[INFO] updating cached repository jeremyBanks/chesses
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeremyBanks/chesses
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeremyBanks/chesses" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jeremyBanks/chesses"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jeremyBanks/chesses'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeremyBanks/chesses" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jeremyBanks/chesses"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jeremyBanks/chesses'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 652b7718d19ef499cc8ca1db962c63dbf4a6b0aa
[INFO] sha for GitHub repo jeremyBanks/chesses: 652b7718d19ef499cc8ca1db962c63dbf4a6b0aa
[INFO] validating manifest of jeremyBanks/chesses on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jeremyBanks/chesses on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jeremyBanks/chesses
[INFO] finished frobbing jeremyBanks/chesses
[INFO] frobbed toml for jeremyBanks/chesses written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jeremyBanks/chesses/Cargo.toml
[INFO] started frobbing jeremyBanks/chesses
[INFO] finished frobbing jeremyBanks/chesses
[INFO] frobbed toml for jeremyBanks/chesses written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jeremyBanks/chesses/Cargo.toml
[INFO] crate jeremyBanks/chesses already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking jeremyBanks/chesses against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jeremyBanks/chesses:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8acd25fa8ea818e369ac17235ed7cdb911e407ab324065df548d4ec40f6e83fe
[INFO] running `"docker" "start" "-a" "8acd25fa8ea818e369ac17235ed7cdb911e407ab324065df548d4ec40f6e83fe"`
[INFO] [stderr]    Compiling shakmaty v0.15.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]    Compiling chess v3.1.1
[INFO] [stderr]     Checking btoi v0.4.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking chesses v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `white`
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let white = MoveForward;
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_white`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `black`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let black = RandomAgent;
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_black`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/main.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         board: &Board,
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `white`
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let white = MoveForward;
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_white`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `black`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let black = RandomAgent;
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_black`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/main.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         board: &Board,
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 00s
[INFO] running `"docker" "inspect" "8acd25fa8ea818e369ac17235ed7cdb911e407ab324065df548d4ec40f6e83fe"`
[INFO] running `"docker" "rm" "-f" "8acd25fa8ea818e369ac17235ed7cdb911e407ab324065df548d4ec40f6e83fe"`
[INFO] [stdout] 8acd25fa8ea818e369ac17235ed7cdb911e407ab324065df548d4ec40f6e83fe