[INFO] updating cached repository cauebs/clapping-music
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cauebs/clapping-music
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cauebs/clapping-music" "work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cauebs/clapping-music" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cauebs/clapping-music"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cauebs/clapping-music'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 00f2992f4ee94e04078d913b5d4447be72afd91c
[INFO] sha for GitHub repo cauebs/clapping-music: 00f2992f4ee94e04078d913b5d4447be72afd91c
[INFO] validating manifest of cauebs/clapping-music 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 cauebs/clapping-music 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 cauebs/clapping-music
[INFO] finished frobbing cauebs/clapping-music
[INFO] frobbed toml for cauebs/clapping-music written to work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music/Cargo.toml
[INFO] started frobbing cauebs/clapping-music
[INFO] finished frobbing cauebs/clapping-music
[INFO] frobbed toml for cauebs/clapping-music written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cauebs/clapping-music/Cargo.toml
[INFO] crate cauebs/clapping-music 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 cauebs/clapping-music 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music:/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] 328c0cde00f37d0e91bf70a7ffeb7cf607ca25f5788ade94923e2a799b61ca9c
[INFO] running `"docker" "start" "-a" "328c0cde00f37d0e91bf70a7ffeb7cf607ca25f5788ade94923e2a799b61ca9c"`
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rimd v0.0.1
[INFO] [stderr]    Compiling pitch_calc v0.11.1
[INFO] [stderr]    Compiling alsa v0.2.1
[INFO] [stderr]    Compiling midir v0.5.0
[INFO] [stderr]    Compiling clapping-music v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn from_port(number: usize) -> Result<Self, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:85
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn press(&mut self, notes: &[(Letter, Octave)], velocity: u8) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:87
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn release(&mut self, notes: &[(Letter, Octave)], velocity: u8) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:121:56
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn clapping_music(piano: &mut Piano) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.28s
[INFO] running `"docker" "inspect" "328c0cde00f37d0e91bf70a7ffeb7cf607ca25f5788ade94923e2a799b61ca9c"`
[INFO] running `"docker" "rm" "-f" "328c0cde00f37d0e91bf70a7ffeb7cf607ca25f5788ade94923e2a799b61ca9c"`
[INFO] [stdout] 328c0cde00f37d0e91bf70a7ffeb7cf607ca25f5788ade94923e2a799b61ca9c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music:/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] e4c1ba1c2257af1046fc16624f5fb8217153550e3d91ef7334551a26cc3b98de
[INFO] running `"docker" "start" "-a" "e4c1ba1c2257af1046fc16624f5fb8217153550e3d91ef7334551a26cc3b98de"`
[INFO] [stderr]    Compiling clapping-music v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn from_port(number: usize) -> Result<Self, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:85
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn press(&mut self, notes: &[(Letter, Octave)], velocity: u8) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:87
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn release(&mut self, notes: &[(Letter, Octave)], velocity: u8) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 | ) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:121:56
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn clapping_music(piano: &mut Piano) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "e4c1ba1c2257af1046fc16624f5fb8217153550e3d91ef7334551a26cc3b98de"`
[INFO] running `"docker" "rm" "-f" "e4c1ba1c2257af1046fc16624f5fb8217153550e3d91ef7334551a26cc3b98de"`
[INFO] [stdout] e4c1ba1c2257af1046fc16624f5fb8217153550e3d91ef7334551a26cc3b98de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cauebs/clapping-music:/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] 340a6aaf2f296117e1cad1f33c2f7feff822a15a9a6bb74c3af262699f9a6a0b
[INFO] running `"docker" "start" "-a" "340a6aaf2f296117e1cad1f33c2f7feff822a15a9a6bb74c3af262699f9a6a0b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clapping_music-f322964cc1fbcb5a
[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" "340a6aaf2f296117e1cad1f33c2f7feff822a15a9a6bb74c3af262699f9a6a0b"`
[INFO] running `"docker" "rm" "-f" "340a6aaf2f296117e1cad1f33c2f7feff822a15a9a6bb74c3af262699f9a6a0b"`
[INFO] [stdout] 340a6aaf2f296117e1cad1f33c2f7feff822a15a9a6bb74c3af262699f9a6a0b