[INFO] crate hound 3.4.0 is already in cache [INFO] extracting crate hound 3.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/hound/3.4.0 [INFO] extracting crate hound 3.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hound/3.4.0 [INFO] validating manifest of hound-3.4.0 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 hound-3.4.0 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 hound-3.4.0 [INFO] finished frobbing hound-3.4.0 [INFO] frobbed toml for hound-3.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hound/3.4.0/Cargo.toml [INFO] started frobbing hound-3.4.0 [INFO] finished frobbing hound-3.4.0 [INFO] frobbed toml for hound-3.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hound/3.4.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 hound-3.4.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hound/3.4.0:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 0f9dc84b8436873c0173c64201314d7208664f4d7b06eff105451fd730f051fa [INFO] running `"docker" "start" "-a" "0f9dc84b8436873c0173c64201314d7208664f4d7b06eff105451fd730f051fa"` [INFO] [stderr] Compiling hound v3.4.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/write.rs:734:13 [INFO] [stderr] | [INFO] [stderr] 15 | use std::mem; [INFO] [stderr] | -------- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 734 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:390:32 [INFO] [stderr] | [INFO] [stderr] 390 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `"docker" "inspect" "0f9dc84b8436873c0173c64201314d7208664f4d7b06eff105451fd730f051fa"` [INFO] running `"docker" "rm" "-f" "0f9dc84b8436873c0173c64201314d7208664f4d7b06eff105451fd730f051fa"` [INFO] [stdout] 0f9dc84b8436873c0173c64201314d7208664f4d7b06eff105451fd730f051fa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hound/3.4.0:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 07b9e637cde8a19ac8c09fc3227bc522c76841576c527d837d692d4357b30653 [INFO] running `"docker" "start" "-a" "07b9e637cde8a19ac8c09fc3227bc522c76841576c527d837d692d4357b30653"` [INFO] [stderr] Compiling cpal v0.2.12 [INFO] [stderr] Compiling hound v3.4.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/write.rs:734:13 [INFO] [stderr] | [INFO] [stderr] 15 | use std::mem; [INFO] [stderr] | -------- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 734 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:390:32 [INFO] [stderr] | [INFO] [stderr] 390 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.72s [INFO] running `"docker" "inspect" "07b9e637cde8a19ac8c09fc3227bc522c76841576c527d837d692d4357b30653"` [INFO] running `"docker" "rm" "-f" "07b9e637cde8a19ac8c09fc3227bc522c76841576c527d837d692d4357b30653"` [INFO] [stdout] 07b9e637cde8a19ac8c09fc3227bc522c76841576c527d837d692d4357b30653 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hound/3.4.0:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 090d85fb59e9864d5821da62453748501a318a530b06d5ca9b1e38f42c199dff [INFO] running `"docker" "start" "-a" "090d85fb59e9864d5821da62453748501a318a530b06d5ca9b1e38f42c199dff"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/hound-e076d7808c6ad386 [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test flush_should_produce_valid_file ... ok [INFO] [stdout] test new_append_should_append ... ok [INFO] [stdout] test read::duration_and_len_agree ... ok [INFO] [stdout] test read::len_and_size_hint_are_correct ... ok [INFO] [stdout] test read::read_wav_pcm_wave_format_8bit ... ok [INFO] [stdout] test read::fuzz_crashes_should_be_fixed ... ok [INFO] [stdout] test read::read_wav_32bit ... ok [INFO] [stdout] test read::read_wav_wave_format_ex_8bit ... ok [INFO] [stdout] test read::read_wav_stereo ... ok [INFO] [stdout] test read::read_wav_skips_unknown_chunks ... ok [INFO] [stdout] test read::read_wav_wave_format_ex_ieee_float ... ok [INFO] [stdout] test read::read_wav_pcm_wave_format_pcm ... ok [INFO] [stdout] test read::read_wav_nonstandard_01 ... ok [INFO] [stdout] test read::sample_format_mismatch_should_signal_error ... ok [INFO] [stdout] test new_append_does_not_corrupt_files ... ok [INFO] [stdout] test read::samples_equals_into_samples ... ok [INFO] [stdout] test read::read_wav_wave_format_extensible_pcm_24bit ... ok [INFO] [stdout] test read::read_wav_wave_format_ex_pcm ... ok [INFO] [stdout] test read::read_wav_wave_format_extensible_ieee_float ... ok [INFO] [stdout] test read::seek_is_consistent ... ok [INFO] [stdout] test verify_narrow_to_i24 ... ok [INFO] [stdout] test verify_narrow_to_i16 ... ok [INFO] [stdout] test u8_sign_conversion_is_bijective ... ok [INFO] [stdout] test read::wide_read_should_signal_error ... ok [INFO] [stdout] test write::verify_channel_mask ... ok [INFO] [stdout] test read::size_hint_is_exact ... ok [INFO] [stdout] test verify_narrow_to_i8 ... ok [INFO] [stdout] test write::short_write_should_signal_error ... ok [INFO] [stdout] test write_read_i24_is_lossless ... ok [INFO] [stdout] test write_read_i8_is_lossless ... ok [INFO] [stdout] test write_read_i16_via_sample_writer_is_lossless ... ok [INFO] [stdout] test write_read_i16_is_lossless ... ok [INFO] [stdout] test write_read_f32_is_lossless ... ok [INFO] [stdout] test write::wide_write_should_signal_error ... ok [INFO] [stdout] test no_32_bps_for_float_sample_format_panics ... ok [INFO] [stdout] test append_works_on_files ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- append_works_on_files stdout ---- [INFO] [stdout] thread 'append_works_on_files' panicked at 'called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: Other, message: "Read-only file system" })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5605a65a8c0b - 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: 0x5605a65a8c0b - 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: 0x5605a65a8c0b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5605a65a8c0b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5605a65a8c0b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5605a65a887a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5605a65a9380 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5605a65a8f02 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5605a65a8de6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5605a65c26bd - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5605a654adef - core::result::unwrap_failed::h24633f0670bf8552 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5605a654ee88 - core::result::Result::unwrap::h3d6b2217364d2b56 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5605a6528cec - hound::append_works_on_files::hd9327fb392507f12 [INFO] [stdout] at src/lib.rs:771 [INFO] [stdout] 13: 0x5605a6528c3a - hound::append_works_on_files::{{closure}}::h8fba4647cad8c1ad [INFO] [stdout] at src/lib.rs:761 [INFO] [stdout] 14: 0x5605a6533c9e - core::ops::function::FnOnce::call_once::hb686722b58c9d248 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5605a656b0ef - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5605a65abcba - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5605a65856e8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5605a65856e8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5605a65856e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5605a6560565 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5605a6564625 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5605a6564625 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5605a6564625 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5605a65abcba - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5605a6564d22 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5605a6564d22 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5605a6564d22 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5605a6564d22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5605a659e2cf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5605a65ab410 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5605a65ab410 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5605a65ab410 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f080570e4a4 - start_thread [INFO] [stdout] 34: 0x7f0805239d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] append_works_on_files [INFO] [stdout] [INFO] [stdout] test result: FAILED. 35 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "090d85fb59e9864d5821da62453748501a318a530b06d5ca9b1e38f42c199dff"` [INFO] running `"docker" "rm" "-f" "090d85fb59e9864d5821da62453748501a318a530b06d5ca9b1e38f42c199dff"` [INFO] [stdout] 090d85fb59e9864d5821da62453748501a318a530b06d5ca9b1e38f42c199dff