[INFO] updating cached repository lpedrosa/guess_number
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lpedrosa/guess_number
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lpedrosa/guess_number" "work/ex/beta-1.37-6/sources/1.36.0/gh/lpedrosa/guess_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lpedrosa/guess_number'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lpedrosa/guess_number" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lpedrosa/guess_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lpedrosa/guess_number'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39e4681dd4a91437e45ea996af21f51b767af24b
[INFO] sha for GitHub repo lpedrosa/guess_number: 39e4681dd4a91437e45ea996af21f51b767af24b
[INFO] validating manifest of lpedrosa/guess_number 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 lpedrosa/guess_number 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 lpedrosa/guess_number
[INFO] finished frobbing lpedrosa/guess_number
[INFO] frobbed toml for lpedrosa/guess_number written to work/ex/beta-1.37-6/sources/1.36.0/gh/lpedrosa/guess_number/Cargo.toml
[INFO] started frobbing lpedrosa/guess_number
[INFO] finished frobbing lpedrosa/guess_number
[INFO] frobbed toml for lpedrosa/guess_number written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lpedrosa/guess_number/Cargo.toml
[INFO] crate lpedrosa/guess_number 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 lpedrosa/guess_number 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-2/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/lpedrosa/guess_number:/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] 70561616d1e0ce7c341ec93f931c7fcfe0b63643163c88f027fbb285d262751a
[INFO] running `"docker" "start" "-a" "70561616d1e0ce7c341ec93f931c7fcfe0b63643163c88f027fbb285d262751a"`
[INFO] [stderr]    Compiling guess_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "70561616d1e0ce7c341ec93f931c7fcfe0b63643163c88f027fbb285d262751a"`
[INFO] running `"docker" "rm" "-f" "70561616d1e0ce7c341ec93f931c7fcfe0b63643163c88f027fbb285d262751a"`
[INFO] [stdout] 70561616d1e0ce7c341ec93f931c7fcfe0b63643163c88f027fbb285d262751a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/lpedrosa/guess_number:/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] bf0ef7b849eacbf15a8ca0eb2fef7b9c702aee35c2541c89e0444e47711c0f73
[INFO] running `"docker" "start" "-a" "bf0ef7b849eacbf15a8ca0eb2fef7b9c702aee35c2541c89e0444e47711c0f73"`
[INFO] [stderr]    Compiling guess_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "bf0ef7b849eacbf15a8ca0eb2fef7b9c702aee35c2541c89e0444e47711c0f73"`
[INFO] running `"docker" "rm" "-f" "bf0ef7b849eacbf15a8ca0eb2fef7b9c702aee35c2541c89e0444e47711c0f73"`
[INFO] [stdout] bf0ef7b849eacbf15a8ca0eb2fef7b9c702aee35c2541c89e0444e47711c0f73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/lpedrosa/guess_number:/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] 58975ea36c0be1bfcddf5a099a0e6cfdf2857c6c61bb29cb9073c37e06821e68
[INFO] running `"docker" "start" "-a" "58975ea36c0be1bfcddf5a099a0e6cfdf2857c6c61bb29cb9073c37e06821e68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess_number-ac8eba81c528d15d
[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" "58975ea36c0be1bfcddf5a099a0e6cfdf2857c6c61bb29cb9073c37e06821e68"`
[INFO] running `"docker" "rm" "-f" "58975ea36c0be1bfcddf5a099a0e6cfdf2857c6c61bb29cb9073c37e06821e68"`
[INFO] [stdout] 58975ea36c0be1bfcddf5a099a0e6cfdf2857c6c61bb29cb9073c37e06821e68