[INFO] cloning repository https://github.com/Troppydash/chrusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Troppydash/chrusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroppydash%2Fchrusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroppydash%2Fchrusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3cf5c31d0d1bc590329abb5b48be8303992f214
[INFO] fixing Troppydash/chrusty against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroppydash%2Fchrusty" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Troppydash/chrusty
[INFO] finished tweaking git repo https://github.com/Troppydash/chrusty
[INFO] tweaked toml for git repo https://github.com/Troppydash/chrusty written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Troppydash/chrusty on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Troppydash/chrusty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded btoi v0.5.0
[INFO] [stderr]   Downloaded shakmaty v0.30.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7
[INFO] running `Command { std: "docker" "start" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking arrayvec v0.7.7
[INFO] [stderr]     Checking btoi v0.5.0
[INFO] [stderr]     Checking shakmaty v0.30.1
[INFO] [stderr]     Checking rusty-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Board`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use shakmaty::{Board, Chess, Position};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `MoveList`
[INFO] [stdout]  --> src/movepick.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use shakmaty::{Board, Chess, Move, MoveList};
[INFO] [stdout]   |                ^^^^^               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Board`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use shakmaty::{Board, Chess, Position};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `MoveList`
[INFO] [stdout]  --> src/movepick.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use shakmaty::{Board, Chess, Move, MoveList};
[INFO] [stdout]   |                ^^^^^               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new() -> Self {}
[INFO] [stdout]    |            ---      ^^^^ expected `Engine`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new() -> Self {}
[INFO] [stdout]    |            ---      ^^^^ expected `Engine`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn evaluate(&mut self) -> i16 {}
[INFO] [stdout]    |        --------               ^^^ expected `i16`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn qsearch(&mut self, alpha: i16, beta: i16, depth: i8) -> i16 {}
[INFO] [stdout]    |        -------                                                 ^^^ expected `i16`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] note: consider returning one of these bindings
[INFO] [stdout]   --> src/engine.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn qsearch(&mut self, alpha: i16, beta: i16, depth: i8) -> i16 {}
[INFO] [stdout]    |                           ^^^^^       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn evaluate(&mut self) -> i16 {}
[INFO] [stdout]    |        --------               ^^^ expected `i16`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/engine.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn qsearch(&mut self, alpha: i16, beta: i16, depth: i8) -> i16 {}
[INFO] [stdout]    |        -------                                                 ^^^ expected `i16`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] note: consider returning one of these bindings
[INFO] [stdout]   --> src/engine.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn qsearch(&mut self, alpha: i16, beta: i16, depth: i8) -> i16 {}
[INFO] [stdout]    |                           ^^^^^       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alpha`
[INFO] [stdout]   --> src/engine.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         alpha: i16,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_alpha`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alpha`
[INFO] [stdout]   --> src/engine.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         alpha: i16,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_alpha`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `beta`
[INFO] [stdout]   --> src/engine.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         beta: i16,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_beta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ss`
[INFO] [stdout]   --> src/engine.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         ss: usize,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_pv`
[INFO] [stdout]   --> src/engine.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         is_pv: bool,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_pv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cut_node`
[INFO] [stdout]   --> src/engine.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         cut_node: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cut_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `beta`
[INFO] [stdout]   --> src/engine.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         beta: i16,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_beta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ss`
[INFO] [stdout]   --> src/engine.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         ss: usize,
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_pv`
[INFO] [stdout]   --> src/engine.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         is_pv: bool,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_pv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cut_node`
[INFO] [stdout]   --> src/engine.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         cut_node: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cut_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-chess` (bin "rusty-chess" test) due to 3 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rusty-chess` (bin "rusty-chess") due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7", kill_on_drop: false }`
[INFO] [stdout] dd1536227d1c7f09ab73d09ebc8d07c93467f95b0f246f58c50748bf1edc95b7
