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.91s [INFO] running `"docker" "inspect" "78f7d4699dbd824607d334f2e4dfed4165a16f236b7bd92c358b4aa2b9ef7a0d"` [INFO] running `"docker" "rm" "-f" "78f7d4699dbd824607d334f2e4dfed4165a16f236b7bd92c358b4aa2b9ef7a0d"` [INFO] [stdout] 78f7d4699dbd824607d334f2e4dfed4165a16f236b7bd92c358b4aa2b9ef7a0d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fixed_width/0.3.0:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] ddeacedec18234b3ca74caa32821393fb6f825e44f6258e53349edd94d414c1e [INFO] running `"docker" "start" "-a" "ddeacedec18234b3ca74caa32821393fb6f825e44f6258e53349edd94d414c1e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/fixed_width-049c63f965c737b5 [INFO] [stdout] [INFO] [stdout] running 57 tests [INFO] [stdout] test de::test::from_str_de ... ok [INFO] [stdout] test de::test::hashmap_de ... ok [INFO] [stdout] test de::test::from_bytes_de ... ok [INFO] [stdout] test de::test::char_de ... ok [INFO] [stdout] test de::test::bytes_de ... ok [INFO] [stdout] test de::test::float_de ... ok [INFO] [stdout] test de::test::byte_buf_de ... ok [INFO] [stdout] test de::test::bool_de ... ok [INFO] [stdout] test de::test::seq_de ... ok [INFO] [stdout] test de::test::str_de ... ok [INFO] [stdout] test de::test::string_de ... ok [INFO] [stdout] test de::test::struct_de ... ok [INFO] [stdout] test de::test::tagged_enum_de ... ok [INFO] [stdout] test de::test::tuple_de ... ok [INFO] [stdout] test de::test::unit_de ... ok [INFO] [stdout] test de::test::unit_struct_de ... ok [INFO] [stdout] test de::test::untagged_enum_de ... ok [INFO] [stdout] test reader::test::read_from_bytes ... ok [INFO] [stdout] test reader::test::read_from_bytes_with_crlf ... ok [INFO] [stdout] test reader::test::read_from_string ... ok [INFO] [stdout] test reader::test::read_from_string_with_crlf ... ok [INFO] [stdout] test reader::test::read_from_string_with_newlines ... ok [INFO] [stdout] test reader::test::read_next_record ... ok [INFO] [stdout] test de::test::int_de ... ok [INFO] [stdout] test de::test::newtype_struct_de ... ok [INFO] [stdout] test de::test::option_de ... ok [INFO] [stdout] test reader::test::test_read ... ok [INFO] [stdout] test ser::test::bytes_ser ... ok [INFO] [stdout] test de::test::tuple_struct_de ... ok [INFO] [stdout] test ser::test::float_ser ... ok [INFO] [stdout] test ser::test::bool_ser ... ok [INFO] [stdout] test de::test::test_from_str_with_fields ... ok [INFO] [stdout] test de::test::test_does_not_panic_for_empty_char ... ok [INFO] [stdout] test de::test::test_does_not_panic_for_empty_bool ... ok [INFO] [stdout] test ser::test::int_ser ... ok [INFO] [stdout] test ser::test::newtype_struct_ser ... ok [INFO] [stdout] test ser::test::pad_right_justified ... ok [INFO] [stdout] test ser::test::struct_ser ... ok [INFO] [stdout] test ser::test::none_ser ... ok [INFO] [stdout] test ser::test::pad_left_justified ... ok [INFO] [stdout] test ser::test::tuple_ser ... ok [INFO] [stdout] test ser::test::to_string_ser ... ok [INFO] [stdout] test ser::test::unit_ser ... ok [INFO] [stdout] test ser::test::to_bytes_ser ... ok [INFO] [stdout] test ser::test::tuple_struct_ser ... ok [INFO] [stdout] test ser::test::map_ser ... ok [INFO] [stdout] test ser::test::unit_struct_ser ... ok [INFO] [stdout] test test::line_break_byte_width ... ok [INFO] [stdout] test writer::test::serialized_write ... ok [INFO] [stdout] test writer::test::test_write ... ok [INFO] [stdout] test test::field_width ... ok [INFO] [stdout] test writer::test::write_to_memory ... ok [INFO] [stdout] test writer::test::write_to_writer ... ok [INFO] [stdout] test ser::test::seq_ser ... ok [INFO] [stdout] test ser::test::str_ser ... ok [INFO] [stdout] test ser::test::some_ser ... ok [INFO] [stdout] test test::field_building ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test read_from_file_with_newlines ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/integration_tests-5dfc548a5a164724 [INFO] [stdout] test read_from_file ... ok [INFO] [stdout] test write_to_file_with_newlines ... FAILED [INFO] [stdout] test write_to_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- write_to_file_with_newlines stdout ---- [INFO] [stdout] thread 'write_to_file_with_newlines' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557284b25c23 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x557284b2155b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x557284b24966 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x557284b2468e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x557284b2506f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x557284b24bf1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x557284b24ad5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x557284b36fec - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x557284acec56 - core::result::unwrap_failed::hfef998f3e1477359 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x557284acf586 - core::result::Result::unwrap::h6cd41725df4053ae [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x557284ac71eb - integration_tests::write_to_file_with_newlines::h1adc13a4005a77e8 [INFO] [stdout] at tests/integration_tests.rs:78 [INFO] [stdout] 11: 0x557284ac7069 - integration_tests::write_to_file_with_newlines::{{closure}}::hd2f53fed1b695e29 [INFO] [stdout] at tests/integration_tests.rs:70 [INFO] [stdout] 12: 0x557284aca42d - core::ops::function::FnOnce::call_once::h334987aa98262af2 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x557284ade50e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x557284b27e59 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x557284af8e07 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x557284ad3824 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x557284ad78d4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x557284b27e59 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x557284ad7ee1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x557284b18d7e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x557284b2753f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7fe6242154a3 - start_thread [INFO] [stdout] 23: 0x7fe623d40d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- write_to_file stdout ---- [INFO] [stdout] thread 'write_to_file' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557284b25c23 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x557284b2155b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x557284b24966 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x557284b2468e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x557284b2506f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x557284b24bf1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x557284b24ad5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x557284b36fec - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x557284acec56 - core::result::unwrap_failed::hfef998f3e1477359 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x557284acf586 - core::result::Result::unwrap::h6cd41725df4053ae [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x557284ac6c9b - integration_tests::write_to_file::h5b7f25d9fded1698 [INFO] [stdout] at tests/integration_tests.rs:56 [INFO] [stdout] 11: 0x557284ac6b19 - integration_tests::write_to_file::{{closure}}::hfb0cd691a42da53e [INFO] [stdout] at tests/integration_tests.rs:48 [INFO] [stdout] 12: 0x557284aca4ed - core::ops::function::FnOnce::call_once::hd132e77e505fdd70 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x557284ade50e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x557284b27e59 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x557284af8e07 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x557284ad3824 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x557284ad78d4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x557284b27e59 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x557284ad7ee1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x557284b18d7e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x557284b2753f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7fe6242154a3 - start_thread [INFO] [stdout] 23: 0x7fe623d40d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] write_to_file [INFO] [stdout] write_to_file_with_newlines [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test integration_tests' [INFO] running `"docker" "inspect" "ddeacedec18234b3ca74caa32821393fb6f825e44f6258e53349edd94d414c1e"` [INFO] running `"docker" "rm" "-f" "ddeacedec18234b3ca74caa32821393fb6f825e44f6258e53349edd94d414c1e"` [INFO] [stdout] ddeacedec18234b3ca74caa32821393fb6f825e44f6258e53349edd94d414c1e