[INFO] fetching crate simple_genetic 0.2.0...
[INFO] testing simple_genetic-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate simple_genetic 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate simple_genetic 0.2.0
[INFO] finished tweaking crates.io crate simple_genetic 0.2.0
[INFO] tweaked toml for crates.io crate simple_genetic 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_genetic 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e64869db9a3022ad35dcd352a0e7e1b059db0641428f900e6555c350ffddcd5
[INFO] running `Command { std: "docker" "start" "-a" "8e64869db9a3022ad35dcd352a0e7e1b059db0641428f900e6555c350ffddcd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e64869db9a3022ad35dcd352a0e7e1b059db0641428f900e6555c350ffddcd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e64869db9a3022ad35dcd352a0e7e1b059db0641428f900e6555c350ffddcd5", kill_on_drop: false }`
[INFO] [stdout] 8e64869db9a3022ad35dcd352a0e7e1b059db0641428f900e6555c350ffddcd5
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f827dd5a3b3706eddd6ac2e87ffd24fc7a0d8c741e9eabc14becc812ce057f8f
[INFO] running `Command { std: "docker" "start" "-a" "f827dd5a3b3706eddd6ac2e87ffd24fc7a0d8c741e9eabc14becc812ce057f8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_genetic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]  --> src/simple_genetic/activations.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout]   |                                           ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout] 7 + pub const LIN: &dyn Fn(f32) -> f32 = &|x| x;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f827dd5a3b3706eddd6ac2e87ffd24fc7a0d8c741e9eabc14becc812ce057f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f827dd5a3b3706eddd6ac2e87ffd24fc7a0d8c741e9eabc14becc812ce057f8f", kill_on_drop: false }`
[INFO] [stdout] f827dd5a3b3706eddd6ac2e87ffd24fc7a0d8c741e9eabc14becc812ce057f8f
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c3c16f42b57917099f2db348b730b54daa5c1bdae5a65aa0f7638fb206d9ce
[INFO] running `Command { std: "docker" "start" "-a" "f8c3c16f42b57917099f2db348b730b54daa5c1bdae5a65aa0f7638fb206d9ce", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]  --> src/simple_genetic/activations.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout]   |                                           ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout] 7 + pub const LIN: &dyn Fn(f32) -> f32 = &|x| x;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simple_genetic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]  --> src/simple_genetic/activations.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout]   |                                           ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stdout] 7 + pub const LIN: &dyn Fn(f32) -> f32 = &|x| x;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f8c3c16f42b57917099f2db348b730b54daa5c1bdae5a65aa0f7638fb206d9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c3c16f42b57917099f2db348b730b54daa5c1bdae5a65aa0f7638fb206d9ce", kill_on_drop: false }`
[INFO] [stdout] f8c3c16f42b57917099f2db348b730b54daa5c1bdae5a65aa0f7638fb206d9ce
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93e179ac2638c5c03f3d5fdb3ff0a68577b59c1bdb2a2cfb92b0d4a5f707f3b5
[INFO] running `Command { std: "docker" "start" "-a" "93e179ac2638c5c03f3d5fdb3ff0a68577b59c1bdb2a2cfb92b0d4a5f707f3b5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]  --> src/simple_genetic/activations.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stderr]   |                                           ^ ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 7 - pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stderr] 7 + pub const LIN: &dyn Fn(f32) -> f32 = &|x| x;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_genetic` (lib) generated 1 warning (run `cargo fix --lib -p simple_genetic` to apply 1 suggestion)
[INFO] [stderr] warning: `simple_genetic` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_genetic-761059f20dacce5a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-792b86ce41bfb0ab)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::example_use ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_genetic
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]  --> src/simple_genetic/activations.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stderr]   |                                           ^ ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 7 - pub const LIN: &dyn Fn(f32) -> f32 = &|x| (x);
[INFO] [stderr] 7 + pub const LIN: &dyn Fn(f32) -> f32 = &|x| x;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "93e179ac2638c5c03f3d5fdb3ff0a68577b59c1bdb2a2cfb92b0d4a5f707f3b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e179ac2638c5c03f3d5fdb3ff0a68577b59c1bdb2a2cfb92b0d4a5f707f3b5", kill_on_drop: false }`
[INFO] [stdout] 93e179ac2638c5c03f3d5fdb3ff0a68577b59c1bdb2a2cfb92b0d4a5f707f3b5