[INFO] updating cached repository WAFFO/karma-dice-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WAFFO/karma-dice-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WAFFO/karma-dice-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WAFFO/karma-dice-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WAFFO/karma-dice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WAFFO/karma-dice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5345743c35b10da9abc5a46d20fad38d937f1a2
[INFO] sha for GitHub repo WAFFO/karma-dice-rust: c5345743c35b10da9abc5a46d20fad38d937f1a2
[INFO] validating manifest of WAFFO/karma-dice-rust 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 WAFFO/karma-dice-rust 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 WAFFO/karma-dice-rust
[INFO] finished frobbing WAFFO/karma-dice-rust
[INFO] frobbed toml for WAFFO/karma-dice-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust/Cargo.toml
[INFO] started frobbing WAFFO/karma-dice-rust
[INFO] finished frobbing WAFFO/karma-dice-rust
[INFO] frobbed toml for WAFFO/karma-dice-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WAFFO/karma-dice-rust/Cargo.toml
[INFO] crate WAFFO/karma-dice-rust 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 WAFFO/karma-dice-rust 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust:/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] 59e121d80c70d9b8f96057c8215e461367375d9a34c5eca1891a4aea860d4986
[INFO] running `"docker" "start" "-a" "59e121d80c70d9b8f96057c8215e461367375d9a34c5eca1891a4aea860d4986"`
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling karma_dice_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.38s
[INFO] running `"docker" "inspect" "59e121d80c70d9b8f96057c8215e461367375d9a34c5eca1891a4aea860d4986"`
[INFO] running `"docker" "rm" "-f" "59e121d80c70d9b8f96057c8215e461367375d9a34c5eca1891a4aea860d4986"`
[INFO] [stdout] 59e121d80c70d9b8f96057c8215e461367375d9a34c5eca1891a4aea860d4986
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust:/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] bd0f58cfa349ac1412ee38ed2219776092c18c52e8e48117c3223a7132bcba57
[INFO] running `"docker" "start" "-a" "bd0f58cfa349ac1412ee38ed2219776092c18c52e8e48117c3223a7132bcba57"`
[INFO] [stderr]    Compiling karma_dice_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "bd0f58cfa349ac1412ee38ed2219776092c18c52e8e48117c3223a7132bcba57"`
[INFO] running `"docker" "rm" "-f" "bd0f58cfa349ac1412ee38ed2219776092c18c52e8e48117c3223a7132bcba57"`
[INFO] [stdout] bd0f58cfa349ac1412ee38ed2219776092c18c52e8e48117c3223a7132bcba57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/WAFFO/karma-dice-rust:/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] 599e9abd745ed24a0c4831d7634be96c8d564633d736356744f0c299c306746d
[INFO] running `"docker" "start" "-a" "599e9abd745ed24a0c4831d7634be96c8d564633d736356744f0c299c306746d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/karma_dice_rust-62087fbf80cd6d8f
[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]      Running /opt/crater/target/debug/deps/karma_dice_rust-fd47e3600f2d3add
[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] [stderr]    Doc-tests karma_dice_rust
[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" "599e9abd745ed24a0c4831d7634be96c8d564633d736356744f0c299c306746d"`
[INFO] running `"docker" "rm" "-f" "599e9abd745ed24a0c4831d7634be96c8d564633d736356744f0c299c306746d"`
[INFO] [stdout] 599e9abd745ed24a0c4831d7634be96c8d564633d736356744f0c299c306746d