[INFO] updating cached repository TidyMaze/fibonacciCached
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TidyMaze/fibonacciCached
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TidyMaze/fibonacciCached" "work/ex/beta-1.37-6/sources/1.36.0/gh/TidyMaze/fibonacciCached"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TidyMaze/fibonacciCached'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TidyMaze/fibonacciCached" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8d2cd4d7e80cff309ee6a563709e32fc9d4f178
[INFO] sha for GitHub repo TidyMaze/fibonacciCached: d8d2cd4d7e80cff309ee6a563709e32fc9d4f178
[INFO] validating manifest of TidyMaze/fibonacciCached 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 TidyMaze/fibonacciCached 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 TidyMaze/fibonacciCached
[INFO] finished frobbing TidyMaze/fibonacciCached
[INFO] frobbed toml for TidyMaze/fibonacciCached written to work/ex/beta-1.37-6/sources/1.36.0/gh/TidyMaze/fibonacciCached/Cargo.toml
[INFO] started frobbing TidyMaze/fibonacciCached
[INFO] finished frobbing TidyMaze/fibonacciCached
[INFO] frobbed toml for TidyMaze/fibonacciCached written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached/Cargo.toml
[INFO] crate TidyMaze/fibonacciCached 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TidyMaze/fibonacciCached 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-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached:/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] 4af445cfc87de6abdef8938d7d885db4ccd1c27400e342f286e91a7e23e939fa
[INFO] running `"docker" "start" "-a" "4af445cfc87de6abdef8938d7d885db4ccd1c27400e342f286e91a7e23e939fa"`
[INFO] [stderr]    Compiling testRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `testRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `test_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "4af445cfc87de6abdef8938d7d885db4ccd1c27400e342f286e91a7e23e939fa"`
[INFO] running `"docker" "rm" "-f" "4af445cfc87de6abdef8938d7d885db4ccd1c27400e342f286e91a7e23e939fa"`
[INFO] [stdout] 4af445cfc87de6abdef8938d7d885db4ccd1c27400e342f286e91a7e23e939fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached:/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] 1a6f42abe77900f72bf3a15eb5c799fb51e044b7e168c93963e4e9968b6103af
[INFO] running `"docker" "start" "-a" "1a6f42abe77900f72bf3a15eb5c799fb51e044b7e168c93963e4e9968b6103af"`
[INFO] [stderr]    Compiling testRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `testRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `test_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "1a6f42abe77900f72bf3a15eb5c799fb51e044b7e168c93963e4e9968b6103af"`
[INFO] running `"docker" "rm" "-f" "1a6f42abe77900f72bf3a15eb5c799fb51e044b7e168c93963e4e9968b6103af"`
[INFO] [stdout] 1a6f42abe77900f72bf3a15eb5c799fb51e044b7e168c93963e4e9968b6103af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TidyMaze/fibonacciCached:/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] 6d740d45d5fa4e997aef01a79b9cdeeaf9d6956dac8b1b649fd459c31ab1fdab
[INFO] running `"docker" "start" "-a" "6d740d45d5fa4e997aef01a79b9cdeeaf9d6956dac8b1b649fd459c31ab1fdab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/testRust-9193eaa82b66e525
[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" "6d740d45d5fa4e997aef01a79b9cdeeaf9d6956dac8b1b649fd459c31ab1fdab"`
[INFO] running `"docker" "rm" "-f" "6d740d45d5fa4e997aef01a79b9cdeeaf9d6956dac8b1b649fd459c31ab1fdab"`
[INFO] [stdout] 6d740d45d5fa4e997aef01a79b9cdeeaf9d6956dac8b1b649fd459c31ab1fdab