[INFO] fetching crate genetic 0.2.1... [INFO] testing genetic-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate genetic 0.2.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate genetic 0.2.1 [INFO] finished tweaking crates.io crate genetic 0.2.1 [INFO] tweaked toml for crates.io crate genetic 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate genetic 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3efb88d15c6871917f7ad65b44299c8118c8ef94b2b1fbe4390faedff9012f45 [INFO] running `Command { std: "docker" "start" "-a" "3efb88d15c6871917f7ad65b44299c8118c8ef94b2b1fbe4390faedff9012f45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3efb88d15c6871917f7ad65b44299c8118c8ef94b2b1fbe4390faedff9012f45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3efb88d15c6871917f7ad65b44299c8118c8ef94b2b1fbe4390faedff9012f45", kill_on_drop: false }` [INFO] [stdout] 3efb88d15c6871917f7ad65b44299c8118c8ef94b2b1fbe4390faedff9012f45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 59135597d5ba8161816b8a179f355488880b3b6a65f66822ec8ae5214035af5f [INFO] running `Command { std: "docker" "start" "-a" "59135597d5ba8161816b8a179f355488880b3b6a65f66822ec8ae5214035af5f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling genetic v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `universe::Universe` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use universe::Universe; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:22:21 [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut Evaluator, [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)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut dyn Evaluator, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | reproducer: &'b mut Reproducer, [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] 23 | reproducer: &'b mut dyn Reproducer, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut dyn Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:66 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut dyn Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutation_rate` [INFO] [stdout] --> src/lib.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | fn mutate(&mut self, mutation_rate: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutation_rate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:131:28 [INFO] [stdout] | [INFO] [stdout] 131 | fn measure_fitness(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:150:22 [INFO] [stdout] | [INFO] [stdout] 150 | fn reproduce(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LittleAnimal` is never constructed [INFO] [stdout] --> src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct LittleAnimal { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LittleAnimal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_genome` is never used [INFO] [stdout] --> src/lib.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | impl LittleAnimal { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 37 | [INFO] [stdout] 38 | pub fn from_genome(genome: &Vec) -> LittleAnimal { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NaturalSelection` is never constructed [INFO] [stdout] --> src/lib.rs:119:8 [INFO] [stdout] | [INFO] [stdout] 119 | struct NaturalSelection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 121 | impl NaturalSelection { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] 122 | [INFO] [stdout] 123 | pub fn new() -> NaturalSelection { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NaturalReproduction` is never constructed [INFO] [stdout] --> src/lib.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 138 | struct NaturalReproduction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 140 | impl NaturalReproduction { [INFO] [stdout] | ------------------------ associated function in this implementation [INFO] [stdout] 141 | [INFO] [stdout] 142 | pub fn new() -> NaturalReproduction { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pop_limit` is never read [INFO] [stdout] --> src/universe.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Universe<'a, 'b, T: Evaluable + Mutable + Ord + PartialOrd + Clone + ToString> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 26 | pop_limit: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "59135597d5ba8161816b8a179f355488880b3b6a65f66822ec8ae5214035af5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59135597d5ba8161816b8a179f355488880b3b6a65f66822ec8ae5214035af5f", kill_on_drop: false }` [INFO] [stdout] 59135597d5ba8161816b8a179f355488880b3b6a65f66822ec8ae5214035af5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] ed98be0f2e45ef8739e31ab3ce3e35fbd657d5c8e2386e67f64ca1160920c387 [INFO] running `Command { std: "docker" "start" "-a" "ed98be0f2e45ef8739e31ab3ce3e35fbd657d5c8e2386e67f64ca1160920c387", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unused import: `universe::Universe` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use universe::Universe; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:22:21 [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut Evaluator, [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)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut dyn Evaluator, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | reproducer: &'b mut Reproducer, [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] 23 | reproducer: &'b mut dyn Reproducer, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut dyn Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:66 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut dyn Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutation_rate` [INFO] [stdout] --> src/lib.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | fn mutate(&mut self, mutation_rate: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutation_rate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:131:28 [INFO] [stdout] | [INFO] [stdout] 131 | fn measure_fitness(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:150:22 [INFO] [stdout] | [INFO] [stdout] 150 | fn reproduce(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LittleAnimal` is never constructed [INFO] [stdout] --> src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct LittleAnimal { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LittleAnimal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_genome` is never used [INFO] [stdout] --> src/lib.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | impl LittleAnimal { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 37 | [INFO] [stdout] 38 | pub fn from_genome(genome: &Vec) -> LittleAnimal { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NaturalSelection` is never constructed [INFO] [stdout] --> src/lib.rs:119:8 [INFO] [stdout] | [INFO] [stdout] 119 | struct NaturalSelection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling genetic v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 121 | impl NaturalSelection { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] 122 | [INFO] [stdout] 123 | pub fn new() -> NaturalSelection { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NaturalReproduction` is never constructed [INFO] [stdout] --> src/lib.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 138 | struct NaturalReproduction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 140 | impl NaturalReproduction { [INFO] [stdout] | ------------------------ associated function in this implementation [INFO] [stdout] 141 | [INFO] [stdout] 142 | pub fn new() -> NaturalReproduction { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pop_limit` is never read [INFO] [stdout] --> src/universe.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Universe<'a, 'b, T: Evaluable + Mutable + Ord + PartialOrd + Clone + ToString> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 26 | pop_limit: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:22:21 [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut Evaluator, [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)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | evaluator: &'a mut dyn Evaluator, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | reproducer: &'b mut Reproducer, [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] 23 | reproducer: &'b mut dyn Reproducer, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut dyn Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:33:66 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [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] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut dyn Reproducer) -> Universe<'a, 'b, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutation_rate` [INFO] [stdout] --> src/lib.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | fn mutate(&mut self, mutation_rate: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutation_rate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:131:28 [INFO] [stdout] | [INFO] [stdout] 131 | fn measure_fitness(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `population` [INFO] [stdout] --> src/lib.rs:150:22 [INFO] [stdout] | [INFO] [stdout] 150 | fn reproduce(&self, population: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pop_limit` is never read [INFO] [stdout] --> src/universe.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Universe<'a, 'b, T: Evaluable + Mutable + Ord + PartialOrd + Clone + ToString> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 26 | pop_limit: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "ed98be0f2e45ef8739e31ab3ce3e35fbd657d5c8e2386e67f64ca1160920c387", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed98be0f2e45ef8739e31ab3ce3e35fbd657d5c8e2386e67f64ca1160920c387", kill_on_drop: false }` [INFO] [stdout] ed98be0f2e45ef8739e31ab3ce3e35fbd657d5c8e2386e67f64ca1160920c387 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 37056a00639f167594e7a06c1ca24c37bbcb3e0f336d2d8b3faa9797c53e4af9 [INFO] running `Command { std: "docker" "start" "-a" "37056a00639f167594e7a06c1ca24c37bbcb3e0f336d2d8b3faa9797c53e4af9", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unused import: `universe::Universe` [INFO] [stderr] --> src/lib.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use universe::Universe; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/universe.rs:22:21 [INFO] [stderr] | [INFO] [stderr] 22 | evaluator: &'a mut Evaluator, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 22 | evaluator: &'a mut dyn Evaluator, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/universe.rs:23:22 [INFO] [stderr] | [INFO] [stderr] 23 | reproducer: &'b mut Reproducer, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 23 | reproducer: &'b mut dyn Reproducer, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/universe.rs:33:32 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(evaluator: &'a mut dyn Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/universe.rs:33:66 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut Reproducer) -> Universe<'a, 'b, T> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(evaluator: &'a mut Evaluator, reproducer: &'b mut dyn Reproducer) -> Universe<'a, 'b, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mutation_rate` [INFO] [stderr] --> src/lib.rs:63:23 [INFO] [stderr] | [INFO] [stderr] 63 | fn mutate(&mut self, mutation_rate: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutation_rate` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `population` [INFO] [stderr] --> src/lib.rs:131:28 [INFO] [stderr] | [INFO] [stderr] 131 | fn measure_fitness(&self, population: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `population` [INFO] [stderr] --> src/lib.rs:150:22 [INFO] [stderr] | [INFO] [stderr] 150 | fn reproduce(&self, population: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population` [INFO] [stderr] [INFO] [stderr] warning: struct `LittleAnimal` is never constructed [INFO] [stderr] --> src/lib.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | struct LittleAnimal { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `LittleAnimal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `from_genome` is never used [INFO] [stderr] --> src/lib.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 36 | impl LittleAnimal { [INFO] [stderr] | ----------------- associated function in this implementation [INFO] [stderr] 37 | [INFO] [stderr] 38 | pub fn from_genome(genome: &Vec) -> LittleAnimal { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `NaturalSelection` is never constructed [INFO] [stderr] --> src/lib.rs:119:8 [INFO] [stderr] | [INFO] [stderr] 119 | struct NaturalSelection; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/lib.rs:123:9 [INFO] [stderr] | [INFO] [stderr] 121 | impl NaturalSelection { [INFO] [stderr] | --------------------- associated function in this implementation [INFO] [stderr] 122 | [INFO] [stderr] 123 | pub fn new() -> NaturalSelection { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `NaturalReproduction` is never constructed [INFO] [stderr] --> src/lib.rs:138:8 [INFO] [stderr] | [INFO] [stderr] 138 | struct NaturalReproduction; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/lib.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 140 | impl NaturalReproduction { [INFO] [stderr] | ------------------------ associated function in this implementation [INFO] [stderr] 141 | [INFO] [stderr] 142 | pub fn new() -> NaturalReproduction { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: field `pop_limit` is never read [INFO] [stderr] --> src/universe.rs:26:2 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct Universe<'a, 'b, T: Evaluable + Mutable + Ord + PartialOrd + Clone + ToString> { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 26 | pop_limit: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `genetic` (lib) generated 15 warnings (run `cargo fix --lib -p genetic` to apply 5 suggestions) [INFO] [stderr] warning: field `pop_limit` is never read [INFO] [stderr] --> src/universe.rs:26:2 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct Universe<'a, 'b, T: Evaluable + Mutable + Ord + PartialOrd + Clone + ToString> { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 26 | pop_limit: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `genetic` (lib test) generated 8 warnings (7 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/genetic-ac4aa98b6228ea4b) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "37056a00639f167594e7a06c1ca24c37bbcb3e0f336d2d8b3faa9797c53e4af9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37056a00639f167594e7a06c1ca24c37bbcb3e0f336d2d8b3faa9797c53e4af9", kill_on_drop: false }` [INFO] [stdout] 37056a00639f167594e7a06c1ca24c37bbcb3e0f336d2d8b3faa9797c53e4af9