[INFO] fetching crate mod_player 0.1.1... [INFO] extracting crate mod_player 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/mod_player/0.1.1 [INFO] extracting crate mod_player 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/mod_player/0.1.1 [INFO] validating manifest of mod_player-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mod_player-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mod_player-0.1.1 [INFO] finished frobbing mod_player-0.1.1 [INFO] frobbed toml for mod_player-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/mod_player/0.1.1/Cargo.toml [INFO] started frobbing mod_player-0.1.1 [INFO] finished frobbing mod_player-0.1.1 [INFO] frobbed toml for mod_player-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/mod_player/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mod_player-0.1.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/mod_player/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] f098523fe020c653b6551165b9dc4befde9879c60ecb2f772e946353b143c41d [INFO] running `"docker" "start" "-a" "f098523fe020c653b6551165b9dc4befde9879c60ecb2f772e946353b143c41d"` [INFO] [stderr] Compiling mod_player v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: field is never used: `new_state` [INFO] [stderr] --> src/lib.rs:125:24 [INFO] [stderr] | [INFO] [stderr] 125 | SetHardwareFilter{ new_state: u8 }, //E0 [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `arg` [INFO] [stderr] --> src/lib.rs:128:18 [INFO] [stderr] | [INFO] [stderr] 128 | PatternLoop{ arg: u8 }, //E6 [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `delay_ticks` [INFO] [stderr] --> src/lib.rs:132:20 [INFO] [stderr] | [INFO] [stderr] 132 | DelayedSample{ delay_ticks : u8 }, //ED [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SetVibratoWave` [INFO] [stderr] --> src/lib.rs:133:5 [INFO] [stderr] | [INFO] [stderr] 133 | SetVibratoWave{ wave : u8 } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `"docker" "inspect" "f098523fe020c653b6551165b9dc4befde9879c60ecb2f772e946353b143c41d"` [INFO] running `"docker" "rm" "-f" "f098523fe020c653b6551165b9dc4befde9879c60ecb2f772e946353b143c41d"` [INFO] [stdout] f098523fe020c653b6551165b9dc4befde9879c60ecb2f772e946353b143c41d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/mod_player/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] de4b9e3a8110a2f6d69127b68f2529bd0e2e5e2891515329cf74e45f2e754936 [INFO] running `"docker" "start" "-a" "de4b9e3a8110a2f6d69127b68f2529bd0e2e5e2891515329cf74e45f2e754936"` [INFO] [stderr] Compiling mod_player v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/convert_to_wav.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | writer.write_sample( left ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/convert_to_wav.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | writer.write_sample( right ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `hound` [INFO] [stderr] --> examples/streaming_player.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use hound; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx` [INFO] [stderr] --> examples/streaming_player.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let (tx,rx) = mpsc::channel(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_rx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx` [INFO] [stderr] --> examples/streaming_player.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | let tx = setup_stream(song.clone()); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_tx` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Stop` [INFO] [stderr] --> examples/streaming_player.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Stop{ } [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/streaming_player.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | std::io::stdin().read_line(& mut command); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: field is never used: `new_state` [INFO] [stderr] --> src/lib.rs:125:24 [INFO] [stderr] | [INFO] [stderr] 125 | SetHardwareFilter{ new_state: u8 }, //E0 [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `arg` [INFO] [stderr] --> src/lib.rs:128:18 [INFO] [stderr] | [INFO] [stderr] 128 | PatternLoop{ arg: u8 }, //E6 [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `delay_ticks` [INFO] [stderr] --> src/lib.rs:132:20 [INFO] [stderr] | [INFO] [stderr] 132 | DelayedSample{ delay_ticks : u8 }, //ED [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SetVibratoWave` [INFO] [stderr] --> src/lib.rs:133:5 [INFO] [stderr] | [INFO] [stderr] 133 | SetVibratoWave{ wave : u8 } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "de4b9e3a8110a2f6d69127b68f2529bd0e2e5e2891515329cf74e45f2e754936"` [INFO] running `"docker" "rm" "-f" "de4b9e3a8110a2f6d69127b68f2529bd0e2e5e2891515329cf74e45f2e754936"` [INFO] [stdout] de4b9e3a8110a2f6d69127b68f2529bd0e2e5e2891515329cf74e45f2e754936 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/mod_player/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 56e463c4ac8c646300fe4066f1a2aba5a96495b0a699c81fa810ab15b2555045 [INFO] running `"docker" "start" "-a" "56e463c4ac8c646300fe4066f1a2aba5a96495b0a699c81fa810ab15b2555045"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/mod_player-7c0ca34f9c633d86 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests mod_player [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 12) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' 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: 0x5645fad1228b - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5645fad1228b - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5645fad1228b - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5645fad1228b - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5645fad1228b - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x5645fad11f8c - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stdout] at src/libstd/panicking.rs:212 [INFO] [stdout] 6: 0x5645fad12950 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x5645fad124d2 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x5645fad123b6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x5645fad2761d - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5645facee4b8 - core::result::unwrap_failed::h5ade6abcd93bacc7 [INFO] [stdout] 11: 0x5645facee5e8 - core::result::Result::unwrap::ha0ee7183c692815e [INFO] [stdout] 12: 0x5645facec59c - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 13: 0x5645faceebb3 - std::rt::lang_start::{{closure}}::h9fbaadd62f116a0f [INFO] [stdout] 14: 0x5645fad123a3 - std::rt::lang_start_internal::{{closure}}::hcbc5c8394111530e [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 15: 0x5645fad123a3 - std::panicking::try::do_call::h84c4ef65129422bb [INFO] [stdout] at src/libstd/panicking.rs:294 [INFO] [stdout] 16: 0x5645fad143ba - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 17: 0x5645fad12e5d - std::panicking::try::h2c4ddfbb8ee8ea48 [INFO] [stdout] at src/libstd/panicking.rs:273 [INFO] [stdout] 18: 0x5645fad12e5d - std::panic::catch_unwind::hdaf4c8aaf8d806d4 [INFO] [stdout] at src/libstd/panic.rs:388 [INFO] [stdout] 19: 0x5645fad12e5d - std::rt::lang_start_internal::h62b0fb13d258520d [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 20: 0x5645faceeb95 - std::rt::lang_start::h785a19efdcd9f3c2 [INFO] [stdout] 21: 0x5645facec75b - main [INFO] [stdout] 22: 0x7f0e1eb912e1 - __libc_start_main [INFO] [stdout] 23: 0x5645face7c1a - _start [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 12) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "56e463c4ac8c646300fe4066f1a2aba5a96495b0a699c81fa810ab15b2555045"` [INFO] running `"docker" "rm" "-f" "56e463c4ac8c646300fe4066f1a2aba5a96495b0a699c81fa810ab15b2555045"` [INFO] [stdout] 56e463c4ac8c646300fe4066f1a2aba5a96495b0a699c81fa810ab15b2555045