[INFO] updating cached repository nathanrosspowell/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nathanrosspowell/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nathanrosspowell/rust_guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/nathanrosspowell/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nathanrosspowell/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nathanrosspowell/rust_guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nathanrosspowell/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nathanrosspowell/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d6d57d29d341f59b3d1c540bbcb118f85e1d8a68
[INFO] sha for GitHub repo nathanrosspowell/rust_guessing_game: d6d57d29d341f59b3d1c540bbcb118f85e1d8a68
[INFO] validating manifest of nathanrosspowell/rust_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 nathanrosspowell/rust_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 nathanrosspowell/rust_guessing_game
[INFO] finished frobbing nathanrosspowell/rust_guessing_game
[INFO] frobbed toml for nathanrosspowell/rust_guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/nathanrosspowell/rust_guessing_game/Cargo.toml
[INFO] started frobbing nathanrosspowell/rust_guessing_game
[INFO] finished frobbing nathanrosspowell/rust_guessing_game
[INFO] frobbed toml for nathanrosspowell/rust_guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nathanrosspowell/rust_guessing_game/Cargo.toml
[INFO] crate nathanrosspowell/rust_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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nathanrosspowell/rust_guessing_game/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 nathanrosspowell/rust_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-0/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/nathanrosspowell/rust_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] 235c84a0edb1e7a123620dfce4c1704746e8cacacbf8d23ae4282464caf6cb0f
[INFO] running `"docker" "start" "-a" "235c84a0edb1e7a123620dfce4c1704746e8cacacbf8d23ae4282464caf6cb0f"`
[INFO] [stderr]    Compiling rust_guessing_game v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "235c84a0edb1e7a123620dfce4c1704746e8cacacbf8d23ae4282464caf6cb0f"`
[INFO] running `"docker" "rm" "-f" "235c84a0edb1e7a123620dfce4c1704746e8cacacbf8d23ae4282464caf6cb0f"`
[INFO] [stdout] 235c84a0edb1e7a123620dfce4c1704746e8cacacbf8d23ae4282464caf6cb0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/nathanrosspowell/rust_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] 57f02eaffc96bf414ffd3f84f393496b5922542d8617dffbe5c9f3150c054a8f
[INFO] running `"docker" "start" "-a" "57f02eaffc96bf414ffd3f84f393496b5922542d8617dffbe5c9f3150c054a8f"`
[INFO] [stderr]    Compiling rust_guessing_game v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io as io`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io as io;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rust_guessing_game::my_funcs`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rust_guessing_game::my_funcs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "57f02eaffc96bf414ffd3f84f393496b5922542d8617dffbe5c9f3150c054a8f"`
[INFO] running `"docker" "rm" "-f" "57f02eaffc96bf414ffd3f84f393496b5922542d8617dffbe5c9f3150c054a8f"`
[INFO] [stdout] 57f02eaffc96bf414ffd3f84f393496b5922542d8617dffbe5c9f3150c054a8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/nathanrosspowell/rust_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] a9d262fb83a94183f2a09b3d8536abba19934b5062e38e7eb25094b25245d289
[INFO] running `"docker" "start" "-a" "a9d262fb83a94183f2a09b3d8536abba19934b5062e38e7eb25094b25245d289"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_guessing_game-2d3ea8513d34fb19
[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] [stderr]      Running /opt/crater/target/debug/deps/rust_guessing_game-1466e9d2c6a55df1
[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] [stderr]      Running /opt/crater/target/debug/deps/lib-b7c6583112821909
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test compare_equal_to ... ok
[INFO] [stdout] test compare_greater_than ... ok
[INFO] [stdout] test compare_less_than ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_guessing_game
[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" "a9d262fb83a94183f2a09b3d8536abba19934b5062e38e7eb25094b25245d289"`
[INFO] running `"docker" "rm" "-f" "a9d262fb83a94183f2a09b3d8536abba19934b5062e38e7eb25094b25245d289"`
[INFO] [stdout] a9d262fb83a94183f2a09b3d8536abba19934b5062e38e7eb25094b25245d289