[INFO] updating cached repository Terkwood/hello_midi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Terkwood/hello_midi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Terkwood/hello_midi" "work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Terkwood/hello_midi" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Terkwood/hello_midi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Terkwood/hello_midi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c064b15de68760d464ba665f540e5e03d5675633
[INFO] sha for GitHub repo Terkwood/hello_midi: c064b15de68760d464ba665f540e5e03d5675633
[INFO] validating manifest of Terkwood/hello_midi 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 Terkwood/hello_midi 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 Terkwood/hello_midi
[INFO] finished frobbing Terkwood/hello_midi
[INFO] frobbed toml for Terkwood/hello_midi written to work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi/Cargo.toml
[INFO] started frobbing Terkwood/hello_midi
[INFO] finished frobbing Terkwood/hello_midi
[INFO] frobbed toml for Terkwood/hello_midi written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Terkwood/hello_midi/Cargo.toml
[INFO] crate Terkwood/hello_midi already has a lockfile, it will not be regenerated
[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 Terkwood/hello_midi 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi:/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] 83e2ba86c9023d32d573da98931576f35574c9ccb8d09a2012f1d92f2669bd23
[INFO] running `"docker" "start" "-a" "83e2ba86c9023d32d573da98931576f35574c9ccb8d09a2012f1d92f2669bd23"`
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling alsa v0.2.0
[INFO] [stderr]    Compiling rimd v0.0.2 (https://github.com/RustAudio/rimd.git#6e623dbc)
[INFO] [stderr]    Compiling midir v0.5.0
[INFO] [stderr]    Compiling hello_midi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:211:92
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn run(output_device: usize, notes: Vec<MidiNote>, micros_per_tick: u64) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.47s
[INFO] running `"docker" "inspect" "83e2ba86c9023d32d573da98931576f35574c9ccb8d09a2012f1d92f2669bd23"`
[INFO] running `"docker" "rm" "-f" "83e2ba86c9023d32d573da98931576f35574c9ccb8d09a2012f1d92f2669bd23"`
[INFO] [stdout] 83e2ba86c9023d32d573da98931576f35574c9ccb8d09a2012f1d92f2669bd23
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi:/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] bedb7c927befd80f6d6912f2be4e3a763209159e12371cd87183481837f3b09c
[INFO] running `"docker" "start" "-a" "bedb7c927befd80f6d6912f2be4e3a763209159e12371cd87183481837f3b09c"`
[INFO] [stderr]    Compiling hello_midi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:211:92
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn run(output_device: usize, notes: Vec<MidiNote>, micros_per_tick: u64) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "bedb7c927befd80f6d6912f2be4e3a763209159e12371cd87183481837f3b09c"`
[INFO] running `"docker" "rm" "-f" "bedb7c927befd80f6d6912f2be4e3a763209159e12371cd87183481837f3b09c"`
[INFO] [stdout] bedb7c927befd80f6d6912f2be4e3a763209159e12371cd87183481837f3b09c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Terkwood/hello_midi:/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] 681b259b18d88f3cdad6346414e0f57df92f2d83953acb34e2d43dda269b9260
[INFO] running `"docker" "start" "-a" "681b259b18d88f3cdad6346414e0f57df92f2d83953acb34e2d43dda269b9260"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_midi-8016785c593bf926
[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 `"docker" "inspect" "681b259b18d88f3cdad6346414e0f57df92f2d83953acb34e2d43dda269b9260"`
[INFO] running `"docker" "rm" "-f" "681b259b18d88f3cdad6346414e0f57df92f2d83953acb34e2d43dda269b9260"`
[INFO] [stdout] 681b259b18d88f3cdad6346414e0f57df92f2d83953acb34e2d43dda269b9260