[INFO] updating cached repository https://github.com/davidmoreno/terminal-midi-monitor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 019c14f2767285f87765654cab21e97ab70e584f [INFO] testing davidmoreno/terminal-midi-monitor against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidmoreno%2Fterminal-midi-monitor" "/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/davidmoreno/terminal-midi-monitor on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidmoreno/terminal-midi-monitor [INFO] finished tweaking git repo https://github.com/davidmoreno/terminal-midi-monitor [INFO] tweaked toml for git repo https://github.com/davidmoreno/terminal-midi-monitor written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/davidmoreno/terminal-midi-monitor already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6e4d3b055018f085d7d41564de45338ee54759bd417fbfcf1c02b1ae0f29287c [INFO] running `Command { std: "docker" "start" "-a" "6e4d3b055018f085d7d41564de45338ee54759bd417fbfcf1c02b1ae0f29287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e4d3b055018f085d7d41564de45338ee54759bd417fbfcf1c02b1ae0f29287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e4d3b055018f085d7d41564de45338ee54759bd417fbfcf1c02b1ae0f29287c", kill_on_drop: false }` [INFO] [stdout] 6e4d3b055018f085d7d41564de45338ee54759bd417fbfcf1c02b1ae0f29287c [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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7311d1da838eba693e407b54564fbbf33f9ca4a691514e234f4d62f186954bf4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7311d1da838eba693e407b54564fbbf33f9ca4a691514e234f4d62f186954bf4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling colored v1.7.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling nix v0.9.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling alsa v0.2.1 [INFO] [stderr] Compiling terminal-midi-monitor v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | fn setup_alsaseq() -> Result<(seq::Seq, i32), Box>{ [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:290:69 [INFO] [stdout] | [INFO] [stdout] 290 | fn get_origin(&mut self, ev: &seq::Event) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:294:74 [INFO] [stdout] | [INFO] [stdout] 294 | fn get_port_name(&mut self, source: seq::Addr) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:321:53 [INFO] [stdout] | [INFO] [stdout] 321 | fn autoconnect_all(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:335:69 [INFO] [stdout] | [INFO] [stdout] 335 | fn connect_from(&mut self, sender: seq::Addr) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:344:85 [INFO] [stdout] | [INFO] [stdout] 344 | fn print_midi_ev(midi_monitor: &mut MidiMonitor, ev: &seq::Event) -> Result<(), Box>{ [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:511:29 [INFO] [stdout] | [INFO] [stdout] 511 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:571:5 [INFO] [stdout] | [INFO] [stdout] 554 | / loop { [INFO] [stdout] 555 | | // FIXME For some events (PortStart,End...) this timeout limits how many to receive per loop. [INFO] [stdout] 556 | | alsa::poll::poll(&mut fds, 1000)?; [INFO] [stdout] 557 | | while input.event_input_pending(true)? != 0 { [INFO] [stdout] ... | [INFO] [stdout] 568 | | } [INFO] [stdout] 569 | | }; [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 570 | [INFO] [stdout] 571 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:347:9 [INFO] [stdout] | [INFO] [stdout] 347 | let mut event; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.44s [INFO] running `Command { std: "docker" "inspect" "7311d1da838eba693e407b54564fbbf33f9ca4a691514e234f4d62f186954bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7311d1da838eba693e407b54564fbbf33f9ca4a691514e234f4d62f186954bf4", kill_on_drop: false }` [INFO] [stdout] 7311d1da838eba693e407b54564fbbf33f9ca4a691514e234f4d62f186954bf4 [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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8ec46ccd8f225050c7d279b513da6792804101a42387d4d6617a8157e5533be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c8ec46ccd8f225050c7d279b513da6792804101a42387d4d6617a8157e5533be", kill_on_drop: false }` [INFO] [stderr] Compiling terminal-midi-monitor v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | fn setup_alsaseq() -> Result<(seq::Seq, i32), Box>{ [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:290:69 [INFO] [stdout] | [INFO] [stdout] 290 | fn get_origin(&mut self, ev: &seq::Event) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:294:74 [INFO] [stdout] | [INFO] [stdout] 294 | fn get_port_name(&mut self, source: seq::Addr) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:321:53 [INFO] [stdout] | [INFO] [stdout] 321 | fn autoconnect_all(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:335:69 [INFO] [stdout] | [INFO] [stdout] 335 | fn connect_from(&mut self, sender: seq::Addr) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:344:85 [INFO] [stdout] | [INFO] [stdout] 344 | fn print_midi_ev(midi_monitor: &mut MidiMonitor, ev: &seq::Event) -> Result<(), Box>{ [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:511:29 [INFO] [stdout] | [INFO] [stdout] 511 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:571:5 [INFO] [stdout] | [INFO] [stdout] 554 | / loop { [INFO] [stdout] 555 | | // FIXME For some events (PortStart,End...) this timeout limits how many to receive per loop. [INFO] [stdout] 556 | | alsa::poll::poll(&mut fds, 1000)?; [INFO] [stdout] 557 | | while input.event_input_pending(true)? != 0 { [INFO] [stdout] ... | [INFO] [stdout] 568 | | } [INFO] [stdout] 569 | | }; [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 570 | [INFO] [stdout] 571 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:347:9 [INFO] [stdout] | [INFO] [stdout] 347 | let mut event; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "c8ec46ccd8f225050c7d279b513da6792804101a42387d4d6617a8157e5533be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8ec46ccd8f225050c7d279b513da6792804101a42387d4d6617a8157e5533be", kill_on_drop: false }` [INFO] [stdout] c8ec46ccd8f225050c7d279b513da6792804101a42387d4d6617a8157e5533be [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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ce906709b04fc8507bf203fab0f8b824632ee1c0fe4ca1a0dfdb3f2d154b31b6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ce906709b04fc8507bf203fab0f8b824632ee1c0fe4ca1a0dfdb3f2d154b31b6", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:255:51 [INFO] [stderr] | [INFO] [stderr] 255 | fn setup_alsaseq() -> Result<(seq::Seq, i32), Box>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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/main.rs:290:69 [INFO] [stderr] | [INFO] [stderr] 290 | fn get_origin(&mut self, ev: &seq::Event) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:294:74 [INFO] [stderr] | [INFO] [stderr] 294 | fn get_port_name(&mut self, source: seq::Addr) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:321:53 [INFO] [stderr] | [INFO] [stderr] 321 | fn autoconnect_all(&mut self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:335:69 [INFO] [stderr] | [INFO] [stderr] 335 | fn connect_from(&mut self, sender: seq::Addr) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:344:85 [INFO] [stderr] | [INFO] [stderr] 344 | fn print_midi_ev(midi_monitor: &mut MidiMonitor, ev: &seq::Event) -> Result<(), Box>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:511:29 [INFO] [stderr] | [INFO] [stderr] 511 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:571:5 [INFO] [stderr] | [INFO] [stderr] 554 | / loop { [INFO] [stderr] 555 | | // FIXME For some events (PortStart,End...) this timeout limits how many to receive per loop. [INFO] [stderr] 556 | | alsa::poll::poll(&mut fds, 1000)?; [INFO] [stderr] 557 | | while input.event_input_pending(true)? != 0 { [INFO] [stderr] ... | [INFO] [stderr] 568 | | } [INFO] [stderr] 569 | | }; [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 570 | [INFO] [stderr] 571 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:347:9 [INFO] [stderr] | [INFO] [stderr] 347 | let mut event; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/terminal_midi_monitor-a96fe0640fa583a9 [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] running `Command { std: "docker" "inspect" "ce906709b04fc8507bf203fab0f8b824632ee1c0fe4ca1a0dfdb3f2d154b31b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce906709b04fc8507bf203fab0f8b824632ee1c0fe4ca1a0dfdb3f2d154b31b6", kill_on_drop: false }` [INFO] [stdout] ce906709b04fc8507bf203fab0f8b824632ee1c0fe4ca1a0dfdb3f2d154b31b6