[INFO] updating cached repository Riptawr/zoo_visitor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Riptawr/zoo_visitor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Riptawr/zoo_visitor" "work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Riptawr/zoo_visitor" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Riptawr/zoo_visitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Riptawr/zoo_visitor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86149d8276134d03b82f770c1ab15a84542d0fcd
[INFO] sha for GitHub repo Riptawr/zoo_visitor: 86149d8276134d03b82f770c1ab15a84542d0fcd
[INFO] validating manifest of Riptawr/zoo_visitor 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 Riptawr/zoo_visitor 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 Riptawr/zoo_visitor
[INFO] finished frobbing Riptawr/zoo_visitor
[INFO] frobbed toml for Riptawr/zoo_visitor written to work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor/Cargo.toml
[INFO] started frobbing Riptawr/zoo_visitor
[INFO] finished frobbing Riptawr/zoo_visitor
[INFO] frobbed toml for Riptawr/zoo_visitor written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Riptawr/zoo_visitor/Cargo.toml
[INFO] crate Riptawr/zoo_visitor 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 Riptawr/zoo_visitor 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor:/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] aef0855c6dcd5f0797f2313ae61bda7f7c9bcd91ec65d24c69b9feb36f3f59cf
[INFO] running `"docker" "start" "-a" "aef0855c6dcd5f0797f2313ae61bda7f7c9bcd91ec65d24c69b9feb36f3f59cf"`
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling zookeeper_derive v0.3.0
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling zookeeper v0.4.0
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `"docker" "inspect" "aef0855c6dcd5f0797f2313ae61bda7f7c9bcd91ec65d24c69b9feb36f3f59cf"`
[INFO] running `"docker" "rm" "-f" "aef0855c6dcd5f0797f2313ae61bda7f7c9bcd91ec65d24c69b9feb36f3f59cf"`
[INFO] [stdout] aef0855c6dcd5f0797f2313ae61bda7f7c9bcd91ec65d24c69b9feb36f3f59cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor:/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] d304a5dadebe70a71f022b30327acf60064a2f73dcb203aa138ad5f3d108b79e
[INFO] running `"docker" "start" "-a" "d304a5dadebe70a71f022b30327acf60064a2f73dcb203aa138ad5f3d108b79e"`
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "d304a5dadebe70a71f022b30327acf60064a2f73dcb203aa138ad5f3d108b79e"`
[INFO] running `"docker" "rm" "-f" "d304a5dadebe70a71f022b30327acf60064a2f73dcb203aa138ad5f3d108b79e"`
[INFO] [stdout] d304a5dadebe70a71f022b30327acf60064a2f73dcb203aa138ad5f3d108b79e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Riptawr/zoo_visitor:/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] 6de354908cc60f16f2031e839ff527b3a7c82c363856e778620384ec81a99ad7
[INFO] running `"docker" "start" "-a" "6de354908cc60f16f2031e839ff527b3a7c82c363856e778620384ec81a99ad7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zoo_visitor-56793108a855369b
[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" "6de354908cc60f16f2031e839ff527b3a7c82c363856e778620384ec81a99ad7"`
[INFO] running `"docker" "rm" "-f" "6de354908cc60f16f2031e839ff527b3a7c82c363856e778620384ec81a99ad7"`
[INFO] [stdout] 6de354908cc60f16f2031e839ff527b3a7c82c363856e778620384ec81a99ad7