[INFO] updating cached repository B-Janson/rusty-poker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/B-Janson/rusty-poker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/B-Janson/rusty-poker" "work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/B-Janson/rusty-poker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/B-Janson/rusty-poker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/B-Janson/rusty-poker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c90b2513ac45b579f98446eb892ccb7ec6267585
[INFO] sha for GitHub repo B-Janson/rusty-poker: c90b2513ac45b579f98446eb892ccb7ec6267585
[INFO] validating manifest of B-Janson/rusty-poker on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of B-Janson/rusty-poker on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing B-Janson/rusty-poker
[INFO] finished frobbing B-Janson/rusty-poker
[INFO] frobbed toml for B-Janson/rusty-poker written to work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker/Cargo.toml
[INFO] started frobbing B-Janson/rusty-poker
[INFO] finished frobbing B-Janson/rusty-poker
[INFO] frobbed toml for B-Janson/rusty-poker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/B-Janson/rusty-poker/Cargo.toml
[INFO] crate B-Janson/rusty-poker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing B-Janson/rusty-poker against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 32ecef5dc5af69fd98bcc01a85551944c47ba3333185ac945d241523fab22b04
[INFO] running `"docker" "start" "-a" "32ecef5dc5af69fd98bcc01a85551944c47ba3333185ac945d241523fab22b04"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling arr_macro_impl v0.1.2
[INFO] [stderr]    Compiling arr_macro v0.1.2
[INFO] [stderr]    Compiling rusty_poker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `arrayvec::ArrayVec`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use arrayvec::ArrayVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shared_cards`
[INFO] [stderr]   --> src/main.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut shared_cards: [Card; 5] = arr![Card::new({"".to_string()}, {0}); 5];
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_shared_cards`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut shared_cards: [Card; 5] = arr![Card::new({"".to_string()}, {0}); 5];
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.01s
[INFO] running `"docker" "inspect" "32ecef5dc5af69fd98bcc01a85551944c47ba3333185ac945d241523fab22b04"`
[INFO] running `"docker" "rm" "-f" "32ecef5dc5af69fd98bcc01a85551944c47ba3333185ac945d241523fab22b04"`
[INFO] [stdout] 32ecef5dc5af69fd98bcc01a85551944c47ba3333185ac945d241523fab22b04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8bfab0949ac98fa3f92d0664fc3f781a41c88a867583b8b60ab0a54370691ad8
[INFO] running `"docker" "start" "-a" "8bfab0949ac98fa3f92d0664fc3f781a41c88a867583b8b60ab0a54370691ad8"`
[INFO] [stderr]    Compiling rusty_poker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `arrayvec::ArrayVec`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use arrayvec::ArrayVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shared_cards`
[INFO] [stderr]   --> src/main.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut shared_cards: [Card; 5] = arr![Card::new({"".to_string()}, {0}); 5];
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_shared_cards`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut shared_cards: [Card; 5] = arr![Card::new({"".to_string()}, {0}); 5];
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "8bfab0949ac98fa3f92d0664fc3f781a41c88a867583b8b60ab0a54370691ad8"`
[INFO] running `"docker" "rm" "-f" "8bfab0949ac98fa3f92d0664fc3f781a41c88a867583b8b60ab0a54370691ad8"`
[INFO] [stdout] 8bfab0949ac98fa3f92d0664fc3f781a41c88a867583b8b60ab0a54370691ad8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/B-Janson/rusty-poker:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 61282ae584aa6903216e400aacff4eeb363bc47c756dfee86f304e9903412f27
[INFO] running `"docker" "start" "-a" "61282ae584aa6903216e400aacff4eeb363bc47c756dfee86f304e9903412f27"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_poker-a9b8163759cbbd15
[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" "61282ae584aa6903216e400aacff4eeb363bc47c756dfee86f304e9903412f27"`
[INFO] running `"docker" "rm" "-f" "61282ae584aa6903216e400aacff4eeb363bc47c756dfee86f304e9903412f27"`
[INFO] [stdout] 61282ae584aa6903216e400aacff4eeb363bc47c756dfee86f304e9903412f27