[INFO] cloning repository https://github.com/Zuchis/genetic-algorithm-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zuchis/genetic-algorithm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZuchis%2Fgenetic-algorithm-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZuchis%2Fgenetic-algorithm-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5bcf070273532deade17285dc55bb4ffaed1e1b0 [INFO] testing Zuchis/genetic-algorithm-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZuchis%2Fgenetic-algorithm-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Zuchis/genetic-algorithm-rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Zuchis/genetic-algorithm-rust [INFO] finished tweaking git repo https://github.com/Zuchis/genetic-algorithm-rust [INFO] tweaked toml for git repo https://github.com/Zuchis/genetic-algorithm-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Zuchis/genetic-algorithm-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-complex v0.1.37 [INFO] [stderr] Downloaded num-bigint v0.1.37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aebae4f47b56013ce53966f4235c10fb920e83ee75e6f6ec063fcbfbb71108dc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "aebae4f47b56013ce53966f4235c10fb920e83ee75e6f6ec063fcbfbb71108dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aebae4f47b56013ce53966f4235c10fb920e83ee75e6f6ec063fcbfbb71108dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aebae4f47b56013ce53966f4235c10fb920e83ee75e6f6ec063fcbfbb71108dc", kill_on_drop: false }` [INFO] [stdout] aebae4f47b56013ce53966f4235c10fb920e83ee75e6f6ec063fcbfbb71108dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f523f89d715ebc307e9c8bd8a70e538147e1c61dbc996897615786271215bbbb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f523f89d715ebc307e9c8bd8a70e538147e1c61dbc996897615786271215bbbb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling rustc-serialize v0.3.23 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num-bigint v0.1.37 [INFO] [stderr] Compiling num-complex v0.1.37 [INFO] [stderr] Compiling num-rational v0.1.36 [INFO] [stderr] Compiling num v0.1.37 [INFO] [stderr] Compiling genetic-algorithm-rust 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:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Fn(&T) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness.rs:12:27 [INFO] [stdout] | [INFO] [stdout] 12 | fn fitness(&self, f: &Fn(&T) -> f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/crossover.rs:44:39 [INFO] [stdout] | [INFO] [stdout] 44 | let interval = Range::new(1usize, (parent1.len() -1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.04s [INFO] running `Command { std: "docker" "inspect" "f523f89d715ebc307e9c8bd8a70e538147e1c61dbc996897615786271215bbbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f523f89d715ebc307e9c8bd8a70e538147e1c61dbc996897615786271215bbbb", kill_on_drop: false }` [INFO] [stdout] f523f89d715ebc307e9c8bd8a70e538147e1c61dbc996897615786271215bbbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a027be396fce946e06e583f46db57df381110360db6ba2c74739bffeaf79edcf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a027be396fce946e06e583f46db57df381110360db6ba2c74739bffeaf79edcf", kill_on_drop: false }` [INFO] [stderr] Compiling genetic-algorithm-rust 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:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Fn(&T) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness.rs:12:27 [INFO] [stdout] | [INFO] [stdout] 12 | fn fitness(&self, f: &Fn(&T) -> f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/crossover.rs:44:39 [INFO] [stdout] | [INFO] [stdout] 44 | let interval = Range::new(1usize, (parent1.len() -1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "a027be396fce946e06e583f46db57df381110360db6ba2c74739bffeaf79edcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a027be396fce946e06e583f46db57df381110360db6ba2c74739bffeaf79edcf", kill_on_drop: false }` [INFO] [stdout] a027be396fce946e06e583f46db57df381110360db6ba2c74739bffeaf79edcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 10a6b472a63fdbee02ed761ebc5c2a130d7bd95ac95d95f3ad15ea45083a7ca8 [INFO] running `Command { std: "docker" "start" "-a" "10a6b472a63fdbee02ed761ebc5c2a130d7bd95ac95d95f3ad15ea45083a7ca8", kill_on_drop: false }` [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stderr] --> src/fitness.rs:8:23 [INFO] [stderr] | [INFO] [stderr] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Fn(&T) -> f64` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fitness.rs:8:24 [INFO] [stderr] | [INFO] [stderr] 8 | fn fitness(&self, &Fn(&T) -> f64) -> f64; [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fitness.rs:12:27 [INFO] [stderr] | [INFO] [stderr] 12 | fn fitness(&self, f: &Fn(&T) -> f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/crossover.rs:44:39 [INFO] [stderr] | [INFO] [stderr] 44 | let interval = Range::new(1usize, (parent1.len() -1)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/genetic_algorithm_rust-e76bfb39841f079d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "10a6b472a63fdbee02ed761ebc5c2a130d7bd95ac95d95f3ad15ea45083a7ca8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10a6b472a63fdbee02ed761ebc5c2a130d7bd95ac95d95f3ad15ea45083a7ca8", kill_on_drop: false }` [INFO] [stdout] 10a6b472a63fdbee02ed761ebc5c2a130d7bd95ac95d95f3ad15ea45083a7ca8