[INFO] updating cached repository frolmr/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/frolmr/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/frolmr/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/frolmr/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/frolmr/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/frolmr/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frolmr/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frolmr/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 209c5de2b19cc75f692467a1c96a62679ca7191b
[INFO] sha for GitHub repo frolmr/guessing_game: 209c5de2b19cc75f692467a1c96a62679ca7191b
[INFO] validating manifest of frolmr/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 frolmr/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 frolmr/guessing_game
[INFO] finished frobbing frolmr/guessing_game
[INFO] frobbed toml for frolmr/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/frolmr/guessing_game/Cargo.toml
[INFO] started frobbing frolmr/guessing_game
[INFO] finished frobbing frolmr/guessing_game
[INFO] frobbed toml for frolmr/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frolmr/guessing_game/Cargo.toml
[INFO] crate frolmr/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing frolmr/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-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/frolmr/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] ca52cc41c7aee64a63af808ce33c9b09b64b457a06294b70b9821a04d0915733
[INFO] running `"docker" "start" "-a" "ca52cc41c7aee64a63af808ce33c9b09b64b457a06294b70b9821a04d0915733"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "ca52cc41c7aee64a63af808ce33c9b09b64b457a06294b70b9821a04d0915733"`
[INFO] running `"docker" "rm" "-f" "ca52cc41c7aee64a63af808ce33c9b09b64b457a06294b70b9821a04d0915733"`
[INFO] [stdout] ca52cc41c7aee64a63af808ce33c9b09b64b457a06294b70b9821a04d0915733
[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/frolmr/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] 5768238f8e3aae1f8c0545cc6dc2a905a0014caaf564e8799b633d65fedfcb69
[INFO] running `"docker" "start" "-a" "5768238f8e3aae1f8c0545cc6dc2a905a0014caaf564e8799b633d65fedfcb69"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "5768238f8e3aae1f8c0545cc6dc2a905a0014caaf564e8799b633d65fedfcb69"`
[INFO] running `"docker" "rm" "-f" "5768238f8e3aae1f8c0545cc6dc2a905a0014caaf564e8799b633d65fedfcb69"`
[INFO] [stdout] 5768238f8e3aae1f8c0545cc6dc2a905a0014caaf564e8799b633d65fedfcb69
[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/frolmr/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] ab7991c6e4a6394be55b669557ec807ad5e91f02af79c2a298fe30c9c564eb2f
[INFO] running `"docker" "start" "-a" "ab7991c6e4a6394be55b669557ec807ad5e91f02af79c2a298fe30c9c564eb2f"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-d9c803e93ff2c4e3
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ab7991c6e4a6394be55b669557ec807ad5e91f02af79c2a298fe30c9c564eb2f"`
[INFO] running `"docker" "rm" "-f" "ab7991c6e4a6394be55b669557ec807ad5e91f02af79c2a298fe30c9c564eb2f"`
[INFO] [stdout] ab7991c6e4a6394be55b669557ec807ad5e91f02af79c2a298fe30c9c564eb2f