[INFO] updating cached repository h1romas4/rust-synth-emulation
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/h1romas4/rust-synth-emulation
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/h1romas4/rust-synth-emulation" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/h1romas4/rust-synth-emulation" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/h1romas4/rust-synth-emulation"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/h1romas4/rust-synth-emulation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fd94a709684794281927ed6f2c4e2d01c4ab274
[INFO] sha for GitHub repo h1romas4/rust-synth-emulation: 7fd94a709684794281927ed6f2c4e2d01c4ab274
[INFO] validating manifest of h1romas4/rust-synth-emulation on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of h1romas4/rust-synth-emulation on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing h1romas4/rust-synth-emulation
[INFO] finished frobbing h1romas4/rust-synth-emulation
[INFO] frobbed toml for h1romas4/rust-synth-emulation written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation/Cargo.toml
[INFO] started frobbing h1romas4/rust-synth-emulation
[INFO] finished frobbing h1romas4/rust-synth-emulation
[INFO] frobbed toml for h1romas4/rust-synth-emulation written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/h1romas4/rust-synth-emulation/Cargo.toml
[INFO] crate h1romas4/rust-synth-emulation has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing h1romas4/rust-synth-emulation against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] bb8632bb8067fac2a03a8a4e7ff08f874d75e25b4ca2aac1abf1134557694718
[INFO] running `"docker" "start" "-a" "bb8632bb8067fac2a03a8a4e7ff08f874d75e25b4ca2aac1abf1134557694718"`
[INFO] [stderr]    Compiling synth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "bb8632bb8067fac2a03a8a4e7ff08f874d75e25b4ca2aac1abf1134557694718"`
[INFO] running `"docker" "rm" "-f" "bb8632bb8067fac2a03a8a4e7ff08f874d75e25b4ca2aac1abf1134557694718"`
[INFO] [stdout] bb8632bb8067fac2a03a8a4e7ff08f874d75e25b4ca2aac1abf1134557694718
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7243e72ebfb974e645f6af9a04f7dac8875c94f3b3dc36bdd9ad006e1368bb5f
[INFO] running `"docker" "start" "-a" "7243e72ebfb974e645f6af9a04f7dac8875c94f3b3dc36bdd9ad006e1368bb5f"`
[INFO] [stderr]    Compiling synth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "7243e72ebfb974e645f6af9a04f7dac8875c94f3b3dc36bdd9ad006e1368bb5f"`
[INFO] running `"docker" "rm" "-f" "7243e72ebfb974e645f6af9a04f7dac8875c94f3b3dc36bdd9ad006e1368bb5f"`
[INFO] [stdout] 7243e72ebfb974e645f6af9a04f7dac8875c94f3b3dc36bdd9ad006e1368bb5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/h1romas4/rust-synth-emulation:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 731c111888eec8658e3d47a6d931466916a9f10f1eac899f204db28a5fa94231
[INFO] running `"docker" "start" "-a" "731c111888eec8658e3d47a6d931466916a9f10f1eac899f204db28a5fa94231"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synth-05df5ac7d0124a1f
[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" "731c111888eec8658e3d47a6d931466916a9f10f1eac899f204db28a5fa94231"`
[INFO] running `"docker" "rm" "-f" "731c111888eec8658e3d47a6d931466916a9f10f1eac899f204db28a5fa94231"`
[INFO] [stdout] 731c111888eec8658e3d47a6d931466916a9f10f1eac899f204db28a5fa94231