[INFO] updating cached repository softprops/rueler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/softprops/rueler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/rueler" "work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/rueler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/softprops/rueler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/softprops/rueler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 148131e8c8d0ae91cc2f924fb5722b539202aae3
[INFO] sha for GitHub repo softprops/rueler: 148131e8c8d0ae91cc2f924fb5722b539202aae3
[INFO] validating manifest of softprops/rueler 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 softprops/rueler 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 softprops/rueler
[INFO] finished frobbing softprops/rueler
[INFO] frobbed toml for softprops/rueler written to work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler/Cargo.toml
[INFO] started frobbing softprops/rueler
[INFO] finished frobbing softprops/rueler
[INFO] frobbed toml for softprops/rueler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/softprops/rueler/Cargo.toml
[INFO] crate softprops/rueler 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 softprops/rueler 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler:/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] 6258768c2fc3fdc0963738910508133508843e372674f1fcaa128633e91e2c8c
[INFO] running `"docker" "start" "-a" "6258768c2fc3fdc0963738910508133508843e372674f1fcaa128633e91e2c8c"`
[INFO] [stderr]    Compiling rueler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "6258768c2fc3fdc0963738910508133508843e372674f1fcaa128633e91e2c8c"`
[INFO] running `"docker" "rm" "-f" "6258768c2fc3fdc0963738910508133508843e372674f1fcaa128633e91e2c8c"`
[INFO] [stdout] 6258768c2fc3fdc0963738910508133508843e372674f1fcaa128633e91e2c8c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler:/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] a9c5d04c3538958f53879ac8039391310ceeb37c2e82be45b6fc9b00e6a23f96
[INFO] running `"docker" "start" "-a" "a9c5d04c3538958f53879ac8039391310ceeb37c2e82be45b6fc9b00e6a23f96"`
[INFO] [stderr]    Compiling rueler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "a9c5d04c3538958f53879ac8039391310ceeb37c2e82be45b6fc9b00e6a23f96"`
[INFO] running `"docker" "rm" "-f" "a9c5d04c3538958f53879ac8039391310ceeb37c2e82be45b6fc9b00e6a23f96"`
[INFO] [stdout] a9c5d04c3538958f53879ac8039391310ceeb37c2e82be45b6fc9b00e6a23f96
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/softprops/rueler:/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] ae90592b53c1921e4dc18422d588621063e30b30d1e920585ae50eb7879b77f3
[INFO] running `"docker" "start" "-a" "ae90592b53c1921e4dc18422d588621063e30b30d1e920585ae50eb7879b77f3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rueler-73e8dbca87238adf
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::two ... ok
[INFO] [stdout] test tests::one ... ok
[INFO] [stderr]    Doc-tests rueler
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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] running `"docker" "inspect" "ae90592b53c1921e4dc18422d588621063e30b30d1e920585ae50eb7879b77f3"`
[INFO] running `"docker" "rm" "-f" "ae90592b53c1921e4dc18422d588621063e30b30d1e920585ae50eb7879b77f3"`
[INFO] [stdout] ae90592b53c1921e4dc18422d588621063e30b30d1e920585ae50eb7879b77f3