[INFO] updating cached repository whostolemyhat/snowflakes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whostolemyhat/snowflakes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/snowflakes" "work/ex/beta-1.37-6/sources/1.36.0/gh/whostolemyhat/snowflakes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/whostolemyhat/snowflakes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/snowflakes" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/whostolemyhat/snowflakes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/whostolemyhat/snowflakes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 583546befdc15b4b1a7d65b472f4751b0ca07013
[INFO] sha for GitHub repo whostolemyhat/snowflakes: 583546befdc15b4b1a7d65b472f4751b0ca07013
[INFO] validating manifest of whostolemyhat/snowflakes 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 whostolemyhat/snowflakes 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 whostolemyhat/snowflakes
[INFO] finished frobbing whostolemyhat/snowflakes
[INFO] frobbed toml for whostolemyhat/snowflakes written to work/ex/beta-1.37-6/sources/1.36.0/gh/whostolemyhat/snowflakes/Cargo.toml
[INFO] started frobbing whostolemyhat/snowflakes
[INFO] finished frobbing whostolemyhat/snowflakes
[INFO] frobbed toml for whostolemyhat/snowflakes written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/whostolemyhat/snowflakes/Cargo.toml
[INFO] crate whostolemyhat/snowflakes 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 whostolemyhat/snowflakes 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/whostolemyhat/snowflakes:/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] f7aa20acb82a976922025bad1b60b278f99fe3bf8770afc3a3ec53194fe20212
[INFO] running `"docker" "start" "-a" "f7aa20acb82a976922025bad1b60b278f99fe3bf8770afc3a3ec53194fe20212"`
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.97s
[INFO] running `"docker" "inspect" "f7aa20acb82a976922025bad1b60b278f99fe3bf8770afc3a3ec53194fe20212"`
[INFO] running `"docker" "rm" "-f" "f7aa20acb82a976922025bad1b60b278f99fe3bf8770afc3a3ec53194fe20212"`
[INFO] [stdout] f7aa20acb82a976922025bad1b60b278f99fe3bf8770afc3a3ec53194fe20212
[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/whostolemyhat/snowflakes:/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] 8889ed90955feb7bf082e23a7f99b3902b93437274aefabe52b38ae5ecc48beb
[INFO] running `"docker" "start" "-a" "8889ed90955feb7bf082e23a7f99b3902b93437274aefabe52b38ae5ecc48beb"`
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "8889ed90955feb7bf082e23a7f99b3902b93437274aefabe52b38ae5ecc48beb"`
[INFO] running `"docker" "rm" "-f" "8889ed90955feb7bf082e23a7f99b3902b93437274aefabe52b38ae5ecc48beb"`
[INFO] [stdout] 8889ed90955feb7bf082e23a7f99b3902b93437274aefabe52b38ae5ecc48beb
[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/whostolemyhat/snowflakes:/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] 10c54112482402aba7b025e351b3a10feac7bb236fe32bd1efee03acd6fc6149
[INFO] running `"docker" "start" "-a" "10c54112482402aba7b025e351b3a10feac7bb236fe32bd1efee03acd6fc6149"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snowflake-32758d6a7545b7fc
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-4ff45592604db8fa
[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] [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] [stderr]    Doc-tests snowflake
[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" "10c54112482402aba7b025e351b3a10feac7bb236fe32bd1efee03acd6fc6149"`
[INFO] running `"docker" "rm" "-f" "10c54112482402aba7b025e351b3a10feac7bb236fe32bd1efee03acd6fc6149"`
[INFO] [stdout] 10c54112482402aba7b025e351b3a10feac7bb236fe32bd1efee03acd6fc6149