[INFO] updating cached repository raigo/sorting-challenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/raigo/sorting-challenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/raigo/sorting-challenge" "work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/raigo/sorting-challenge" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raigo/sorting-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raigo/sorting-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96b2e1266da8dded6d92ace3ab7b49529cf49854
[INFO] sha for GitHub repo raigo/sorting-challenge: 96b2e1266da8dded6d92ace3ab7b49529cf49854
[INFO] validating manifest of raigo/sorting-challenge 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 raigo/sorting-challenge 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 raigo/sorting-challenge
[INFO] finished frobbing raigo/sorting-challenge
[INFO] frobbed toml for raigo/sorting-challenge written to work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge/Cargo.toml
[INFO] started frobbing raigo/sorting-challenge
[INFO] finished frobbing raigo/sorting-challenge
[INFO] frobbed toml for raigo/sorting-challenge written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raigo/sorting-challenge/Cargo.toml
[INFO] crate raigo/sorting-challenge 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 raigo/sorting-challenge against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b9204816a5651862e8bf44c797175660c485cc714d2ed9e6fb43df4fa187e9f3
[INFO] running `"docker" "start" "-a" "b9204816a5651862e8bf44c797175660c485cc714d2ed9e6fb43df4fa187e9f3"`
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "b9204816a5651862e8bf44c797175660c485cc714d2ed9e6fb43df4fa187e9f3"`
[INFO] running `"docker" "rm" "-f" "b9204816a5651862e8bf44c797175660c485cc714d2ed9e6fb43df4fa187e9f3"`
[INFO] [stdout] b9204816a5651862e8bf44c797175660c485cc714d2ed9e6fb43df4fa187e9f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 142eb0c9e0415fa760486784ae01538cda4c942e6244b9b5134361713cde7936
[INFO] running `"docker" "start" "-a" "142eb0c9e0415fa760486784ae01538cda4c942e6244b9b5134361713cde7936"`
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "142eb0c9e0415fa760486784ae01538cda4c942e6244b9b5134361713cde7936"`
[INFO] running `"docker" "rm" "-f" "142eb0c9e0415fa760486784ae01538cda4c942e6244b9b5134361713cde7936"`
[INFO] [stdout] 142eb0c9e0415fa760486784ae01538cda4c942e6244b9b5134361713cde7936
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raigo/sorting-challenge:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 99130441eead0d3195e1d605c3c51144f3a6eb686d31124ea2462fea389296e1
[INFO] running `"docker" "start" "-a" "99130441eead0d3195e1d605c3c51144f3a6eb686d31124ea2462fea389296e1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sorting-b51e142e08f5fdca
[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" "99130441eead0d3195e1d605c3c51144f3a6eb686d31124ea2462fea389296e1"`
[INFO] running `"docker" "rm" "-f" "99130441eead0d3195e1d605c3c51144f3a6eb686d31124ea2462fea389296e1"`
[INFO] [stdout] 99130441eead0d3195e1d605c3c51144f3a6eb686d31124ea2462fea389296e1