[INFO] updating cached repository smonv/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/smonv/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/smonv/guessing_game" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/smonv/guessing_game" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/smonv/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/smonv/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 352ab3fc7b88758a1c9a2f6dadae2d403117e811
[INFO] sha for GitHub repo smonv/guessing_game: 352ab3fc7b88758a1c9a2f6dadae2d403117e811
[INFO] validating manifest of smonv/guessing_game on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of smonv/guessing_game on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing smonv/guessing_game
[INFO] finished frobbing smonv/guessing_game
[INFO] frobbed toml for smonv/guessing_game written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/guessing_game/Cargo.toml
[INFO] started frobbing smonv/guessing_game
[INFO] finished frobbing smonv/guessing_game
[INFO] frobbed toml for smonv/guessing_game written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/smonv/guessing_game/Cargo.toml
[INFO] crate smonv/guessing_game has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing smonv/guessing_game against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 86cb3bbd4bad16a622b24fe16bfb06a6d89a8a259fd8d214e7b8d08402f6f66c
[INFO] running `"docker" "start" "-a" "86cb3bbd4bad16a622b24fe16bfb06a6d89a8a259fd8d214e7b8d08402f6f66c"`
[INFO] [stderr]    Compiling libc v0.2.31
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `"docker" "inspect" "86cb3bbd4bad16a622b24fe16bfb06a6d89a8a259fd8d214e7b8d08402f6f66c"`
[INFO] running `"docker" "rm" "-f" "86cb3bbd4bad16a622b24fe16bfb06a6d89a8a259fd8d214e7b8d08402f6f66c"`
[INFO] [stdout] 86cb3bbd4bad16a622b24fe16bfb06a6d89a8a259fd8d214e7b8d08402f6f66c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4e4441b1977aba58229e60a601687293245a2cbf216e4edd90ba3ee821fc2ca9
[INFO] running `"docker" "start" "-a" "4e4441b1977aba58229e60a601687293245a2cbf216e4edd90ba3ee821fc2ca9"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "4e4441b1977aba58229e60a601687293245a2cbf216e4edd90ba3ee821fc2ca9"`
[INFO] running `"docker" "rm" "-f" "4e4441b1977aba58229e60a601687293245a2cbf216e4edd90ba3ee821fc2ca9"`
[INFO] [stdout] 4e4441b1977aba58229e60a601687293245a2cbf216e4edd90ba3ee821fc2ca9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/smonv/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] e3941ea8be221e903bba01c0f2e6197fd0568b8305a23c0b6597afeec4bb7d4d
[INFO] running `"docker" "start" "-a" "e3941ea8be221e903bba01c0f2e6197fd0568b8305a23c0b6597afeec4bb7d4d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-f9748515a7bf4c43
[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" "e3941ea8be221e903bba01c0f2e6197fd0568b8305a23c0b6597afeec4bb7d4d"`
[INFO] running `"docker" "rm" "-f" "e3941ea8be221e903bba01c0f2e6197fd0568b8305a23c0b6597afeec4bb7d4d"`
[INFO] [stdout] e3941ea8be221e903bba01c0f2e6197fd0568b8305a23c0b6597afeec4bb7d4d