[INFO] updating cached repository jutley/rust_book_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jutley/rust_book_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jutley/rust_book_guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/jutley/rust_book_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jutley/rust_book_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jutley/rust_book_guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jutley/rust_book_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jutley/rust_book_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd6bd95c73428d1fbcee3a69eface7e828541ffa
[INFO] sha for GitHub repo jutley/rust_book_guessing_game: bd6bd95c73428d1fbcee3a69eface7e828541ffa
[INFO] validating manifest of jutley/rust_book_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 jutley/rust_book_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 jutley/rust_book_guessing_game
[INFO] finished frobbing jutley/rust_book_guessing_game
[INFO] frobbed toml for jutley/rust_book_guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/jutley/rust_book_guessing_game/Cargo.toml
[INFO] started frobbing jutley/rust_book_guessing_game
[INFO] finished frobbing jutley/rust_book_guessing_game
[INFO] frobbed toml for jutley/rust_book_guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jutley/rust_book_guessing_game/Cargo.toml
[INFO] crate jutley/rust_book_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] [stderr]     Blocking waiting for file lock on package cache lock
[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] testing jutley/rust_book_guessing_game 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-2/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/jutley/rust_book_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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7ad6e407cad653b488d51e9d8083a46b74c540dac0ee3cb2dcce9a1d7705fab7
[INFO] running `"docker" "start" "-a" "7ad6e407cad653b488d51e9d8083a46b74c540dac0ee3cb2dcce9a1d7705fab7"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "7ad6e407cad653b488d51e9d8083a46b74c540dac0ee3cb2dcce9a1d7705fab7"`
[INFO] running `"docker" "rm" "-f" "7ad6e407cad653b488d51e9d8083a46b74c540dac0ee3cb2dcce9a1d7705fab7"`
[INFO] [stdout] 7ad6e407cad653b488d51e9d8083a46b74c540dac0ee3cb2dcce9a1d7705fab7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/jutley/rust_book_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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 732c500389ed14941ac94ce6920579bfd359484246307bb42fba540ac976bf9c
[INFO] running `"docker" "start" "-a" "732c500389ed14941ac94ce6920579bfd359484246307bb42fba540ac976bf9c"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "732c500389ed14941ac94ce6920579bfd359484246307bb42fba540ac976bf9c"`
[INFO] running `"docker" "rm" "-f" "732c500389ed14941ac94ce6920579bfd359484246307bb42fba540ac976bf9c"`
[INFO] [stdout] 732c500389ed14941ac94ce6920579bfd359484246307bb42fba540ac976bf9c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/jutley/rust_book_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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a495f487320666c2b76e91ee6108e0f4bf9684b26d33e9f4bec45f2faeb7e7ac
[INFO] running `"docker" "start" "-a" "a495f487320666c2b76e91ee6108e0f4bf9684b26d33e9f4bec45f2faeb7e7ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-0265ed81504bb582
[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" "a495f487320666c2b76e91ee6108e0f4bf9684b26d33e9f4bec45f2faeb7e7ac"`
[INFO] running `"docker" "rm" "-f" "a495f487320666c2b76e91ee6108e0f4bf9684b26d33e9f4bec45f2faeb7e7ac"`
[INFO] [stdout] a495f487320666c2b76e91ee6108e0f4bf9684b26d33e9f4bec45f2faeb7e7ac