[INFO] cloning repository https://github.com/Henry-Ash-Williams/checkers-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Henry-Ash-Williams/checkers-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2Fcheckers-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2Fcheckers-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e762835cfa765908616ce3ebb8e94eb5540c647
[INFO] checking Henry-Ash-Williams/checkers-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2Fcheckers-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Henry-Ash-Williams/checkers-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Henry-Ash-Williams/checkers-rs
[INFO] finished tweaking git repo https://github.com/Henry-Ash-Williams/checkers-rs
[INFO] tweaked toml for git repo https://github.com/Henry-Ash-Williams/checkers-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Henry-Ash-Williams/checkers-rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded tabled_derive v0.6.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea04aabcc75055b2667f86bbd736bb6f66433e5b9a497011eb20077bbb4131fb
[INFO] running `Command { std: "docker" "start" "-a" "ea04aabcc75055b2667f86bbd736bb6f66433e5b9a497011eb20077bbb4131fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea04aabcc75055b2667f86bbd736bb6f66433e5b9a497011eb20077bbb4131fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea04aabcc75055b2667f86bbd736bb6f66433e5b9a497011eb20077bbb4131fb", kill_on_drop: false }`
[INFO] [stdout] ea04aabcc75055b2667f86bbd736bb6f66433e5b9a497011eb20077bbb4131fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5555c030a5c123fe693bcb6337d1e1d459ea233099f4da02a2b93d918c4db1da
[INFO] running `Command { std: "docker" "start" "-a" "5555c030a5c123fe693bcb6337d1e1d459ea233099f4da02a2b93d918c4db1da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking shell-words v1.1.0
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[INFO] [stderr]     Checking slab_tree v0.3.2
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[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking getrandom v0.2.11
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[INFO] [stderr]    Compiling tabled_derive v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking tabled v0.14.0
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking clearscreen v2.0.1
[INFO] [stderr]     Checking checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "5555c030a5c123fe693bcb6337d1e1d459ea233099f4da02a2b93d918c4db1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5555c030a5c123fe693bcb6337d1e1d459ea233099f4da02a2b93d918c4db1da", kill_on_drop: false }`
[INFO] [stdout] 5555c030a5c123fe693bcb6337d1e1d459ea233099f4da02a2b93d918c4db1da
[INFO] checking Henry-Ash-Williams/checkers-rs against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2Fcheckers-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Henry-Ash-Williams/checkers-rs on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Henry-Ash-Williams/checkers-rs
[INFO] finished tweaking git repo https://github.com/Henry-Ash-Williams/checkers-rs
[INFO] tweaked toml for git repo https://github.com/Henry-Ash-Williams/checkers-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Henry-Ash-Williams/checkers-rs 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732aa5d826eba3f260742add645cb8030cb6951ab42be094a11314ad4f98b801
[INFO] running `Command { std: "docker" "start" "-a" "732aa5d826eba3f260742add645cb8030cb6951ab42be094a11314ad4f98b801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732aa5d826eba3f260742add645cb8030cb6951ab42be094a11314ad4f98b801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732aa5d826eba3f260742add645cb8030cb6951ab42be094a11314ad4f98b801", kill_on_drop: false }`
[INFO] [stdout] 732aa5d826eba3f260742add645cb8030cb6951ab42be094a11314ad4f98b801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ed439890611c1e13329f77c0d76c7bb6b36d5506bb7f2b32e68971a13b6202e
[INFO] running `Command { std: "docker" "start" "-a" "7ed439890611c1e13329f77c0d76c7bb6b36d5506bb7f2b32e68971a13b6202e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking slab_tree v0.3.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking ansitok v0.2.0
[INFO] [stderr]     Checking ansi-str v0.8.0
[INFO] [stderr]     Checking papergrid v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tabled_derive v0.6.0
[INFO] [stderr]     Checking tabled v0.14.0
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking clearscreen v2.0.1
[INFO] [stderr]     Checking checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/board.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let locations_to_capture = (
[INFO] [stdout]     |             -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 203 |         let locations_to_move_to = (
[INFO] [stdout]     |             -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 208 |         match (locations_to_capture, locations_to_move_to) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/game.rs:83:125
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...es.iter().map(|potential_move| (*potential_move, self.evaluate_move(*potential_move).unwrap())));
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/game.rs:120:31
[INFO] [stdout]     |
[INFO] [stdout] 120 |             .flat_map(|peice| self.generate_moves_for_peice(*peice).unwrap())
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `checkers` (bin "checkers") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/board.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let locations_to_capture = (
[INFO] [stdout]     |             -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 203 |         let locations_to_move_to = (
[INFO] [stdout]     |             -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 208 |         match (locations_to_capture, locations_to_move_to) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/game.rs:83:125
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...es.iter().map(|potential_move| (*potential_move, self.evaluate_move(*potential_move).unwrap())));
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/game.rs:120:31
[INFO] [stdout]     |
[INFO] [stdout] 120 |             .flat_map(|peice| self.generate_moves_for_peice(*peice).unwrap())
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `checkers` (bin "checkers" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "7ed439890611c1e13329f77c0d76c7bb6b36d5506bb7f2b32e68971a13b6202e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed439890611c1e13329f77c0d76c7bb6b36d5506bb7f2b32e68971a13b6202e", kill_on_drop: false }`
[INFO] [stdout] 7ed439890611c1e13329f77c0d76c7bb6b36d5506bb7f2b32e68971a13b6202e