[INFO] updating cached repository cGuille/guessing_game_solver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cGuille/guessing_game_solver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cGuille/guessing_game_solver" "work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cGuille/guessing_game_solver" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cGuille/guessing_game_solver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cGuille/guessing_game_solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 029289cd80f86eef167da79f56ded4a525321c03
[INFO] sha for GitHub repo cGuille/guessing_game_solver: 029289cd80f86eef167da79f56ded4a525321c03
[INFO] validating manifest of cGuille/guessing_game_solver 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 cGuille/guessing_game_solver 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 cGuille/guessing_game_solver
[INFO] finished frobbing cGuille/guessing_game_solver
[INFO] frobbed toml for cGuille/guessing_game_solver written to work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver/Cargo.toml
[INFO] started frobbing cGuille/guessing_game_solver
[INFO] finished frobbing cGuille/guessing_game_solver
[INFO] frobbed toml for cGuille/guessing_game_solver written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cGuille/guessing_game_solver/Cargo.toml
[INFO] crate cGuille/guessing_game_solver 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 cGuille/guessing_game_solver against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 4752d2edcc0bdf31b131320e91da7e6a4d9a6c36245925215aa5c266f570d148
[INFO] running `"docker" "start" "-a" "4752d2edcc0bdf31b131320e91da7e6a4d9a6c36245925215aa5c266f570d148"`
[INFO] [stderr]    Compiling guessing_game_solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "4752d2edcc0bdf31b131320e91da7e6a4d9a6c36245925215aa5c266f570d148"`
[INFO] running `"docker" "rm" "-f" "4752d2edcc0bdf31b131320e91da7e6a4d9a6c36245925215aa5c266f570d148"`
[INFO] [stdout] 4752d2edcc0bdf31b131320e91da7e6a4d9a6c36245925215aa5c266f570d148
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3f6f435b06472cda92655202ebacc98d5e7c7a1cce254716bba64636ab0a3012
[INFO] running `"docker" "start" "-a" "3f6f435b06472cda92655202ebacc98d5e7c7a1cce254716bba64636ab0a3012"`
[INFO] [stderr]    Compiling guessing_game_solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "3f6f435b06472cda92655202ebacc98d5e7c7a1cce254716bba64636ab0a3012"`
[INFO] running `"docker" "rm" "-f" "3f6f435b06472cda92655202ebacc98d5e7c7a1cce254716bba64636ab0a3012"`
[INFO] [stdout] 3f6f435b06472cda92655202ebacc98d5e7c7a1cce254716bba64636ab0a3012
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cGuille/guessing_game_solver:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 25d3e5db6aa700b40f11fffbcf6dc35279959dac48dd0f5dbc0d719880b7176d
[INFO] running `"docker" "start" "-a" "25d3e5db6aa700b40f11fffbcf6dc35279959dac48dd0f5dbc0d719880b7176d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game_solver-f7758e5526ebe5cb
[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" "25d3e5db6aa700b40f11fffbcf6dc35279959dac48dd0f5dbc0d719880b7176d"`
[INFO] running `"docker" "rm" "-f" "25d3e5db6aa700b40f11fffbcf6dc35279959dac48dd0f5dbc0d719880b7176d"`
[INFO] [stdout] 25d3e5db6aa700b40f11fffbcf6dc35279959dac48dd0f5dbc0d719880b7176d