[INFO] updating cached repository rtroxler/blackjack.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rtroxler/blackjack.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rtroxler/blackjack.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rtroxler/blackjack.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rtroxler/blackjack.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rtroxler/blackjack.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e127804550ab31257cf0e27ee0064026bef041c3
[INFO] sha for GitHub repo rtroxler/blackjack.rs: e127804550ab31257cf0e27ee0064026bef041c3
[INFO] validating manifest of rtroxler/blackjack.rs 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 rtroxler/blackjack.rs 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 rtroxler/blackjack.rs
[INFO] finished frobbing rtroxler/blackjack.rs
[INFO] frobbed toml for rtroxler/blackjack.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs/Cargo.toml
[INFO] started frobbing rtroxler/blackjack.rs
[INFO] finished frobbing rtroxler/blackjack.rs
[INFO] frobbed toml for rtroxler/blackjack.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rtroxler/blackjack.rs/Cargo.toml
[INFO] crate rtroxler/blackjack.rs 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rtroxler/blackjack.rs 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs:/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] 0a1bd8b4b75a6ea29cc93bdbc5b5370a687b21e8ce312f106494c73341312cfd
[INFO] running `"docker" "start" "-a" "0a1bd8b4b75a6ea29cc93bdbc5b5370a687b21e8ce312f106494c73341312cfd"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling blackjack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `"docker" "inspect" "0a1bd8b4b75a6ea29cc93bdbc5b5370a687b21e8ce312f106494c73341312cfd"`
[INFO] running `"docker" "rm" "-f" "0a1bd8b4b75a6ea29cc93bdbc5b5370a687b21e8ce312f106494c73341312cfd"`
[INFO] [stdout] 0a1bd8b4b75a6ea29cc93bdbc5b5370a687b21e8ce312f106494c73341312cfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs:/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] f2ffc6df134d4f30fb7d0431df9e3f0d4d1cb1a60b81c06d2cefe2f1ffeeb942
[INFO] running `"docker" "start" "-a" "f2ffc6df134d4f30fb7d0431df9e3f0d4d1cb1a60b81c06d2cefe2f1ffeeb942"`
[INFO] [stderr]    Compiling blackjack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "f2ffc6df134d4f30fb7d0431df9e3f0d4d1cb1a60b81c06d2cefe2f1ffeeb942"`
[INFO] running `"docker" "rm" "-f" "f2ffc6df134d4f30fb7d0431df9e3f0d4d1cb1a60b81c06d2cefe2f1ffeeb942"`
[INFO] [stdout] f2ffc6df134d4f30fb7d0431df9e3f0d4d1cb1a60b81c06d2cefe2f1ffeeb942
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rtroxler/blackjack.rs:/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] d207fb88c5c3a0e1e1227a68d8355cb706fe0a93fea04680c4e0403fa440f59a
[INFO] running `"docker" "start" "-a" "d207fb88c5c3a0e1e1227a68d8355cb706fe0a93fea04680c4e0403fa440f59a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/blackjack-2ac2f1f2c81bbaad
[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" "d207fb88c5c3a0e1e1227a68d8355cb706fe0a93fea04680c4e0403fa440f59a"`
[INFO] running `"docker" "rm" "-f" "d207fb88c5c3a0e1e1227a68d8355cb706fe0a93fea04680c4e0403fa440f59a"`
[INFO] [stdout] d207fb88c5c3a0e1e1227a68d8355cb706fe0a93fea04680c4e0403fa440f59a