[INFO] updating cached repository THL-Leo/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/THL-Leo/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/THL-Leo/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/THL-Leo/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/THL-Leo/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/THL-Leo/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 225209a107662d97fc3a7c77c71fe354d556f7af
[INFO] sha for GitHub repo THL-Leo/guessing_game: 225209a107662d97fc3a7c77c71fe354d556f7af
[INFO] validating manifest of THL-Leo/guessing_game 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 THL-Leo/guessing_game 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 THL-Leo/guessing_game
[INFO] finished frobbing THL-Leo/guessing_game
[INFO] frobbed toml for THL-Leo/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/THL-Leo/guessing_game/Cargo.toml
[INFO] started frobbing THL-Leo/guessing_game
[INFO] finished frobbing THL-Leo/guessing_game
[INFO] frobbed toml for THL-Leo/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/guessing_game/Cargo.toml
[INFO] crate THL-Leo/guessing_game 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing THL-Leo/guessing_game against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 97c0f06cab8cc7d5f53327324290dab56e3c3b9c61f8b713eb7fbe62a1ae6b6b
[INFO] running `"docker" "start" "-a" "97c0f06cab8cc7d5f53327324290dab56e3c3b9c61f8b713eb7fbe62a1ae6b6b"`
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `"docker" "inspect" "97c0f06cab8cc7d5f53327324290dab56e3c3b9c61f8b713eb7fbe62a1ae6b6b"`
[INFO] running `"docker" "rm" "-f" "97c0f06cab8cc7d5f53327324290dab56e3c3b9c61f8b713eb7fbe62a1ae6b6b"`
[INFO] [stdout] 97c0f06cab8cc7d5f53327324290dab56e3c3b9c61f8b713eb7fbe62a1ae6b6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a1b0f9bfabd22b50d0eef65b0ec397bddf44343482a26770ce0b2eba56f181df
[INFO] running `"docker" "start" "-a" "a1b0f9bfabd22b50d0eef65b0ec397bddf44343482a26770ce0b2eba56f181df"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "a1b0f9bfabd22b50d0eef65b0ec397bddf44343482a26770ce0b2eba56f181df"`
[INFO] running `"docker" "rm" "-f" "a1b0f9bfabd22b50d0eef65b0ec397bddf44343482a26770ce0b2eba56f181df"`
[INFO] [stdout] a1b0f9bfabd22b50d0eef65b0ec397bddf44343482a26770ce0b2eba56f181df
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/THL-Leo/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8b96491db36a9d72a1b47a1daafc3d9d0dfa35319c5de71c807f775d7f801b9f
[INFO] running `"docker" "start" "-a" "8b96491db36a9d72a1b47a1daafc3d9d0dfa35319c5de71c807f775d7f801b9f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-d7d9c22e79b01360
[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" "8b96491db36a9d72a1b47a1daafc3d9d0dfa35319c5de71c807f775d7f801b9f"`
[INFO] running `"docker" "rm" "-f" "8b96491db36a9d72a1b47a1daafc3d9d0dfa35319c5de71c807f775d7f801b9f"`
[INFO] [stdout] 8b96491db36a9d72a1b47a1daafc3d9d0dfa35319c5de71c807f775d7f801b9f