[INFO] cloning repository https://github.com/cmaves/VisualSpectrum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmaves/VisualSpectrum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2FVisualSpectrum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2FVisualSpectrum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2eb385d1c1ffb1b4d9e07ba0ce6b425b5dbdfe72 [INFO] testing cmaves/VisualSpectrum against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2FVisualSpectrum" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cmaves/VisualSpectrum on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cmaves/VisualSpectrum [INFO] finished tweaking git repo https://github.com/cmaves/VisualSpectrum [INFO] tweaked toml for git repo https://github.com/cmaves/VisualSpectrum written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cmaves/VisualSpectrum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31a55ec09c49ba3609b2c814ef9eda587fb6d5cabe62d6b85da9f393076bc186 [INFO] running `Command { std: "docker" "start" "-a" "31a55ec09c49ba3609b2c814ef9eda587fb6d5cabe62d6b85da9f393076bc186", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31a55ec09c49ba3609b2c814ef9eda587fb6d5cabe62d6b85da9f393076bc186", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31a55ec09c49ba3609b2c814ef9eda587fb6d5cabe62d6b85da9f393076bc186", kill_on_drop: false }` [INFO] [stdout] 31a55ec09c49ba3609b2c814ef9eda587fb6d5cabe62d6b85da9f393076bc186 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 756b1d643d60f8f4cf9567c76342f9dc393f86ed1bb3f652f02b0761a4ca9e1f [INFO] running `Command { std: "docker" "start" "-a" "756b1d643d60f8f4cf9567c76342f9dc393f86ed1bb3f652f02b0761a4ca9e1f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bindgen v0.37.4 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling libloading v0.4.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling strength_reduce v0.2.2 [INFO] [stderr] Compiling transpose v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling proc-macro2 v0.3.5 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling clang-sys v0.23.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling jack-sys v0.2.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling jack v0.6.2 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling random_color v0.4.4 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling rustfft v3.0.0 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling rs_ws281x v0.2.3 [INFO] [stderr] Compiling spectrum v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `sample_size` [INFO] [stdout] --> src/audio.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | sample_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `source` [INFO] [stdout] --> src/audio.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | source: ActiveSource [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `frame_len` [INFO] [stdout] --> src/midi.rs:134:5 [INFO] [stdout] | [INFO] [stdout] 134 | frame_len: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fps` [INFO] [stdout] --> src/midi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | fps: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pulse` [INFO] [stdout] --> src/visualmidi.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pulse: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `so_time` [INFO] [stdout] --> src/visualmidi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | so_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/led.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | self.controller.render(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | midi_con.display(jack_client); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.54s [INFO] running `Command { std: "docker" "inspect" "756b1d643d60f8f4cf9567c76342f9dc393f86ed1bb3f652f02b0761a4ca9e1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "756b1d643d60f8f4cf9567c76342f9dc393f86ed1bb3f652f02b0761a4ca9e1f", kill_on_drop: false }` [INFO] [stdout] 756b1d643d60f8f4cf9567c76342f9dc393f86ed1bb3f652f02b0761a4ca9e1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5e215fd5ae5d930a0ac6304cb1555bed8fc6f6302f37ec6a8009feabe9765e0 [INFO] running `Command { std: "docker" "start" "-a" "c5e215fd5ae5d930a0ac6304cb1555bed8fc6f6302f37ec6a8009feabe9765e0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling spectrum v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `sample_size` [INFO] [stdout] --> src/audio.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | sample_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `source` [INFO] [stdout] --> src/audio.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | source: ActiveSource [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `frame_len` [INFO] [stdout] --> src/midi.rs:134:5 [INFO] [stdout] | [INFO] [stdout] 134 | frame_len: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fps` [INFO] [stdout] --> src/midi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | fps: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pulse` [INFO] [stdout] --> src/visualmidi.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pulse: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `so_time` [INFO] [stdout] --> src/visualmidi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | so_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/led.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | self.controller.render(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | midi_con.display(jack_client); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sample_size` [INFO] [stdout] --> src/audio.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | sample_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `source` [INFO] [stdout] --> src/audio.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | source: ActiveSource [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `frame_len` [INFO] [stdout] --> src/midi.rs:134:5 [INFO] [stdout] | [INFO] [stdout] 134 | frame_len: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fps` [INFO] [stdout] --> src/midi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | fps: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pulse` [INFO] [stdout] --> src/visualmidi.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pulse: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `so_time` [INFO] [stdout] --> src/visualmidi.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | so_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/led.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | self.controller.render(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 27.54s [INFO] running `Command { std: "docker" "inspect" "c5e215fd5ae5d930a0ac6304cb1555bed8fc6f6302f37ec6a8009feabe9765e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5e215fd5ae5d930a0ac6304cb1555bed8fc6f6302f37ec6a8009feabe9765e0", kill_on_drop: false }` [INFO] [stdout] c5e215fd5ae5d930a0ac6304cb1555bed8fc6f6302f37ec6a8009feabe9765e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 59afffb239bde8885f86ed53b9e3145e5aca2e75cfafc20b5af17ff154c59210 [INFO] running `Command { std: "docker" "start" "-a" "59afffb239bde8885f86ed53b9e3145e5aca2e75cfafc20b5af17ff154c59210", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `sample_size` [INFO] [stderr] --> src/audio.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | sample_size: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `source` [INFO] [stderr] --> src/audio.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | source: ActiveSource [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `frame_len` [INFO] [stderr] --> src/midi.rs:134:5 [INFO] [stderr] | [INFO] [stderr] 134 | frame_len: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `fps` [INFO] [stderr] --> src/midi.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | fps: u32 [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `pulse` [INFO] [stderr] --> src/visualmidi.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pulse: bool, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `so_time` [INFO] [stderr] --> src/visualmidi.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | so_time: u64, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/led.rs:138:13 [INFO] [stderr] | [INFO] [stderr] 138 | self.controller.render(); [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: `spectrum` (lib) generated 7 warnings [INFO] [stderr] warning: `spectrum` (lib test) generated 7 warnings (7 duplicates) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | midi_con.display(jack_client); [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: `spectrum` (bin "spectrum" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/spectrum-51405b97163a0e0f) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test led::test::test_calc_nths_100_100_100 ... ok [INFO] [stdout] test led::test::test_less_2 ... ok [INFO] [stdout] test led::test::test_calc_nths_50_100_150 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/spectrum-95a5761ff93613ad) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests spectrum [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "59afffb239bde8885f86ed53b9e3145e5aca2e75cfafc20b5af17ff154c59210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59afffb239bde8885f86ed53b9e3145e5aca2e75cfafc20b5af17ff154c59210", kill_on_drop: false }` [INFO] [stdout] 59afffb239bde8885f86ed53b9e3145e5aca2e75cfafc20b5af17ff154c59210