[INFO] fetching crate xs 0.0.0...
[INFO] extracting crate xs 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0
[INFO] extracting crate xs 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xs/0.0.0
[INFO] validating manifest of xs-0.0.0 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 xs-0.0.0 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 xs-0.0.0
[INFO] finished frobbing xs-0.0.0
[INFO] frobbed toml for xs-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0/Cargo.toml
[INFO] started frobbing xs-0.0.0
[INFO] finished frobbing xs-0.0.0
[INFO] frobbed toml for xs-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xs/0.0.0/Cargo.toml
[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 xs-0.0.0 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/reg/xs/0.0.0:/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] 607a828a16a2e4a1f7246a8c824319ab69956dbd03ad5863e9afafb3d6148c48
[INFO] running `"docker" "start" "-a" "607a828a16a2e4a1f7246a8c824319ab69956dbd03ad5863e9afafb3d6148c48"`
[INFO] [stderr]    Compiling xs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `"docker" "inspect" "607a828a16a2e4a1f7246a8c824319ab69956dbd03ad5863e9afafb3d6148c48"`
[INFO] running `"docker" "rm" "-f" "607a828a16a2e4a1f7246a8c824319ab69956dbd03ad5863e9afafb3d6148c48"`
[INFO] [stdout] 607a828a16a2e4a1f7246a8c824319ab69956dbd03ad5863e9afafb3d6148c48
[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/reg/xs/0.0.0:/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] 971ce72f0da61acac2f5ded07cd3b7f19e7d97db93a454bd176d7fb27f8cb281
[INFO] running `"docker" "start" "-a" "971ce72f0da61acac2f5ded07cd3b7f19e7d97db93a454bd176d7fb27f8cb281"`
[INFO] [stderr]    Compiling xs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "971ce72f0da61acac2f5ded07cd3b7f19e7d97db93a454bd176d7fb27f8cb281"`
[INFO] running `"docker" "rm" "-f" "971ce72f0da61acac2f5ded07cd3b7f19e7d97db93a454bd176d7fb27f8cb281"`
[INFO] [stdout] 971ce72f0da61acac2f5ded07cd3b7f19e7d97db93a454bd176d7fb27f8cb281
[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/reg/xs/0.0.0:/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] 183829e421c421db164244a5a1d303167f2a8fd440f17d17eeeb377bf6be046d
[INFO] running `"docker" "start" "-a" "183829e421c421db164244a5a1d303167f2a8fd440f17d17eeeb377bf6be046d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xs-21a8e6e017ebb778
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xs
[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" "183829e421c421db164244a5a1d303167f2a8fd440f17d17eeeb377bf6be046d"`
[INFO] running `"docker" "rm" "-f" "183829e421c421db164244a5a1d303167f2a8fd440f17d17eeeb377bf6be046d"`
[INFO] [stdout] 183829e421c421db164244a5a1d303167f2a8fd440f17d17eeeb377bf6be046d