[INFO] cloning repository https://github.com/LucasSimpson/rust-chess-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucasSimpson/rust-chess-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasSimpson%2Frust-chess-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasSimpson%2Frust-chess-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6c7ad88034cb7c7567dceb0d7e6d89b077f20ce
[INFO] testing LucasSimpson/rust-chess-engine against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasSimpson%2Frust-chess-engine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucasSimpson/rust-chess-engine on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucasSimpson/rust-chess-engine
[INFO] finished tweaking git repo https://github.com/LucasSimpson/rust-chess-engine
[INFO] tweaked toml for git repo https://github.com/LucasSimpson/rust-chess-engine written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LucasSimpson/rust-chess-engine 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.2.5
[INFO] [stderr]   Downloaded plotters-svg v0.3.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.0
[INFO] [stderr]   Downloaded criterion v0.3.4
[INFO] [stderr]   Downloaded plotters v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47cea43d9cb27afdb81d28dc0bf89018af0088cbd699a4497d06577d9a5aec8c
[INFO] running `Command { std: "docker" "start" "-a" "47cea43d9cb27afdb81d28dc0bf89018af0088cbd699a4497d06577d9a5aec8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47cea43d9cb27afdb81d28dc0bf89018af0088cbd699a4497d06577d9a5aec8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47cea43d9cb27afdb81d28dc0bf89018af0088cbd699a4497d06577d9a5aec8c", kill_on_drop: false }`
[INFO] [stdout] 47cea43d9cb27afdb81d28dc0bf89018af0088cbd699a4497d06577d9a5aec8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf5c00bfc1bab9366870e2cc9ac264bfc3dab108e83d03e26d5d56819195fe4
[INFO] running `Command { std: "docker" "start" "-a" "caf5c00bfc1bab9366870e2cc9ac264bfc3dab108e83d03e26d5d56819195fe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/v2.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/board.rs:553:41
[INFO] [stdout]     |
[INFO] [stdout] 553 |                 for opt_cm in IntoIter::new(moves) {
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/board.rs:583:41
[INFO] [stdout]     |
[INFO] [stdout] 583 |                 for opt_cm in IntoIter::new(moves) {
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clear` found for mutable reference `&mut &Rc<RefCell<Node>>` in the current scope
[INFO] [stdout]    --> src/v2.rs:162:33
[INFO] [stdout]     |
[INFO] [stdout] 162 |             *rnode.borrow_mut().clear();
[INFO] [stdout]     |                                 ^^^^^ method not found in `&mut &Rc<RefCell<Node>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for mutable reference `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>` in the current scope
[INFO] [stdout]    --> src/v2.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |             match bm.get(&key) {
[INFO] [stdout]     |                      ^^^ method not found in `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for mutable reference `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>` in the current scope
[INFO] [stdout]    --> src/v2.rs:222:24
[INFO] [stdout]     |
[INFO] [stdout] 222 |                     bm.insert(key, rnode);
[INFO] [stdout]     |                        ^^^^^^ method not found in `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for mutable reference `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>` in the current scope
[INFO] [stdout]    --> src/v2.rs:263:65
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let rnode_base = match self.boards.borrow_mut().get(&key) {
[INFO] [stdout]     |                                                                 ^^^ method not found in `&mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/v2.rs:285:51
[INFO] [stdout]     |
[INFO] [stdout] 285 |                     let rnode_one = Manager::grow(&mut self.boards.borrow_mut(), &rnode_base, cm, nboard);
[INFO] [stdout]     |                                     ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&mut RefMut<'_, HashMap<u64, ...>>`, found `&mut &mut Rc<RefCell<...>>`
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut RefMut<'_, HashMap<u64, Rc<RefCell<Node>>>>`
[INFO] [stdout]                found mutable reference `&mut &mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/v2.rs:338:8
[INFO] [stdout]     |
[INFO] [stdout] 338 |     fn grow(hm: &mut RefMut<HashMap<u64, Rc<RefCell<Node>>>>, from: &Rc<RefCell<Node>>, cm: &ChessMove, board: Board) -> Rc<RefCell<Node>> {
[INFO] [stdout]     |        ^^^^ ------------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `explored` on type `&mut Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:288:44
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     rnode_one.borrow_mut().explored = true;
[INFO] [stdout]     |                                            ^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `board` on type `&mut Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:289:60
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     let opp_moves = rnode_one.borrow_mut().board.get_legal_moves();
[INFO] [stdout]     |                                                            ^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/v2.rs:292:55
[INFO] [stdout]     |
[INFO] [stdout] 292 |                         let rnode_two = Manager::grow(&mut self.boards.borrow_mut(), &rnode_one, opp_cm, nnboard);
[INFO] [stdout]     |                                         ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&mut RefMut<'_, HashMap<u64, ...>>`, found `&mut &mut Rc<RefCell<...>>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut RefMut<'_, HashMap<u64, Rc<RefCell<Node>>>>`
[INFO] [stdout]                found mutable reference `&mut &mut Rc<RefCell<HashMap<u64, Rc<RefCell<Node>>>>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/v2.rs:338:8
[INFO] [stdout]     |
[INFO] [stdout] 338 |     fn grow(hm: &mut RefMut<HashMap<u64, Rc<RefCell<Node>>>>, from: &Rc<RefCell<Node>>, cm: &ChessMove, board: Board) -> Rc<RefCell<Node>> {
[INFO] [stdout]     |        ^^^^ ------------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `parents` on type `&mut Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:353:36
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 rnode.borrow_mut().parents.push((cm.clone(), from.clone()));
[INFO] [stdout]     |                                    ^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `children` on type `&mut &Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:354:35
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 from.borrow_mut().children.push((cm.clone(), rnode.clone()));
[INFO] [stdout]     |                                   ^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `parents` on type `&mut &Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:360:36
[INFO] [stdout]     |
[INFO] [stdout] 360 |                 rnode.borrow_mut().parents.push((cm.clone(), from.clone()));
[INFO] [stdout]     |                                    ^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `children` on type `&mut &Rc<RefCell<Node>>`
[INFO] [stdout]    --> src/v2.rs:361:35
[INFO] [stdout]     |
[INFO] [stdout] 361 |                 from.borrow_mut().children.push((cm.clone(), rnode.clone()));
[INFO] [stdout]     |                                   ^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess` due to 13 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "caf5c00bfc1bab9366870e2cc9ac264bfc3dab108e83d03e26d5d56819195fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf5c00bfc1bab9366870e2cc9ac264bfc3dab108e83d03e26d5d56819195fe4", kill_on_drop: false }`
[INFO] [stdout] caf5c00bfc1bab9366870e2cc9ac264bfc3dab108e83d03e26d5d56819195fe4
