[INFO] updating cached repository nutcase84/piano
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nutcase84/piano
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nutcase84/piano" "work/ex/beta-1.37-6/sources/1.36.0/gh/nutcase84/piano"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nutcase84/piano'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nutcase84/piano" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nutcase84/piano"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nutcase84/piano'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd2f724ca7a6fbc01e24f95ad413e3f8c698382e
[INFO] sha for GitHub repo nutcase84/piano: cd2f724ca7a6fbc01e24f95ad413e3f8c698382e
[INFO] validating manifest of nutcase84/piano 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 nutcase84/piano 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 nutcase84/piano
[INFO] finished frobbing nutcase84/piano
[INFO] frobbed toml for nutcase84/piano written to work/ex/beta-1.37-6/sources/1.36.0/gh/nutcase84/piano/Cargo.toml
[INFO] started frobbing nutcase84/piano
[INFO] finished frobbing nutcase84/piano
[INFO] frobbed toml for nutcase84/piano written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nutcase84/piano/Cargo.toml
[INFO] crate nutcase84/piano 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nutcase84/piano 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-7/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/nutcase84/piano:/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] 36456080a34886eb997f12db69e92a5de8bb8e9fa1900def8603b478b8a25ad6
[INFO] running `"docker" "start" "-a" "36456080a34886eb997f12db69e92a5de8bb8e9fa1900def8603b478b8a25ad6"`
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling vst v0.1.0
[INFO] [stderr]    Compiling string v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
[INFO] running `"docker" "inspect" "36456080a34886eb997f12db69e92a5de8bb8e9fa1900def8603b478b8a25ad6"`
[INFO] running `"docker" "rm" "-f" "36456080a34886eb997f12db69e92a5de8bb8e9fa1900def8603b478b8a25ad6"`
[INFO] [stdout] 36456080a34886eb997f12db69e92a5de8bb8e9fa1900def8603b478b8a25ad6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/nutcase84/piano:/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] 6243c8a54df4818fd0971fc602cbc5c6950269900e621daeecc3eeee7e3d8616
[INFO] running `"docker" "start" "-a" "6243c8a54df4818fd0971fc602cbc5c6950269900e621daeecc3eeee7e3d8616"`
[INFO] [stderr]    Compiling string v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "6243c8a54df4818fd0971fc602cbc5c6950269900e621daeecc3eeee7e3d8616"`
[INFO] running `"docker" "rm" "-f" "6243c8a54df4818fd0971fc602cbc5c6950269900e621daeecc3eeee7e3d8616"`
[INFO] [stdout] 6243c8a54df4818fd0971fc602cbc5c6950269900e621daeecc3eeee7e3d8616
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/nutcase84/piano:/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] 813b3298193269154f868516b4ce0a21d5b78fbccdba60141e6f79bacef9e847
[INFO] running `"docker" "start" "-a" "813b3298193269154f868516b4ce0a21d5b78fbccdba60141e6f79bacef9e847"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/string-55230f1a6472c718
[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" "813b3298193269154f868516b4ce0a21d5b78fbccdba60141e6f79bacef9e847"`
[INFO] running `"docker" "rm" "-f" "813b3298193269154f868516b4ce0a21d5b78fbccdba60141e6f79bacef9e847"`
[INFO] [stdout] 813b3298193269154f868516b4ce0a21d5b78fbccdba60141e6f79bacef9e847