[INFO] updating cached repository jeffgrunewald/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffgrunewald/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffgrunewald/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffgrunewald/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffgrunewald/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffgrunewald/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 195f0b4fe89c7fe6273032d4e9ed6a06709dd44b
[INFO] sha for GitHub repo jeffgrunewald/guessing_game: 195f0b4fe89c7fe6273032d4e9ed6a06709dd44b
[INFO] validating manifest of jeffgrunewald/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 jeffgrunewald/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 jeffgrunewald/guessing_game
[INFO] finished frobbing jeffgrunewald/guessing_game
[INFO] frobbed toml for jeffgrunewald/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/guessing_game/Cargo.toml
[INFO] started frobbing jeffgrunewald/guessing_game
[INFO] finished frobbing jeffgrunewald/guessing_game
[INFO] frobbed toml for jeffgrunewald/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffgrunewald/guessing_game/Cargo.toml
[INFO] crate jeffgrunewald/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jeffgrunewald/guessing_game 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d4a97ee86e907d2de9dfd777f9c7f87f8d5393dc10b51a6afcef9dd20c00ae80
[INFO] running `"docker" "start" "-a" "d4a97ee86e907d2de9dfd777f9c7f87f8d5393dc10b51a6afcef9dd20c00ae80"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "d4a97ee86e907d2de9dfd777f9c7f87f8d5393dc10b51a6afcef9dd20c00ae80"`
[INFO] running `"docker" "rm" "-f" "d4a97ee86e907d2de9dfd777f9c7f87f8d5393dc10b51a6afcef9dd20c00ae80"`
[INFO] [stdout] d4a97ee86e907d2de9dfd777f9c7f87f8d5393dc10b51a6afcef9dd20c00ae80
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5a920c82476099a9134f0f1bf31105692e198fbadcc4b781bcc9ee4d5f634a03
[INFO] running `"docker" "start" "-a" "5a920c82476099a9134f0f1bf31105692e198fbadcc4b781bcc9ee4d5f634a03"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "5a920c82476099a9134f0f1bf31105692e198fbadcc4b781bcc9ee4d5f634a03"`
[INFO] running `"docker" "rm" "-f" "5a920c82476099a9134f0f1bf31105692e198fbadcc4b781bcc9ee4d5f634a03"`
[INFO] [stdout] 5a920c82476099a9134f0f1bf31105692e198fbadcc4b781bcc9ee4d5f634a03
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffgrunewald/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8525d89e7f6919f460dd1b64ca4377bcc74d9e3b65370f2f6c733bc177686c5c
[INFO] running `"docker" "start" "-a" "8525d89e7f6919f460dd1b64ca4377bcc74d9e3b65370f2f6c733bc177686c5c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-60da4e662a305c42
[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" "8525d89e7f6919f460dd1b64ca4377bcc74d9e3b65370f2f6c733bc177686c5c"`
[INFO] running `"docker" "rm" "-f" "8525d89e7f6919f460dd1b64ca4377bcc74d9e3b65370f2f6c733bc177686c5c"`
[INFO] [stdout] 8525d89e7f6919f460dd1b64ca4377bcc74d9e3b65370f2f6c733bc177686c5c