[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 beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] c868151c2f5f794e3ebc6a0beaa03f6224df8bd576575d765eab06eea0d5ee9b [INFO] running `"docker" "start" "-a" "c868151c2f5f794e3ebc6a0beaa03f6224df8bd576575d765eab06eea0d5ee9b"` [INFO] [stderr] Compiling fixed_width v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/de.rs:191:32 [INFO] [stderr] | [INFO] [stderr] 191 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:60:32 [INFO] [stderr] | [INFO] [stderr] 60 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ser.rs:200:32 [INFO] [stderr] | [INFO] [stderr] 200 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "c868151c2f5f794e3ebc6a0beaa03f6224df8bd576575d765eab06eea0d5ee9b"` [INFO] running `"docker" "rm" "-f" "c868151c2f5f794e3ebc6a0beaa03f6224df8bd576575d765eab06eea0d5ee9b"` [INFO] [stdout] c868151c2f5f794e3ebc6a0beaa03f6224df8bd576575d765eab06eea0d5ee9b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 6ba7d92566c4a66194e032ae73edad7fefc7d923fa9b29900b6fe41949da0688 [INFO] running `"docker" "start" "-a" "6ba7d92566c4a66194e032ae73edad7fefc7d923fa9b29900b6fe41949da0688"` [INFO] [stderr] Compiling fixed_width v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/de.rs:191:32 [INFO] [stderr] | [INFO] [stderr] 191 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:60:32 [INFO] [stderr] | [INFO] [stderr] 60 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ser.rs:200:32 [INFO] [stderr] | [INFO] [stderr] 200 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.92s [INFO] running `"docker" "inspect" "6ba7d92566c4a66194e032ae73edad7fefc7d923fa9b29900b6fe41949da0688"` [INFO] running `"docker" "rm" "-f" "6ba7d92566c4a66194e032ae73edad7fefc7d923fa9b29900b6fe41949da0688"` [INFO] [stdout] 6ba7d92566c4a66194e032ae73edad7fefc7d923fa9b29900b6fe41949da0688 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 2a35ad4a40bd31bdce6f9b49a22a98ee4f7fcb737361452afea549fd7e38c8a7 [INFO] running `"docker" "start" "-a" "2a35ad4a40bd31bdce6f9b49a22a98ee4f7fcb737361452afea549fd7e38c8a7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/fixed_width-0e879f546568743a [INFO] [stdout] [INFO] [stdout] running 57 tests [INFO] [stdout] test de::test::bytes_de ... ok [INFO] [stdout] test de::test::char_de ... ok [INFO] [stdout] test de::test::bool_de ... ok [INFO] [stdout] test de::test::hashmap_de ... ok [INFO] [stdout] test de::test::newtype_struct_de ... ok [INFO] [stdout] test de::test::float_de ... ok [INFO] [stdout] test de::test::int_de ... ok [INFO] [stdout] test de::test::byte_buf_de ... ok [INFO] [stdout] test de::test::option_de ... ok [INFO] [stdout] test de::test::from_str_de ... ok [INFO] [stdout] test de::test::from_bytes_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::test_does_not_panic_for_empty_bool ... ok [INFO] [stdout] test de::test::test_does_not_panic_for_empty_char ... ok [INFO] [stdout] test de::test::tuple_de ... ok [INFO] [stdout] test de::test::test_from_str_with_fields ... ok [INFO] [stdout] test de::test::str_de ... ok [INFO] [stdout] test de::test::seq_de ... ok [INFO] [stdout] test reader::test::read_from_bytes_with_crlf ... ok [INFO] [stdout] test reader::test::read_from_string_with_crlf ... ok [INFO] [stdout] test reader::test::read_from_bytes ... ok [INFO] [stdout] test de::test::tuple_struct_de ... ok [INFO] [stdout] test de::test::untagged_enum_de ... ok [INFO] [stdout] test de::test::unit_struct_de ... ok [INFO] [stdout] test de::test::unit_de ... ok [INFO] [stdout] test reader::test::read_from_string_with_newlines ... ok [INFO] [stdout] test reader::test::read_next_record ... ok [INFO] [stdout] test reader::test::test_read ... ok [INFO] [stdout] test ser::test::bool_ser ... ok [INFO] [stdout] test ser::test::bytes_ser ... ok [INFO] [stdout] test ser::test::float_ser ... ok [INFO] [stdout] test ser::test::int_ser ... ok [INFO] [stdout] test reader::test::read_from_string ... ok [INFO] [stdout] test ser::test::map_ser ... ok [INFO] [stdout] test ser::test::newtype_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::pad_right_justified ... ok [INFO] [stdout] test ser::test::seq_ser ... ok [INFO] [stdout] test ser::test::tuple_struct_ser ... ok [INFO] [stdout] test ser::test::unit_ser ... ok [INFO] [stdout] test ser::test::unit_struct_ser ... ok [INFO] [stdout] test test::field_building ... ok [INFO] [stdout] test test::field_width ... 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 writer::test::write_to_memory ... ok [INFO] [stdout] test writer::test::write_to_writer ... ok [INFO] [stdout] test ser::test::to_string_ser ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/integration_tests-0adc5e5bd713c6f6 [INFO] [stdout] test ser::test::to_bytes_ser ... ok [INFO] [stdout] test ser::test::tuple_ser ... ok [INFO] [stdout] test ser::test::struct_ser ... ok [INFO] [stdout] test ser::test::str_ser ... ok [INFO] [stdout] test ser::test::some_ser ... 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 ... ok [INFO] [stdout] test read_from_file_with_newlines ... 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: 0x5652ba808cab - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5652ba808cab - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5652ba808cab - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5652ba808cab - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5652ba808cab - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5652ba80891a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5652ba809420 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5652ba808fa2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5652ba808e86 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5652ba81f0cd - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5652ba7b4647 - core::result::unwrap_failed::h7d9519a9d0cc35c1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5652ba7b5008 - core::result::Result::unwrap::h343df6af75a16e51 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5652ba7acbec - integration_tests::write_to_file_with_newlines::h873b1f5c6fe0c82b [INFO] [stdout] at tests/integration_tests.rs:78 [INFO] [stdout] 13: 0x5652ba7aca6a - integration_tests::write_to_file_with_newlines::{{closure}}::h96531d6bf931be78 [INFO] [stdout] at tests/integration_tests.rs:70 [INFO] [stdout] 14: 0x5652ba7b02ce - core::ops::function::FnOnce::call_once::h99d7755119798e63 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5652ba7c400f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5652ba80ba6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5652ba7de608 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5652ba7de608 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5652ba7de608 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5652ba7b9485 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5652ba7bd605 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5652ba7bd605 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5652ba7bd605 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5652ba80ba6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5652ba7bdc42 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5652ba7bdc42 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5652ba7bdc42 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5652ba7bdc42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5652ba7fe48f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5652ba80b1c0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5652ba80b1c0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5652ba80b1c0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fdc8fbbb4a4 - start_thread [INFO] [stdout] 34: 0x7fdc8f6e6d0f - __clone [INFO] [stdout] 35: 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: 0x5652ba808cab - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5652ba808cab - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5652ba808cab - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5652ba808cab - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5652ba808cab - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5652ba80891a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5652ba809420 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5652ba808fa2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5652ba808e86 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5652ba81f0cd - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5652ba7b4647 - core::result::unwrap_failed::h7d9519a9d0cc35c1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5652ba7b5008 - core::result::Result::unwrap::h343df6af75a16e51 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5652ba7ac6ac - integration_tests::write_to_file::ha673c1238b0c7319 [INFO] [stdout] at tests/integration_tests.rs:56 [INFO] [stdout] 13: 0x5652ba7ac52a - integration_tests::write_to_file::{{closure}}::hd538f147fb5c92d7 [INFO] [stdout] at tests/integration_tests.rs:48 [INFO] [stdout] 14: 0x5652ba7b030e - core::ops::function::FnOnce::call_once::he20e1ced239a62b4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5652ba7c400f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5652ba80ba6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5652ba7de608 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5652ba7de608 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5652ba7de608 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5652ba7b9485 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5652ba7bd605 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5652ba7bd605 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5652ba7bd605 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5652ba80ba6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5652ba7bdc42 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5652ba7bdc42 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5652ba7bdc42 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5652ba7bdc42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5652ba7fe48f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5652ba80b1c0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5652ba80b1c0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5652ba80b1c0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fdc8fbbb4a4 - start_thread [INFO] [stdout] 34: 0x7fdc8f6e6d0f - __clone [INFO] [stdout] 35: 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" "2a35ad4a40bd31bdce6f9b49a22a98ee4f7fcb737361452afea549fd7e38c8a7"` [INFO] running `"docker" "rm" "-f" "2a35ad4a40bd31bdce6f9b49a22a98ee4f7fcb737361452afea549fd7e38c8a7"` [INFO] [stdout] 2a35ad4a40bd31bdce6f9b49a22a98ee4f7fcb737361452afea549fd7e38c8a7