[INFO] cloning repository https://github.com/NivenT/Brainfuck_AI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NivenT/Brainfuck_AI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNivenT%2FBrainfuck_AI", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNivenT%2FBrainfuck_AI'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20fcf955b2ebe68d31fc84293b809e4858b983f7 [INFO] checking NivenT/Brainfuck_AI against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNivenT%2FBrainfuck_AI" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/NivenT/Brainfuck_AI [INFO] finished tweaking git repo https://github.com/NivenT/Brainfuck_AI [INFO] tweaked toml for git repo https://github.com/NivenT/Brainfuck_AI written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/NivenT/Brainfuck_AI on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/NivenT/Brainfuck_AI 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b0eb78b221886e0b99fbe5d43ef6f674175081156bb12f3c6c5f52a508f57c9 [INFO] running `Command { std: "docker" "start" "-a" "7b0eb78b221886e0b99fbe5d43ef6f674175081156bb12f3c6c5f52a508f57c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b0eb78b221886e0b99fbe5d43ef6f674175081156bb12f3c6c5f52a508f57c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b0eb78b221886e0b99fbe5d43ef6f674175081156bb12f3c6c5f52a508f57c9", kill_on_drop: false }` [INFO] [stdout] 7b0eb78b221886e0b99fbe5d43ef6f674175081156bb12f3c6c5f52a508f57c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03eaf7a14ffa1311478d6fafa57e93cfd2d460005ee292fef6370af4a99e67da [INFO] running `Command { std: "docker" "start" "-a" "03eaf7a14ffa1311478d6fafa57e93cfd2d460005ee292fef6370af4a99e67da", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.5 [INFO] [stderr] Checking libc v0.2.4 [INFO] [stderr] Compiling advapi32-sys v0.1.2 [INFO] [stderr] Compiling kernel32-sys v0.2.1 [INFO] [stderr] Checking rand v0.3.12 [INFO] [stderr] Checking time v0.1.34 [INFO] [stderr] Checking Brainfuck_AI v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/fitness.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | fn fitness(&self, &BFProgram) -> f64; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &BFProgram` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algorithm.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | fit_func: Box, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 | fit_func: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algorithm.rs:20:89 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(size: usize, mut_rate: f64, cross_rate: f64, bred: f64, kept: f64, fit: Box) -> GAlgo { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(size: usize, mut_rate: f64, cross_rate: f64, bred: f64, kept: f64, fit: Box) -> GAlgo { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/fitness.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | fn fitness(&self, &BFProgram) -> f64; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &BFProgram` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algorithm.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | fit_func: Box, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 | fit_func: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algorithm.rs:20:89 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(size: usize, mut_rate: f64, cross_rate: f64, bred: f64, kept: f64, fit: Box) -> GAlgo { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(size: usize, mut_rate: f64, cross_rate: f64, bred: f64, kept: f64, fit: Box) -> GAlgo { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `in_stream` is never read [INFO] [stdout] --> src/interpreter.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct Interpreter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 75 | pub out_stream: String, [INFO] [stdout] 76 | pub in_stream: InputTape, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Interpreter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | let input = prompt_for_val::("Enter input stream: ").unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `in_stream` is never read [INFO] [stdout] --> src/interpreter.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct Interpreter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 75 | pub out_stream: String, [INFO] [stdout] 76 | pub in_stream: InputTape, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Interpreter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Brainfuck_AI` (bin "Brainfuck_AI" test) due to 1 previous error; 4 warnings emitted [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | let input = prompt_for_val::("Enter input stream: ").unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `Brainfuck_AI` (bin "Brainfuck_AI") due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "03eaf7a14ffa1311478d6fafa57e93cfd2d460005ee292fef6370af4a99e67da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03eaf7a14ffa1311478d6fafa57e93cfd2d460005ee292fef6370af4a99e67da", kill_on_drop: false }` [INFO] [stdout] 03eaf7a14ffa1311478d6fafa57e93cfd2d460005ee292fef6370af4a99e67da