[INFO] updating cached repository mlex121/rusty-flop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mlex121/rusty-flop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mlex121/rusty-flop" "work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mlex121/rusty-flop" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlex121/rusty-flop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlex121/rusty-flop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e183fc8c33366826bef31755566069a0a6203d57
[INFO] sha for GitHub repo mlex121/rusty-flop: e183fc8c33366826bef31755566069a0a6203d57
[INFO] validating manifest of mlex121/rusty-flop 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 mlex121/rusty-flop 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 mlex121/rusty-flop
[INFO] finished frobbing mlex121/rusty-flop
[INFO] frobbed toml for mlex121/rusty-flop written to work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop/Cargo.toml
[INFO] started frobbing mlex121/rusty-flop
[INFO] finished frobbing mlex121/rusty-flop
[INFO] frobbed toml for mlex121/rusty-flop written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlex121/rusty-flop/Cargo.toml
[INFO] crate mlex121/rusty-flop 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 mlex121/rusty-flop 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop:/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] 7f15534d382f069b6ea694fa365b11d24b68f7a96456bddc627ab550474de4c7
[INFO] running `"docker" "start" "-a" "7f15534d382f069b6ea694fa365b11d24b68f7a96456bddc627ab550474de4c7"`
[INFO] [stderr]    Compiling rusty-flop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_high_card`
[INFO] [stderr]   --> src/poker/hand.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn is_high_card(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pair`
[INFO] [stderr]   --> src/poker/hand.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_pair(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_two_pair`
[INFO] [stderr]   --> src/poker/hand.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn is_two_pair(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_three_of_a_kind`
[INFO] [stderr]   --> src/poker/hand.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn is_three_of_a_kind(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_straight`
[INFO] [stderr]   --> src/poker/hand.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn is_straight(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_flush`
[INFO] [stderr]   --> src/poker/hand.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn is_flush(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full_house`
[INFO] [stderr]   --> src/poker/hand.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_full_house(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_four_of_a_kind`
[INFO] [stderr]   --> src/poker/hand.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn is_four_of_a_kind(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_straight_flush`
[INFO] [stderr]   --> src/poker/hand.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn is_straight_flush(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "7f15534d382f069b6ea694fa365b11d24b68f7a96456bddc627ab550474de4c7"`
[INFO] running `"docker" "rm" "-f" "7f15534d382f069b6ea694fa365b11d24b68f7a96456bddc627ab550474de4c7"`
[INFO] [stdout] 7f15534d382f069b6ea694fa365b11d24b68f7a96456bddc627ab550474de4c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop:/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] d1f73e7eda688c6253695cdd4bb16013031ce488e844c8e1f1183ee079140654
[INFO] running `"docker" "start" "-a" "d1f73e7eda688c6253695cdd4bb16013031ce488e844c8e1f1183ee079140654"`
[INFO] [stderr]    Compiling rusty-flop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_high_card`
[INFO] [stderr]   --> src/poker/hand.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn is_high_card(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pair`
[INFO] [stderr]   --> src/poker/hand.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_pair(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_two_pair`
[INFO] [stderr]   --> src/poker/hand.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn is_two_pair(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_three_of_a_kind`
[INFO] [stderr]   --> src/poker/hand.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn is_three_of_a_kind(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_straight`
[INFO] [stderr]   --> src/poker/hand.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn is_straight(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_flush`
[INFO] [stderr]   --> src/poker/hand.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn is_flush(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full_house`
[INFO] [stderr]   --> src/poker/hand.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_full_house(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_four_of_a_kind`
[INFO] [stderr]   --> src/poker/hand.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn is_four_of_a_kind(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_straight_flush`
[INFO] [stderr]   --> src/poker/hand.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn is_straight_flush(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "d1f73e7eda688c6253695cdd4bb16013031ce488e844c8e1f1183ee079140654"`
[INFO] running `"docker" "rm" "-f" "d1f73e7eda688c6253695cdd4bb16013031ce488e844c8e1f1183ee079140654"`
[INFO] [stdout] d1f73e7eda688c6253695cdd4bb16013031ce488e844c8e1f1183ee079140654
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mlex121/rusty-flop:/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] 749715e2309a939af9827698986ae72e1d584a26673dc2a17e8f275148fa3b89
[INFO] running `"docker" "start" "-a" "749715e2309a939af9827698986ae72e1d584a26673dc2a17e8f275148fa3b89"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_flop-6a4ed48e4b05d897
[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" "749715e2309a939af9827698986ae72e1d584a26673dc2a17e8f275148fa3b89"`
[INFO] running `"docker" "rm" "-f" "749715e2309a939af9827698986ae72e1d584a26673dc2a17e8f275148fa3b89"`
[INFO] [stdout] 749715e2309a939af9827698986ae72e1d584a26673dc2a17e8f275148fa3b89