[INFO] cloning repository Dumra/guessing_game
[INFO] running `"git" "clone" "--bare" "git://github.com/Dumra/guessing_game.git" "work/cache/sources/gh/Dumra/guessing_game"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Dumra/guessing_game'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Dumra/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/Dumra/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Dumra/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Dumra/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Dumra/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Dumra/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 179cffe5a2e5e1b189e5f9cf7777482afaaf6446
[INFO] sha for GitHub repo Dumra/guessing_game: 179cffe5a2e5e1b189e5f9cf7777482afaaf6446
[INFO] validating manifest of Dumra/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 Dumra/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 Dumra/guessing_game
[INFO] finished frobbing Dumra/guessing_game
[INFO] frobbed toml for Dumra/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/Dumra/guessing_game/Cargo.toml
[INFO] started frobbing Dumra/guessing_game
[INFO] finished frobbing Dumra/guessing_game
[INFO] frobbed toml for Dumra/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Dumra/guessing_game/Cargo.toml
[INFO] crate Dumra/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 Dumra/guessing_game 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-3/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/Dumra/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 17367ba6399a392c5d3e2aeda248bff2189399fc3ae235bea7e1763ec8c11810
[INFO] running `"docker" "start" "-a" "17367ba6399a392c5d3e2aeda248bff2189399fc3ae235bea7e1763ec8c11810"`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `"docker" "inspect" "17367ba6399a392c5d3e2aeda248bff2189399fc3ae235bea7e1763ec8c11810"`
[INFO] running `"docker" "rm" "-f" "17367ba6399a392c5d3e2aeda248bff2189399fc3ae235bea7e1763ec8c11810"`
[INFO] [stdout] 17367ba6399a392c5d3e2aeda248bff2189399fc3ae235bea7e1763ec8c11810
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/Dumra/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] ec01e4f00d2bb24efb26fb91c28ae3cdb7988df9f30acebb5dad077a028ea4e1
[INFO] running `"docker" "start" "-a" "ec01e4f00d2bb24efb26fb91c28ae3cdb7988df9f30acebb5dad077a028ea4e1"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "ec01e4f00d2bb24efb26fb91c28ae3cdb7988df9f30acebb5dad077a028ea4e1"`
[INFO] running `"docker" "rm" "-f" "ec01e4f00d2bb24efb26fb91c28ae3cdb7988df9f30acebb5dad077a028ea4e1"`
[INFO] [stdout] ec01e4f00d2bb24efb26fb91c28ae3cdb7988df9f30acebb5dad077a028ea4e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/Dumra/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7e7ddb24cc74381205336aeea4157a28109c4169a7f4e81d4ca5d3ff3edaa966
[INFO] running `"docker" "start" "-a" "7e7ddb24cc74381205336aeea4157a28109c4169a7f4e81d4ca5d3ff3edaa966"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-1a81e7d16a8f0ee8
[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" "7e7ddb24cc74381205336aeea4157a28109c4169a7f4e81d4ca5d3ff3edaa966"`
[INFO] running `"docker" "rm" "-f" "7e7ddb24cc74381205336aeea4157a28109c4169a7f4e81d4ca5d3ff3edaa966"`
[INFO] [stdout] 7e7ddb24cc74381205336aeea4157a28109c4169a7f4e81d4ca5d3ff3edaa966