[INFO] updating cached repository x10an14/rust_start
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/x10an14/rust_start
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/x10an14/rust_start" "work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/x10an14/rust_start" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x10an14/rust_start"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x10an14/rust_start'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1a5e3408958888cb60600b6a47f17716415eeb3
[INFO] sha for GitHub repo x10an14/rust_start: e1a5e3408958888cb60600b6a47f17716415eeb3
[INFO] validating manifest of x10an14/rust_start 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 x10an14/rust_start 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 x10an14/rust_start
[INFO] finished frobbing x10an14/rust_start
[INFO] frobbed toml for x10an14/rust_start written to work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start/Cargo.toml
[INFO] started frobbing x10an14/rust_start
[INFO] finished frobbing x10an14/rust_start
[INFO] frobbed toml for x10an14/rust_start written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x10an14/rust_start/Cargo.toml
[INFO] crate x10an14/rust_start 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing x10an14/rust_start against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4c71eff23c9c057f8546cacfa4310d178777a44d0994920cef139b658a6d62d5
[INFO] running `"docker" "start" "-a" "4c71eff23c9c057f8546cacfa4310d178777a44d0994920cef139b658a6d62d5"`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling guessing_game v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `"docker" "inspect" "4c71eff23c9c057f8546cacfa4310d178777a44d0994920cef139b658a6d62d5"`
[INFO] running `"docker" "rm" "-f" "4c71eff23c9c057f8546cacfa4310d178777a44d0994920cef139b658a6d62d5"`
[INFO] [stdout] 4c71eff23c9c057f8546cacfa4310d178777a44d0994920cef139b658a6d62d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3da7da7f3ff06feeae9a354e40f8c811a23666266b11f012e3e0361ba8ae8359
[INFO] running `"docker" "start" "-a" "3da7da7f3ff06feeae9a354e40f8c811a23666266b11f012e3e0361ba8ae8359"`
[INFO] [stderr]    Compiling guessing_game v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "3da7da7f3ff06feeae9a354e40f8c811a23666266b11f012e3e0361ba8ae8359"`
[INFO] running `"docker" "rm" "-f" "3da7da7f3ff06feeae9a354e40f8c811a23666266b11f012e3e0361ba8ae8359"`
[INFO] [stdout] 3da7da7f3ff06feeae9a354e40f8c811a23666266b11f012e3e0361ba8ae8359
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/x10an14/rust_start:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 44e5778fef3f97cf2c3966fe0ec6f61fa2be26a69c0b3f7cdf06334a176cb01c
[INFO] running `"docker" "start" "-a" "44e5778fef3f97cf2c3966fe0ec6f61fa2be26a69c0b3f7cdf06334a176cb01c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-b9623d39311178ea
[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" "44e5778fef3f97cf2c3966fe0ec6f61fa2be26a69c0b3f7cdf06334a176cb01c"`
[INFO] running `"docker" "rm" "-f" "44e5778fef3f97cf2c3966fe0ec6f61fa2be26a69c0b3f7cdf06334a176cb01c"`
[INFO] [stdout] 44e5778fef3f97cf2c3966fe0ec6f61fa2be26a69c0b3f7cdf06334a176cb01c