[INFO] updating cached repository ericye16/rusty-tic-tac-toe
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ericye16/rusty-tic-tac-toe
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ericye16/rusty-tic-tac-toe" "work/ex/beta-1.38-1/sources/1.37.0/gh/ericye16/rusty-tic-tac-toe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ericye16/rusty-tic-tac-toe'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ericye16/rusty-tic-tac-toe" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dda5667cea5006f90d7782d60ec13d08a39353bb
[INFO] sha for GitHub repo ericye16/rusty-tic-tac-toe: dda5667cea5006f90d7782d60ec13d08a39353bb
[INFO] validating manifest of ericye16/rusty-tic-tac-toe 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 ericye16/rusty-tic-tac-toe 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 ericye16/rusty-tic-tac-toe
[INFO] finished frobbing ericye16/rusty-tic-tac-toe
[INFO] frobbed toml for ericye16/rusty-tic-tac-toe written to work/ex/beta-1.38-1/sources/1.37.0/gh/ericye16/rusty-tic-tac-toe/Cargo.toml
[INFO] started frobbing ericye16/rusty-tic-tac-toe
[INFO] finished frobbing ericye16/rusty-tic-tac-toe
[INFO] frobbed toml for ericye16/rusty-tic-tac-toe written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe/Cargo.toml
[INFO] crate ericye16/rusty-tic-tac-toe 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 ericye16/rusty-tic-tac-toe against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 78e55f5ce56dd701e72aedba070bf948d32d84e02782b9d8feb48eab309699fc
[INFO] running `"docker" "start" "-a" "78e55f5ce56dd701e72aedba070bf948d32d84e02782b9d8feb48eab309699fc"`
[INFO] [stderr]    Compiling rusty-tic-tac-toe v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]  --> src/game.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   O,
[INFO] [stderr]   |   ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Winner`
[INFO] [stderr]   --> src/game.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   Winner,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Loser`
[INFO] [stderr]   --> src/game.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   Loser,
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Draw`
[INFO] [stderr]   --> src/game.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   Draw,
[INFO] [stderr]    |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Indeterminate`
[INFO] [stderr]   --> src/game.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 |   Indeterminate,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_winner`
[INFO] [stderr]   --> src/game.rs:74:3
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn check_winner(&self) -> PlayerStatus {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "78e55f5ce56dd701e72aedba070bf948d32d84e02782b9d8feb48eab309699fc"`
[INFO] running `"docker" "rm" "-f" "78e55f5ce56dd701e72aedba070bf948d32d84e02782b9d8feb48eab309699fc"`
[INFO] [stdout] 78e55f5ce56dd701e72aedba070bf948d32d84e02782b9d8feb48eab309699fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 95b55bba7a43369c969c3fb3be3c40077d1221025cd7954a78a365d327f65026
[INFO] running `"docker" "start" "-a" "95b55bba7a43369c969c3fb3be3c40077d1221025cd7954a78a365d327f65026"`
[INFO] [stderr]    Compiling rusty-tic-tac-toe v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `E`
[INFO] [stderr]    --> src/game.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     let E = Empty;
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_E`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]    --> src/game.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let E = Empty;
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]    --> src/game.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let E = Empty;
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]    --> src/game.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let E = Empty;
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `E` should have a snake case name
[INFO] [stderr]    --> src/game.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     let E = Empty;
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `e`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "95b55bba7a43369c969c3fb3be3c40077d1221025cd7954a78a365d327f65026"`
[INFO] running `"docker" "rm" "-f" "95b55bba7a43369c969c3fb3be3c40077d1221025cd7954a78a365d327f65026"`
[INFO] [stdout] 95b55bba7a43369c969c3fb3be3c40077d1221025cd7954a78a365d327f65026
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericye16/rusty-tic-tac-toe:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9198be1aa578535da6691d4be0b07999d972d8dd6ba2ee7670e805f432cb0c9c
[INFO] running `"docker" "start" "-a" "9198be1aa578535da6691d4be0b07999d972d8dd6ba2ee7670e805f432cb0c9c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_tic_tac_toe-d93d5327a5923a1c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test game::tests::draw ... ok
[INFO] [stdout] test game::tests::indeterminate1 ... ok
[INFO] [stdout] test game::tests::winner1 ... ok
[INFO] [stdout] test game::tests::loser1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9198be1aa578535da6691d4be0b07999d972d8dd6ba2ee7670e805f432cb0c9c"`
[INFO] running `"docker" "rm" "-f" "9198be1aa578535da6691d4be0b07999d972d8dd6ba2ee7670e805f432cb0c9c"`
[INFO] [stdout] 9198be1aa578535da6691d4be0b07999d972d8dd6ba2ee7670e805f432cb0c9c