[INFO] updating cached repository cfsamson/meeting_calculator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cfsamson/meeting_calculator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cfsamson/meeting_calculator" "work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cfsamson/meeting_calculator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cfsamson/meeting_calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cfsamson/meeting_calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c0a064febd7cb25eabb7a1f42d7bc3e4396e5b8
[INFO] sha for GitHub repo cfsamson/meeting_calculator: 4c0a064febd7cb25eabb7a1f42d7bc3e4396e5b8
[INFO] validating manifest of cfsamson/meeting_calculator 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 cfsamson/meeting_calculator 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 cfsamson/meeting_calculator
[INFO] finished frobbing cfsamson/meeting_calculator
[INFO] frobbed toml for cfsamson/meeting_calculator written to work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator/Cargo.toml
[INFO] started frobbing cfsamson/meeting_calculator
[INFO] finished frobbing cfsamson/meeting_calculator
[INFO] frobbed toml for cfsamson/meeting_calculator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cfsamson/meeting_calculator/Cargo.toml
[INFO] crate cfsamson/meeting_calculator 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 cfsamson/meeting_calculator 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator:/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] 25d8e9c9c198b101e69bc27cc92b1fb1607fcdf78e9155895305bb2f848a497e
[INFO] running `"docker" "start" "-a" "25d8e9c9c198b101e69bc27cc92b1fb1607fcdf78e9155895305bb2f848a497e"`
[INFO] [stderr]    Compiling forklare v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "25d8e9c9c198b101e69bc27cc92b1fb1607fcdf78e9155895305bb2f848a497e"`
[INFO] running `"docker" "rm" "-f" "25d8e9c9c198b101e69bc27cc92b1fb1607fcdf78e9155895305bb2f848a497e"`
[INFO] [stdout] 25d8e9c9c198b101e69bc27cc92b1fb1607fcdf78e9155895305bb2f848a497e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator:/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] efccf56b7ca91824b62eea72974c2ed77eb61b6c851e8983bf0080de170c6f7b
[INFO] running `"docker" "start" "-a" "efccf56b7ca91824b62eea72974c2ed77eb61b6c851e8983bf0080de170c6f7b"`
[INFO] [stderr]    Compiling forklare v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "efccf56b7ca91824b62eea72974c2ed77eb61b6c851e8983bf0080de170c6f7b"`
[INFO] running `"docker" "rm" "-f" "efccf56b7ca91824b62eea72974c2ed77eb61b6c851e8983bf0080de170c6f7b"`
[INFO] [stdout] efccf56b7ca91824b62eea72974c2ed77eb61b6c851e8983bf0080de170c6f7b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cfsamson/meeting_calculator:/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] 607b3c658d446693161146f33e9334ed13c78de2f2792f5db06b747b6229d2a6
[INFO] running `"docker" "start" "-a" "607b3c658d446693161146f33e9334ed13c78de2f2792f5db06b747b6229d2a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/forklare-918045f8db3c572a
[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" "607b3c658d446693161146f33e9334ed13c78de2f2792f5db06b747b6229d2a6"`
[INFO] running `"docker" "rm" "-f" "607b3c658d446693161146f33e9334ed13c78de2f2792f5db06b747b6229d2a6"`
[INFO] [stdout] 607b3c658d446693161146f33e9334ed13c78de2f2792f5db06b747b6229d2a6