[INFO] cloning repository https://github.com/sakex/neat-gru-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sakex/neat-gru-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakex%2Fneat-gru-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7076e3daba188034da4265997dd02fb209582d1a
[INFO] testing sakex/neat-gru-rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakex%2Fneat-gru-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/sakex/neat-gru-rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sakex/neat-gru-rust
[INFO] finished tweaking git repo https://github.com/sakex/neat-gru-rust
[INFO] tweaked toml for git repo https://github.com/sakex/neat-gru-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sakex/neat-gru-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "4969f990022c86e8b449767a628eecbd8e63c696f9069caacf4b065ad15b6de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4969f990022c86e8b449767a628eecbd8e63c696f9069caacf4b065ad15b6de9", kill_on_drop: false }`
[INFO] [stdout] 4969f990022c86e8b449767a628eecbd8e63c696f9069caacf4b065ad15b6de9
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13b654147c02c854789e49fecc5f7173f05e71a114a36c7a38efaecdaaa0caa6
[INFO] running `Command { std: "docker" "start" "-a" "13b654147c02c854789e49fecc5f7173f05e71a114a36c7a38efaecdaaa0caa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling numeric_literals v0.2.0
[INFO] [stderr]    Compiling neat-gru v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "13b654147c02c854789e49fecc5f7173f05e71a114a36c7a38efaecdaaa0caa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b654147c02c854789e49fecc5f7173f05e71a114a36c7a38efaecdaaa0caa6", kill_on_drop: false }`
[INFO] [stdout] 13b654147c02c854789e49fecc5f7173f05e71a114a36c7a38efaecdaaa0caa6
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf59c793af9ee3852489f5394881c2783fc532b680546e60fe108c3e3ea87e0
[INFO] running `Command { std: "docker" "start" "-a" "caf59c793af9ee3852489f5394881c2783fc532b680546e60fe108c3e3ea87e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling neat-gru v0.6.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> examples/example.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> examples/example.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let inputs = XOR::get_inputs();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `inputs`
[INFO] [stdout]   --> examples/example.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     inputs: Vec<Vec<f64>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `answers`
[INFO] [stdout]   --> examples/example.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     answers: Vec<Vec<f64>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generation`
[INFO] [stdout]   --> examples/snake-cli/training_simulation.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let generation = self.generation;
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generation`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `species_count`
[INFO] [stdout]   --> examples/snake-cli/training_simulation.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let species_count = self.species_count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_species_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     runner.start();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.14s
[INFO] running `Command { std: "docker" "inspect" "caf59c793af9ee3852489f5394881c2783fc532b680546e60fe108c3e3ea87e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf59c793af9ee3852489f5394881c2783fc532b680546e60fe108c3e3ea87e0", kill_on_drop: false }`
[INFO] [stdout] caf59c793af9ee3852489f5394881c2783fc532b680546e60fe108c3e3ea87e0
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] def22d6f3324ea76cbe879c6db2b48edecfbb8843823605ac0d075658bf79cc4
[INFO] running `Command { std: "docker" "start" "-a" "def22d6f3324ea76cbe879c6db2b48edecfbb8843823605ac0d075658bf79cc4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] running 4 tests
[INFO] [stderr]    --> src/tests.rs:134:5
[INFO] [stdout] test tests::test_import_network ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_clone_network ... ok
[INFO] [stderr] 134 |     runner.start();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `neat-gru` (lib test) generated 1 warning
[INFO] [stderr] warning: unused variable: `generation`
[INFO] [stderr]   --> examples/snake-cli/training_simulation.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let generation = self.generation;
[INFO] [stderr]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generation`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `species_count`
[INFO] [stderr]   --> examples/snake-cli/training_simulation.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let species_count = self.species_count;
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_species_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> examples/example.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> examples/example.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let inputs = XOR::get_inputs();
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `inputs`
[INFO] [stderr]   --> examples/example.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     inputs: Vec<Vec<f64>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `answers`
[INFO] [stderr]   --> examples/example.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     answers: Vec<Vec<f64>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neat-gru` (example "snake-cli") generated 2 warnings
[INFO] [stderr] warning: `neat-gru` (example "example") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/neat_gru-1aac5fa74d95b496)
[INFO] [stdout] test tests::test_train ... ok
[INFO] [stderr]    Doc-tests neat-gru
[INFO] [stdout] test tests::test_train_memory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.82s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/train/train.rs - train::train::Train::new (line 95) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "def22d6f3324ea76cbe879c6db2b48edecfbb8843823605ac0d075658bf79cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def22d6f3324ea76cbe879c6db2b48edecfbb8843823605ac0d075658bf79cc4", kill_on_drop: false }`
[INFO] [stdout] def22d6f3324ea76cbe879c6db2b48edecfbb8843823605ac0d075658bf79cc4