[INFO] updating cached repository prakashpandey/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/prakashpandey/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/prakashpandey/guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/prakashpandey/guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/prakashpandey/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/prakashpandey/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e56aa1ef36f241a497a558bbc3def36288d0d92
[INFO] sha for GitHub repo prakashpandey/guessing-game: 5e56aa1ef36f241a497a558bbc3def36288d0d92
[INFO] validating manifest of prakashpandey/guessing-game 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 prakashpandey/guessing-game 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 prakashpandey/guessing-game
[INFO] finished frobbing prakashpandey/guessing-game
[INFO] frobbed toml for prakashpandey/guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game/Cargo.toml
[INFO] started frobbing prakashpandey/guessing-game
[INFO] finished frobbing prakashpandey/guessing-game
[INFO] frobbed toml for prakashpandey/guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/prakashpandey/guessing-game/Cargo.toml
[INFO] crate prakashpandey/guessing-game 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 prakashpandey/guessing-game 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game:/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] 98673843399ce70ac9728908eddc8c9625c05630ca9652a9ee26cfe3d5e6f258
[INFO] running `"docker" "start" "-a" "98673843399ce70ac9728908eddc8c9625c05630ca9652a9ee26cfe3d5e6f258"`
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:81:2
[INFO] [stderr]    |
[INFO] [stderr] 81 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "98673843399ce70ac9728908eddc8c9625c05630ca9652a9ee26cfe3d5e6f258"`
[INFO] running `"docker" "rm" "-f" "98673843399ce70ac9728908eddc8c9625c05630ca9652a9ee26cfe3d5e6f258"`
[INFO] [stdout] 98673843399ce70ac9728908eddc8c9625c05630ca9652a9ee26cfe3d5e6f258
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game:/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] 8e5b69e1b3e4982ad0f0a9ff72cd2d890ec0d2e54dceed6a8b29c0c578ca6197
[INFO] running `"docker" "start" "-a" "8e5b69e1b3e4982ad0f0a9ff72cd2d890ec0d2e54dceed6a8b29c0c578ca6197"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:81:2
[INFO] [stderr]    |
[INFO] [stderr] 81 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "8e5b69e1b3e4982ad0f0a9ff72cd2d890ec0d2e54dceed6a8b29c0c578ca6197"`
[INFO] running `"docker" "rm" "-f" "8e5b69e1b3e4982ad0f0a9ff72cd2d890ec0d2e54dceed6a8b29c0c578ca6197"`
[INFO] [stdout] 8e5b69e1b3e4982ad0f0a9ff72cd2d890ec0d2e54dceed6a8b29c0c578ca6197
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/prakashpandey/guessing-game:/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] 90fbfb3f3d0d365e7f7bd8f579ecf689cc998021b9179afa2bc6551015ded77d
[INFO] running `"docker" "start" "-a" "90fbfb3f3d0d365e7f7bd8f579ecf689cc998021b9179afa2bc6551015ded77d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-6ecdea18c48c0621
[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" "90fbfb3f3d0d365e7f7bd8f579ecf689cc998021b9179afa2bc6551015ded77d"`
[INFO] running `"docker" "rm" "-f" "90fbfb3f3d0d365e7f7bd8f579ecf689cc998021b9179afa2bc6551015ded77d"`
[INFO] [stdout] 90fbfb3f3d0d365e7f7bd8f579ecf689cc998021b9179afa2bc6551015ded77d