[INFO] updating cached repository yunti/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yunti/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yunti/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yunti/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yunti/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yunti/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d80d824570ae7ff341db3cbaecb2b828c82253c
[INFO] sha for GitHub repo yunti/guessing_game: 1d80d824570ae7ff341db3cbaecb2b828c82253c
[INFO] validating manifest of yunti/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 yunti/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 yunti/guessing_game
[INFO] finished frobbing yunti/guessing_game
[INFO] frobbed toml for yunti/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/guessing_game/Cargo.toml
[INFO] started frobbing yunti/guessing_game
[INFO] finished frobbing yunti/guessing_game
[INFO] frobbed toml for yunti/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yunti/guessing_game/Cargo.toml
[INFO] crate yunti/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing yunti/guessing_game against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 65b6c90021359ec43004a9035906bb2ac15aa872d8ec71c4f756bd4459dfb7eb
[INFO] running `"docker" "start" "-a" "65b6c90021359ec43004a9035906bb2ac15aa872d8ec71c4f756bd4459dfb7eb"`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `"docker" "inspect" "65b6c90021359ec43004a9035906bb2ac15aa872d8ec71c4f756bd4459dfb7eb"`
[INFO] running `"docker" "rm" "-f" "65b6c90021359ec43004a9035906bb2ac15aa872d8ec71c4f756bd4459dfb7eb"`
[INFO] [stdout] 65b6c90021359ec43004a9035906bb2ac15aa872d8ec71c4f756bd4459dfb7eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 43dd1b4ebe98c7e2723092dbfd44c9a5eea9a0b3dc3e5d0702c76e55e3aa9496
[INFO] running `"docker" "start" "-a" "43dd1b4ebe98c7e2723092dbfd44c9a5eea9a0b3dc3e5d0702c76e55e3aa9496"`
[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" "43dd1b4ebe98c7e2723092dbfd44c9a5eea9a0b3dc3e5d0702c76e55e3aa9496"`
[INFO] running `"docker" "rm" "-f" "43dd1b4ebe98c7e2723092dbfd44c9a5eea9a0b3dc3e5d0702c76e55e3aa9496"`
[INFO] [stdout] 43dd1b4ebe98c7e2723092dbfd44c9a5eea9a0b3dc3e5d0702c76e55e3aa9496
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yunti/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] bfcca17d282bb3c781055e3a519d0d22d45ec194d3b4756eae6d488f23b38088
[INFO] running `"docker" "start" "-a" "bfcca17d282bb3c781055e3a519d0d22d45ec194d3b4756eae6d488f23b38088"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-bb03dfd3f6909ff7
[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" "bfcca17d282bb3c781055e3a519d0d22d45ec194d3b4756eae6d488f23b38088"`
[INFO] running `"docker" "rm" "-f" "bfcca17d282bb3c781055e3a519d0d22d45ec194d3b4756eae6d488f23b38088"`
[INFO] [stdout] bfcca17d282bb3c781055e3a519d0d22d45ec194d3b4756eae6d488f23b38088