[INFO] updating cached repository terakun/unification
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/terakun/unification
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/terakun/unification" "work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/terakun/unification" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/terakun/unification"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/terakun/unification'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 79173646fdbf2d2962ccc2827c4bf36ddea564ef
[INFO] sha for GitHub repo terakun/unification: 79173646fdbf2d2962ccc2827c4bf36ddea564ef
[INFO] validating manifest of terakun/unification 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 terakun/unification 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 terakun/unification
[INFO] finished frobbing terakun/unification
[INFO] frobbed toml for terakun/unification written to work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification/Cargo.toml
[INFO] started frobbing terakun/unification
[INFO] finished frobbing terakun/unification
[INFO] frobbed toml for terakun/unification written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/terakun/unification/Cargo.toml
[INFO] crate terakun/unification 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 terakun/unification 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification:/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] 1ce104775f9a61e8c0d59adb4b0b1c7a5f8ba7d184df54c96bfb57df0f5507dd
[INFO] running `"docker" "start" "-a" "1ce104775f9a61e8c0d59adb4b0b1c7a5f8ba7d184df54c96bfb57df0f5507dd"`
[INFO] [stderr]    Compiling unification v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "1ce104775f9a61e8c0d59adb4b0b1c7a5f8ba7d184df54c96bfb57df0f5507dd"`
[INFO] running `"docker" "rm" "-f" "1ce104775f9a61e8c0d59adb4b0b1c7a5f8ba7d184df54c96bfb57df0f5507dd"`
[INFO] [stdout] 1ce104775f9a61e8c0d59adb4b0b1c7a5f8ba7d184df54c96bfb57df0f5507dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification:/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] b330a2c84540387b4a73378d542d1865ab78c66672b70147c9c0c1b55ec04b36
[INFO] running `"docker" "start" "-a" "b330a2c84540387b4a73378d542d1865ab78c66672b70147c9c0c1b55ec04b36"`
[INFO] [stderr]    Compiling unification v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "b330a2c84540387b4a73378d542d1865ab78c66672b70147c9c0c1b55ec04b36"`
[INFO] running `"docker" "rm" "-f" "b330a2c84540387b4a73378d542d1865ab78c66672b70147c9c0c1b55ec04b36"`
[INFO] [stdout] b330a2c84540387b4a73378d542d1865ab78c66672b70147c9c0c1b55ec04b36
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/terakun/unification:/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] c396ffc83275b6406b8aa1d37899eaad3f124a0a2107b4b7e8673c2b9ec93600
[INFO] running `"docker" "start" "-a" "c396ffc83275b6406b8aa1d37899eaad3f124a0a2107b4b7e8673c2b9ec93600"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unification-feba606187feebad
[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" "c396ffc83275b6406b8aa1d37899eaad3f124a0a2107b4b7e8673c2b9ec93600"`
[INFO] running `"docker" "rm" "-f" "c396ffc83275b6406b8aa1d37899eaad3f124a0a2107b4b7e8673c2b9ec93600"`
[INFO] [stdout] c396ffc83275b6406b8aa1d37899eaad3f124a0a2107b4b7e8673c2b9ec93600