[INFO] cloning repository https://github.com/alec-deason/neat [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alec-deason/neat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] eecbacc364048a34de55302ac58c7163fce9a5e2 [INFO] checking alec-deason/neat against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alec-deason/neat on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alec-deason/neat [INFO] finished tweaking git repo https://github.com/alec-deason/neat [INFO] tweaked toml for git repo https://github.com/alec-deason/neat written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/alec-deason/neat already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1dc1a8dc28847ef28ede16a568a5c8d195d268bcd8753f92e2a6f7917c9aaaaa [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "1dc1a8dc28847ef28ede16a568a5c8d195d268bcd8753f92e2a6f7917c9aaaaa"` [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking pancurses v0.16.1 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking serde v1.0.89 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking neat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Config` [INFO] [stderr] --> src/lib.rs:9:26 [INFO] [stderr] | [INFO] [stderr] 9 | use petgraph::dot::{Dot, Config}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Config` [INFO] [stderr] --> src/lib.rs:9:26 [INFO] [stderr] | [INFO] [stderr] 9 | use petgraph::dot::{Dot, Config}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:537:15 [INFO] [stderr] | [INFO] [stderr] 537 | .map(|i| NodeGene { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:547:15 [INFO] [stderr] | [INFO] [stderr] 547 | .map(|i| NodeGene { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node` [INFO] [stderr] --> src/lib.rs:148:17 [INFO] [stderr] | [INFO] [stderr] 148 | for (i, node) in self.nodes.iter().enumerate() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_node` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | let mut out_node = *genome [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:183:9 [INFO] [stderr] | [INFO] [stderr] 183 | let mut in_node = *genome [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:537:15 [INFO] [stderr] | [INFO] [stderr] 537 | .map(|i| NodeGene { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:547:15 [INFO] [stderr] | [INFO] [stderr] 547 | .map(|i| NodeGene { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node` [INFO] [stderr] --> src/lib.rs:148:17 [INFO] [stderr] | [INFO] [stderr] 148 | for (i, node) in self.nodes.iter().enumerate() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_node` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:564:9 [INFO] [stderr] | [INFO] [stderr] 564 | let mut nodes: HashMap = input_nodes [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | let mut out_node = *genome [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:183:9 [INFO] [stderr] | [INFO] [stderr] 183 | let mut in_node = *genome [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:564:9 [INFO] [stderr] | [INFO] [stderr] 564 | let mut nodes: HashMap = input_nodes [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> examples/xor.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom` [INFO] [stderr] --> examples/xor.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::prelude::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Genome` [INFO] [stderr] --> examples/xor.rs:10:49 [INFO] [stderr] | [INFO] [stderr] 10 | use neat::{initial_population, next_generation, Genome, Phenotype}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> examples/hello_world.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom` [INFO] [stderr] --> examples/hello_world.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::prelude::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Genome` [INFO] [stderr] --> examples/hello_world.rs:10:49 [INFO] [stderr] | [INFO] [stderr] 10 | use neat::{initial_population, next_generation, Genome, Phenotype}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> examples/xor.rs:49:57 [INFO] [stderr] | [INFO] [stderr] 49 | let (most_fit, _) = fitness.iter().max_by_key(|(k,v)| (*v * 1000.0) as i32).unwrap(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> examples/xor.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `most_fit` [INFO] [stderr] --> examples/xor.rs:49:14 [INFO] [stderr] | [INFO] [stderr] 49 | let (most_fit, _) = fitness.iter().max_by_key(|(k,v)| (*v * 1000.0) as i32).unwrap(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_most_fit` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/xor.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> examples/hello_world.rs:54:61 [INFO] [stderr] | [INFO] [stderr] 54 | let (most_fit, _) = fitness.iter().max_by_key(|(k,v)| (*v * 1000.0) as i32).unwrap(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> examples/hello_world.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> examples/hello_world.rs:25:22 [INFO] [stderr] | [INFO] [stderr] 25 | for (i, letter) in test.chars().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> examples/hello_world.rs:42:25 [INFO] [stderr] | [INFO] [stderr] 42 | for i in 0..test.chars().count() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> examples/hello_world.rs:59:29 [INFO] [stderr] | [INFO] [stderr] 59 | for i in 0..test.chars().count() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/hello_world.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom` [INFO] [stderr] --> examples/counter.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::prelude::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Genome` [INFO] [stderr] --> examples/counter.rs:10:49 [INFO] [stderr] | [INFO] [stderr] 10 | use neat::{initial_population, next_generation, Genome, Phenotype}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom` [INFO] [stderr] --> examples/dungeon.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use rand::prelude::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Genome` [INFO] [stderr] --> examples/dungeon.rs:23:49 [INFO] [stderr] | [INFO] [stderr] 23 | use neat::{initial_population, next_generation, Genome, Phenotype}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> examples/dungeon.rs:312:9 [INFO] [stderr] | [INFO] [stderr] 293 | / loop { [INFO] [stderr] 294 | | for x in 0..dungeon.tiles.len() { [INFO] [stderr] 295 | | for y in 0..dungeon.tiles[0].len() { [INFO] [stderr] 296 | | window.mvprintw(y as i32, x as i32, [INFO] [stderr] ... | [INFO] [stderr] 310 | | dungeon.step(); [INFO] [stderr] 311 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 312 | endwin(); [INFO] [stderr] | ^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> examples/dungeon.rs:344:61 [INFO] [stderr] | [INFO] [stderr] 344 | let (most_fit, _) = fitness.iter().max_by_key(|(k,v)| (*v * 10000.0) as i32).unwrap(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> examples/dungeon.rs:316:13 [INFO] [stderr] | [INFO] [stderr] 316 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/dungeon.rs:316:9 [INFO] [stderr] | [INFO] [stderr] 316 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/dungeon.rs:324:13 [INFO] [stderr] | [INFO] [stderr] 324 | let mut fitness:HashMap = phenotypes.par_iter().map(|(genome_id, phenotype)| { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> examples/dungeon.rs:195:20 [INFO] [stderr] | [INFO] [stderr] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> examples/dungeon.rs:195:56 [INFO] [stderr] | [INFO] [stderr] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> examples/dungeon.rs:219:20 [INFO] [stderr] | [INFO] [stderr] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> examples/dungeon.rs:219:56 [INFO] [stderr] | [INFO] [stderr] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/dungeon.rs:351:7 [INFO] [stderr] | [INFO] [stderr] 351 | write!(&mut file, "{}", json.unwrap()); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.67s [INFO] running `"docker" "inspect" "1dc1a8dc28847ef28ede16a568a5c8d195d268bcd8753f92e2a6f7917c9aaaaa"` [INFO] running `"docker" "rm" "-f" "1dc1a8dc28847ef28ede16a568a5c8d195d268bcd8753f92e2a6f7917c9aaaaa"` [INFO] [stdout] 1dc1a8dc28847ef28ede16a568a5c8d195d268bcd8753f92e2a6f7917c9aaaaa