[INFO] updating cached repository MarcoAcquaviva/guessing_game_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MarcoAcquaviva/guessing_game_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MarcoAcquaviva/guessing_game_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoAcquaviva/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoAcquaviva/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MarcoAcquaviva/guessing_game_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 45f1b00ca720c0a7815e22c1bb7adcaf01b84c07
[INFO] sha for GitHub repo MarcoAcquaviva/guessing_game_rust: 45f1b00ca720c0a7815e22c1bb7adcaf01b84c07
[INFO] validating manifest of MarcoAcquaviva/guessing_game_rust 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 MarcoAcquaviva/guessing_game_rust 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 MarcoAcquaviva/guessing_game_rust
[INFO] finished frobbing MarcoAcquaviva/guessing_game_rust
[INFO] frobbed toml for MarcoAcquaviva/guessing_game_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoAcquaviva/guessing_game_rust/Cargo.toml
[INFO] started frobbing MarcoAcquaviva/guessing_game_rust
[INFO] finished frobbing MarcoAcquaviva/guessing_game_rust
[INFO] frobbed toml for MarcoAcquaviva/guessing_game_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust/Cargo.toml
[INFO] crate MarcoAcquaviva/guessing_game_rust 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing MarcoAcquaviva/guessing_game_rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2a5447204ba995995330631432a023d96428408d768c8579f8bb94586994b792
[INFO] running `"docker" "start" "-a" "2a5447204ba995995330631432a023d96428408d768c8579f8bb94586994b792"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "2a5447204ba995995330631432a023d96428408d768c8579f8bb94586994b792"`
[INFO] running `"docker" "rm" "-f" "2a5447204ba995995330631432a023d96428408d768c8579f8bb94586994b792"`
[INFO] [stdout] 2a5447204ba995995330631432a023d96428408d768c8579f8bb94586994b792
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b5ba37521cb05d87a44abd391970b8205bdd45945d1165b3ca6bc8ee6abc70a4
[INFO] running `"docker" "start" "-a" "b5ba37521cb05d87a44abd391970b8205bdd45945d1165b3ca6bc8ee6abc70a4"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "b5ba37521cb05d87a44abd391970b8205bdd45945d1165b3ca6bc8ee6abc70a4"`
[INFO] running `"docker" "rm" "-f" "b5ba37521cb05d87a44abd391970b8205bdd45945d1165b3ca6bc8ee6abc70a4"`
[INFO] [stdout] b5ba37521cb05d87a44abd391970b8205bdd45945d1165b3ca6bc8ee6abc70a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoAcquaviva/guessing_game_rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 35f9baba58ebfd3b6bc6d4b6e395b2a961c51292ebed144ea8d15eed34f666a1
[INFO] running `"docker" "start" "-a" "35f9baba58ebfd3b6bc6d4b6e395b2a961c51292ebed144ea8d15eed34f666a1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-60cc733abf3d3c04
[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" "35f9baba58ebfd3b6bc6d4b6e395b2a961c51292ebed144ea8d15eed34f666a1"`
[INFO] running `"docker" "rm" "-f" "35f9baba58ebfd3b6bc6d4b6e395b2a961c51292ebed144ea8d15eed34f666a1"`
[INFO] [stdout] 35f9baba58ebfd3b6bc6d4b6e395b2a961c51292ebed144ea8d15eed34f666a1