[INFO] crate qwiic-mp3-trigger 0.1.2 is already in cache [INFO] testing qwiic-mp3-trigger-0.1.2 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate qwiic-mp3-trigger 0.1.2 into work/builds/worker-6/source [INFO] validating manifest of crates.io crate qwiic-mp3-trigger 0.1.2 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate qwiic-mp3-trigger 0.1.2 [INFO] finished tweaking crates.io crate qwiic-mp3-trigger 0.1.2 [INFO] tweaked toml for crates.io crate qwiic-mp3-trigger 0.1.2 written to work/builds/worker-6/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 616fdca60345c8f5fb849fcabfa3f0e9b974823f18a806ac09d66756b10d1284 [INFO] running `"docker" "start" "-a" "616fdca60345c8f5fb849fcabfa3f0e9b974823f18a806ac09d66756b10d1284"` [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling qwiic-mp3-trigger v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.57s [INFO] running `"docker" "inspect" "616fdca60345c8f5fb849fcabfa3f0e9b974823f18a806ac09d66756b10d1284"` [INFO] running `"docker" "rm" "-f" "616fdca60345c8f5fb849fcabfa3f0e9b974823f18a806ac09d66756b10d1284"` [INFO] [stdout] 616fdca60345c8f5fb849fcabfa3f0e9b974823f18a806ac09d66756b10d1284 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] dc845b4218c38e77428014bd2e01b2a37166d548c58a5ed282fb740da7d6dcd2 [INFO] running `"docker" "start" "-a" "dc845b4218c38e77428014bd2e01b2a37166d548c58a5ed282fb740da7d6dcd2"` [INFO] [stderr] Compiling qwiic-mp3-trigger v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "dc845b4218c38e77428014bd2e01b2a37166d548c58a5ed282fb740da7d6dcd2"` [INFO] running `"docker" "rm" "-f" "dc845b4218c38e77428014bd2e01b2a37166d548c58a5ed282fb740da7d6dcd2"` [INFO] [stdout] dc845b4218c38e77428014bd2e01b2a37166d548c58a5ed282fb740da7d6dcd2 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 06c6375fd3d2ceb389c5cf6e8c8781ebde1d001234e7edcff9ebdbd7fd6ed557 [INFO] running `"docker" "start" "-a" "06c6375fd3d2ceb389c5cf6e8c8781ebde1d001234e7edcff9ebdbd7fd6ed557"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/qwiic_mp3_trigger-9417aed27f544a8f [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/skeptic-1d78666b2946b99d [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] warning: unused variable: `version` [INFO] [stderr] --> /tmp/rust-skeptic.EE1y0pXh1qQa/test.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let version: String = mp3_trigger.get_version().unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_version` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `song_count` [INFO] [stderr] --> /tmp/rust-skeptic.EE1y0pXh1qQa/test.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let song_count: u8 = mp3_trigger.get_song_count().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_song_count` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `card_status` [INFO] [stderr] --> /tmp/rust-skeptic.EE1y0pXh1qQa/test.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let card_status: qwiic_mp3_trigger::CardStatus = mp3_trigger.get_card_status().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_card_status` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `song_name` [INFO] [stderr] --> /tmp/rust-skeptic.EE1y0pXh1qQa/test.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let song_name: String = mp3_trigger.get_song_name().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_song_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `play_status` [INFO] [stderr] --> /tmp/rust-skeptic.EE1y0pXh1qQa/test.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let play_status: qwiic_mp3_trigger::PlayStatus = mp3_trigger.get_play_status().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_play_status` [INFO] [stderr] [INFO] [stderr] error: couldn't create a temp dir: Read-only file system (os error 30) at path "/opt/rustwide/workdir/rmetaijDDer" [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stdout] test readme_sect_synopsys_line_12 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- readme_sect_synopsys_line_12 stdout ---- [INFO] [stdout] thread 'readme_sect_synopsys_line_12' panicked at 'Command failed: [INFO] [stdout] "rustc" "/tmp/rust-skeptic.EE1y0pXh1qQa/test.rs" "--verbose" "--crate-type=bin" "-L" "/opt/rustwide/target/debug" "-L" "/opt/rustwide/target/debug/deps" "--target" "x86_64-unknown-linux-gnu" "--extern" "qwiic_mp3_trigger=/opt/rustwide/target/debug/deps/libqwiic_mp3_trigger-59eaf5c7c8dd20fd.rlib" "--extern" "i2cdev=/opt/rustwide/target/debug/deps/libi2cdev-492bfd4ae97b338f.rlib" "--extern" "skeptic=/opt/rustwide/target/debug/deps/libskeptic-f06db81dedb7752c.rlib" "--extern" "log=/opt/rustwide/target/debug/deps/liblog-a8dc3bf0e2500984.rlib" "--emit=dep-info=/tmp/rust-skeptic.EE1y0pXh1qQa/out.exe.d,metadata=/tmp/rust-skeptic.EE1y0pXh1qQa/out.exe.m"', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:855:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562fb2e2cfd4 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x562fb2e2cfd4 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562fb2e2cfd4 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stdout] 3: 0x562fb2e2cfd4 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stdout] 4: 0x562fb2e514bc - core::fmt::write::h7fd0d904495c035f [INFO] [stdout] at src/libcore/fmt/mod.rs:1030 [INFO] [stdout] 5: 0x562fb2c6fc85 - std::io::Write::write_fmt::h424452e6ba861394 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/io/mod.rs:1412 [INFO] [stdout] 6: 0x562fb2e27161 - std::io::impls::>::write_fmt::h814a51d8ae1dee4a [INFO] [stdout] at src/libstd/io/impls.rs:141 [INFO] [stdout] 7: 0x562fb2e2fb35 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stdout] 8: 0x562fb2e2fb35 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x562fb2e2fb35 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stdout] at src/libstd/panicking.rs:196 [INFO] [stdout] 10: 0x562fb2e2f7bc - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stdout] at src/libstd/panicking.rs:207 [INFO] [stdout] 11: 0x562fb2e30235 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stdout] at src/libstd/panicking.rs:473 [INFO] [stdout] 12: 0x562fb2e2fdd2 - std::panicking::continue_panic_fmt::hd961751be84a6f83 [INFO] [stdout] at src/libstd/panicking.rs:380 [INFO] [stdout] 13: 0x562fb2e2fd2c - std::panicking::begin_panic_fmt::h23ef54e17e5a13fa [INFO] [stdout] at src/libstd/panicking.rs:335 [INFO] [stdout] 14: 0x562fb2cb2a4b - skeptic::rt::interpret_output::hc244a49826e70a78 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:855 [INFO] [stdout] 15: 0x562fb2cb23d0 - skeptic::rt::compile_test_case::h6ead23c6cb6ed98a [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:833 [INFO] [stdout] 16: 0x562fb2cb174b - skeptic::rt::compile_test::hbc2055b23d0e8a91 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.4/lib.rs:731 [INFO] [stdout] 17: 0x562fb2c6e883 - skeptic::readme_sect_synopsys_line_12::h3aa5dbb386a8a7c5 [INFO] [stdout] at /opt/rustwide/target/debug/build/qwiic-mp3-trigger-09874ee693395bbe/out/skeptic-tests.rs:36 [INFO] [stdout] 18: 0x562fb2c6e75a - skeptic::readme_sect_synopsys_line_12::{{closure}}::hb1e1e64964bc102c [INFO] [stdout] at /opt/rustwide/target/debug/build/qwiic-mp3-trigger-09874ee693395bbe/out/skeptic-tests.rs:2 [INFO] [stdout] 19: 0x562fb2c6ebfe - core::ops::function::FnOnce::call_once::h3c03db2a16499d6a [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227 [INFO] [stdout] 20: 0x562fb2c79b7f - as core::ops::function::FnOnce>::call_once::h8b428e8a43aaf8e9 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 21: 0x562fb2e3762a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 22: 0x562fb2c9438e - std::panicking::try::heccce20d527a3513 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271 [INFO] [stdout] 23: 0x562fb2c9438e - std::panic::catch_unwind::h7fd8f5d3271f1692 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x562fb2c9438e - test::run_test::run_test_inner::{{closure}}::h88b46e5c359957e5 [INFO] [stdout] at src/libtest/lib.rs:1413 [INFO] [stdout] 25: 0x562fb2c6f3f5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h00847676c8212941 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/sys_common/backtrace.rs:126 [INFO] [stdout] 26: 0x562fb2c73585 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5dd37acd2295488e [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:470 [INFO] [stdout] 27: 0x562fb2c73585 - as core::ops::function::FnOnce<()>>::call_once::h9d32b103da0b97c6 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:315 [INFO] [stdout] 28: 0x562fb2c73585 - std::panicking::try::do_call::h2bd819a3056c57cd [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:292 [INFO] [stdout] 29: 0x562fb2e3762a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 30: 0x562fb2c73b32 - std::panicking::try::h243a25457a848a1a [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271 [INFO] [stdout] 31: 0x562fb2c73b32 - std::panic::catch_unwind::h74b81f55e55e757c [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x562fb2c73b32 - std::thread::Builder::spawn_unchecked::{{closure}}::h4c2d214a2cffa6cf [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:469 [INFO] [stdout] 33: 0x562fb2c73b32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8a8a187b3fb58e53 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227 [INFO] [stdout] 34: 0x562fb2e22a7f - as core::ops::function::FnOnce>::call_once::h3cdef3b7ea22cd61 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 35: 0x562fb2e36d80 - as core::ops::function::FnOnce>::call_once::hc8f25720bf0d5424 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 36: 0x562fb2e36d80 - std::sys_common::thread::start_thread::h7e8885ccfd5d1932 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 37: 0x562fb2e36d80 - std::sys::unix::thread::Thread::new::thread_start::h5d24df932d688baf [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 38: 0x7f0ba4bb46db - start_thread [INFO] [stdout] 39: 0x7f0ba46c588f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] readme_sect_synopsys_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 '--test skeptic' [INFO] running `"docker" "inspect" "06c6375fd3d2ceb389c5cf6e8c8781ebde1d001234e7edcff9ebdbd7fd6ed557"` [INFO] running `"docker" "rm" "-f" "06c6375fd3d2ceb389c5cf6e8c8781ebde1d001234e7edcff9ebdbd7fd6ed557"` [INFO] [stdout] 06c6375fd3d2ceb389c5cf6e8c8781ebde1d001234e7edcff9ebdbd7fd6ed557