[INFO] crate mvn-autoenforce 0.1.2 is already in cache
[INFO] extracting crate mvn-autoenforce 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/mvn-autoenforce/0.1.2
[INFO] extracting crate mvn-autoenforce 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mvn-autoenforce/0.1.2
[INFO] validating manifest of mvn-autoenforce-0.1.2 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 mvn-autoenforce-0.1.2 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 mvn-autoenforce-0.1.2
[INFO] finished frobbing mvn-autoenforce-0.1.2
[INFO] frobbed toml for mvn-autoenforce-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mvn-autoenforce/0.1.2/Cargo.toml
[INFO] started frobbing mvn-autoenforce-0.1.2
[INFO] finished frobbing mvn-autoenforce-0.1.2
[INFO] frobbed toml for mvn-autoenforce-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mvn-autoenforce/0.1.2/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 mvn-autoenforce-0.1.2 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/mvn-autoenforce/0.1.2:/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] 19a02c55c64535fa48a692e60957ad4a5b84563be76548903032df3bc8d77913
[INFO] running `"docker" "start" "-a" "19a02c55c64535fa48a692e60957ad4a5b84563be76548903032df3bc8d77913"`
[INFO] [stderr]    Compiling version-compare v0.0.5
[INFO] [stderr] warning[E0621]: explicit lifetime required in the type of `other`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/version-compare-0.0.5/src/version.rs:308:13
[INFO] [stderr]     |
[INFO] [stderr] 304 |     pub fn compare(&self, other: &Version) -> CompOp {
[INFO] [stderr]     |                                  -------- help: add explicit lifetime `'a` to the type of `other`: `&version::Version<'a>`
[INFO] [stderr] ...
[INFO] [stderr] 308 |             other.parts.iter().peekable(),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime `'a` required
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling mvn-autoenforce v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "19a02c55c64535fa48a692e60957ad4a5b84563be76548903032df3bc8d77913"`
[INFO] running `"docker" "rm" "-f" "19a02c55c64535fa48a692e60957ad4a5b84563be76548903032df3bc8d77913"`
[INFO] [stdout] 19a02c55c64535fa48a692e60957ad4a5b84563be76548903032df3bc8d77913
[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/mvn-autoenforce/0.1.2:/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] d6f629554aafbb246b7cc21f34a4d64958abbe70d269cad6a496123f1a583470
[INFO] running `"docker" "start" "-a" "d6f629554aafbb246b7cc21f34a4d64958abbe70d269cad6a496123f1a583470"`
[INFO] [stderr]    Compiling mvn-autoenforce v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "d6f629554aafbb246b7cc21f34a4d64958abbe70d269cad6a496123f1a583470"`
[INFO] running `"docker" "rm" "-f" "d6f629554aafbb246b7cc21f34a4d64958abbe70d269cad6a496123f1a583470"`
[INFO] [stdout] d6f629554aafbb246b7cc21f34a4d64958abbe70d269cad6a496123f1a583470
[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/mvn-autoenforce/0.1.2:/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] 5250b4c3b103f1b003998daad00066b3b03ef838c7e7e1fa97308aad34819499
[INFO] running `"docker" "start" "-a" "5250b4c3b103f1b003998daad00066b3b03ef838c7e7e1fa97308aad34819499"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mvn_autoenforce-51be9e6881e6bbe7
[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" "5250b4c3b103f1b003998daad00066b3b03ef838c7e7e1fa97308aad34819499"`
[INFO] running `"docker" "rm" "-f" "5250b4c3b103f1b003998daad00066b3b03ef838c7e7e1fa97308aad34819499"`
[INFO] [stdout] 5250b4c3b103f1b003998daad00066b3b03ef838c7e7e1fa97308aad34819499