[INFO] updating cached repository emekoi/mix
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/emekoi/mix
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/emekoi/mix" "work/ex/beta-1.37-6/sources/1.36.0/gh/emekoi/mix"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/emekoi/mix'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/emekoi/mix" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2806d3895a08096deaeaaf2e40451348f194555
[INFO] sha for GitHub repo emekoi/mix: e2806d3895a08096deaeaaf2e40451348f194555
[INFO] validating manifest of emekoi/mix on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of emekoi/mix on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing emekoi/mix
[INFO] finished frobbing emekoi/mix
[INFO] frobbed toml for emekoi/mix written to work/ex/beta-1.37-6/sources/1.36.0/gh/emekoi/mix/Cargo.toml
[INFO] started frobbing emekoi/mix
[INFO] finished frobbing emekoi/mix
[INFO] frobbed toml for emekoi/mix written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix/Cargo.toml
[INFO] crate emekoi/mix already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing emekoi/mix against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] d7c1b2bc2c61590d21ad32c932ed446decce57b42dceac81c89e9bdc4daf7a20
[INFO] running `"docker" "start" "-a" "d7c1b2bc2c61590d21ad32c932ed446decce57b42dceac81c89e9bdc4daf7a20"`
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling cpal v0.8.0
[INFO] [stderr]    Compiling wavefile v0.2.0
[INFO] [stderr]    Compiling mix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `"docker" "inspect" "d7c1b2bc2c61590d21ad32c932ed446decce57b42dceac81c89e9bdc4daf7a20"`
[INFO] running `"docker" "rm" "-f" "d7c1b2bc2c61590d21ad32c932ed446decce57b42dceac81c89e9bdc4daf7a20"`
[INFO] [stdout] d7c1b2bc2c61590d21ad32c932ed446decce57b42dceac81c89e9bdc4daf7a20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a064f4e282f056f66d2e8e72ac91f60e42ed358fda6b993cf2a7ae93f829c369
[INFO] running `"docker" "start" "-a" "a064f4e282f056f66d2e8e72ac91f60e42ed358fda6b993cf2a7ae93f829c369"`
[INFO] [stderr]    Compiling mix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "a064f4e282f056f66d2e8e72ac91f60e42ed358fda6b993cf2a7ae93f829c369"`
[INFO] running `"docker" "rm" "-f" "a064f4e282f056f66d2e8e72ac91f60e42ed358fda6b993cf2a7ae93f829c369"`
[INFO] [stdout] a064f4e282f056f66d2e8e72ac91f60e42ed358fda6b993cf2a7ae93f829c369
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/emekoi/mix:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 162bb60cd5e2a51c1e185ab2e3501efbf7dc7b2bde018599ffa1b01ba34e110f
[INFO] running `"docker" "start" "-a" "162bb60cd5e2a51c1e185ab2e3501efbf7dc7b2bde018599ffa1b01ba34e110f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mix-0f3d3815ee0db651
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mixer::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "162bb60cd5e2a51c1e185ab2e3501efbf7dc7b2bde018599ffa1b01ba34e110f"`
[INFO] running `"docker" "rm" "-f" "162bb60cd5e2a51c1e185ab2e3501efbf7dc7b2bde018599ffa1b01ba34e110f"`
[INFO] [stdout] 162bb60cd5e2a51c1e185ab2e3501efbf7dc7b2bde018599ffa1b01ba34e110f