[INFO] updating cached repository LucienVen/rust_guessing_number_demo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LucienVen/rust_guessing_number_demo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LucienVen/rust_guessing_number_demo" "work/ex/beta-1.38-1/sources/1.37.0/gh/LucienVen/rust_guessing_number_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LucienVen/rust_guessing_number_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LucienVen/rust_guessing_number_demo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LucienVen/rust_guessing_number_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LucienVen/rust_guessing_number_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1997725e14702e503014b3c1338ba94606a6c0da
[INFO] sha for GitHub repo LucienVen/rust_guessing_number_demo: 1997725e14702e503014b3c1338ba94606a6c0da
[INFO] validating manifest of LucienVen/rust_guessing_number_demo 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 LucienVen/rust_guessing_number_demo 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 LucienVen/rust_guessing_number_demo
[INFO] finished frobbing LucienVen/rust_guessing_number_demo
[INFO] frobbed toml for LucienVen/rust_guessing_number_demo written to work/ex/beta-1.38-1/sources/1.37.0/gh/LucienVen/rust_guessing_number_demo/Cargo.toml
[INFO] started frobbing LucienVen/rust_guessing_number_demo
[INFO] finished frobbing LucienVen/rust_guessing_number_demo
[INFO] frobbed toml for LucienVen/rust_guessing_number_demo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LucienVen/rust_guessing_number_demo/Cargo.toml
[INFO] crate LucienVen/rust_guessing_number_demo 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 LucienVen/rust_guessing_number_demo 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-0/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/LucienVen/rust_guessing_number_demo:/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] d5e21651769f262d9fc21ce32854626c3356102bdeb9fd674d19bd7ded0d9621
[INFO] running `"docker" "start" "-a" "d5e21651769f262d9fc21ce32854626c3356102bdeb9fd674d19bd7ded0d9621"`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "d5e21651769f262d9fc21ce32854626c3356102bdeb9fd674d19bd7ded0d9621"`
[INFO] running `"docker" "rm" "-f" "d5e21651769f262d9fc21ce32854626c3356102bdeb9fd674d19bd7ded0d9621"`
[INFO] [stdout] d5e21651769f262d9fc21ce32854626c3356102bdeb9fd674d19bd7ded0d9621
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/LucienVen/rust_guessing_number_demo:/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] 02c5e3e598becbafab58e5899c4329505c66e161a775891f0564681e494f110b
[INFO] running `"docker" "start" "-a" "02c5e3e598becbafab58e5899c4329505c66e161a775891f0564681e494f110b"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "02c5e3e598becbafab58e5899c4329505c66e161a775891f0564681e494f110b"`
[INFO] running `"docker" "rm" "-f" "02c5e3e598becbafab58e5899c4329505c66e161a775891f0564681e494f110b"`
[INFO] [stdout] 02c5e3e598becbafab58e5899c4329505c66e161a775891f0564681e494f110b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/LucienVen/rust_guessing_number_demo:/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] 08cad138c76841773c334c89941c1febd87d7e6c597068c32d08c3f8cd566c18
[INFO] running `"docker" "start" "-a" "08cad138c76841773c334c89941c1febd87d7e6c597068c32d08c3f8cd566c18"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-874f234760b7a8cc
[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" "08cad138c76841773c334c89941c1febd87d7e6c597068c32d08c3f8cd566c18"`
[INFO] running `"docker" "rm" "-f" "08cad138c76841773c334c89941c1febd87d7e6c597068c32d08c3f8cd566c18"`
[INFO] [stdout] 08cad138c76841773c334c89941c1febd87d7e6c597068c32d08c3f8cd566c18