[INFO] fetching crate graphsearch 0.6.0...
[INFO] testing graphsearch-0.6.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate graphsearch 0.6.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate graphsearch 0.6.0
[INFO] finished tweaking crates.io crate graphsearch 0.6.0
[INFO] tweaked toml for crates.io crate graphsearch 0.6.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graphsearch 0.6.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ee50ba4e647b0911a21a27cf827366da4560a90b0dc5de9acb3b29d7b200133
[INFO] running `Command { std: "docker" "start" "-a" "0ee50ba4e647b0911a21a27cf827366da4560a90b0dc5de9acb3b29d7b200133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ee50ba4e647b0911a21a27cf827366da4560a90b0dc5de9acb3b29d7b200133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee50ba4e647b0911a21a27cf827366da4560a90b0dc5de9acb3b29d7b200133", kill_on_drop: false }`
[INFO] [stdout] 0ee50ba4e647b0911a21a27cf827366da4560a90b0dc5de9acb3b29d7b200133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c17d50491d2d5d2483f29c0744f3505aef950e9e01eef8934f5f6a4ab2cef67
[INFO] running `Command { std: "docker" "start" "-a" "2c17d50491d2d5d2483f29c0744f3505aef950e9e01eef8934f5f6a4ab2cef67", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling graphsearch v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 |     for i in (0..path.len()-1) {
[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] 299 -     for i in (0..path.len()-1) {
[INFO] [stdout] 299 +     for i in 0..path.len()-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:320:14
[INFO] [stdout]     |
[INFO] [stdout] 320 |     for i in (0..self.graph.len()) {
[INFO] [stdout]     |              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 320 -     for i in (0..self.graph.len()) {
[INFO] [stdout] 320 +     for i in 0..self.graph.len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:352:11
[INFO] [stdout]     |
[INFO] [stdout] 352 |       let mut v: Option<usize>;
[INFO] [stdout]     |           ----^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "2c17d50491d2d5d2483f29c0744f3505aef950e9e01eef8934f5f6a4ab2cef67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c17d50491d2d5d2483f29c0744f3505aef950e9e01eef8934f5f6a4ab2cef67", kill_on_drop: false }`
[INFO] [stdout] 2c17d50491d2d5d2483f29c0744f3505aef950e9e01eef8934f5f6a4ab2cef67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f1095948dc8a6ae4dddcc7477dd6f6974927a8d6da9a864c3e97739c831f5ac
[INFO] running `Command { std: "docker" "start" "-a" "2f1095948dc8a6ae4dddcc7477dd6f6974927a8d6da9a864c3e97739c831f5ac", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 |     for i in (0..path.len()-1) {
[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] 299 -     for i in (0..path.len()-1) {
[INFO] [stdout] 299 +     for i in 0..path.len()-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:320:14
[INFO] [stdout]     |
[INFO] [stdout] 320 |     for i in (0..self.graph.len()) {
[INFO] [stdout]     |              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 320 -     for i in (0..self.graph.len()) {
[INFO] [stdout] 320 +     for i in 0..self.graph.len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:352:11
[INFO] [stdout]     |
[INFO] [stdout] 352 |       let mut v: Option<usize>;
[INFO] [stdout]     |           ----^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling graphsearch v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 |     for i in (0..path.len()-1) {
[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] 299 -     for i in (0..path.len()-1) {
[INFO] [stdout] 299 +     for i in 0..path.len()-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:320:14
[INFO] [stdout]     |
[INFO] [stdout] 320 |     for i in (0..self.graph.len()) {
[INFO] [stdout]     |              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 320 -     for i in (0..self.graph.len()) {
[INFO] [stdout] 320 +     for i in 0..self.graph.len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:432:16
[INFO] [stdout]     |
[INFO] [stdout] 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 432 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 432 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:493:16
[INFO] [stdout]     |
[INFO] [stdout] 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 493 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 493 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:556:16
[INFO] [stdout]     |
[INFO] [stdout] 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 556 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 556 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:616:16
[INFO] [stdout]     |
[INFO] [stdout] 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 616 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 616 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:678:16
[INFO] [stdout]     |
[INFO] [stdout] 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 678 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 678 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:738:16
[INFO] [stdout]     |
[INFO] [stdout] 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 738 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 738 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/lib.rs:830:16
[INFO] [stdout]     |
[INFO] [stdout] 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 830 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout] 830 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:352:11
[INFO] [stdout]     |
[INFO] [stdout] 352 |       let mut v: Option<usize>;
[INFO] [stdout]     |           ----^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2f1095948dc8a6ae4dddcc7477dd6f6974927a8d6da9a864c3e97739c831f5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1095948dc8a6ae4dddcc7477dd6f6974927a8d6da9a864c3e97739c831f5ac", kill_on_drop: false }`
[INFO] [stdout] 2f1095948dc8a6ae4dddcc7477dd6f6974927a8d6da9a864c3e97739c831f5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf00245d11c0d278e54c102ce9f79e882ce925b4fa994166257a497b4d6369b9
[INFO] running `Command { std: "docker" "start" "-a" "bf00245d11c0d278e54c102ce9f79e882ce925b4fa994166257a497b4d6369b9", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout] running 15 tests
[INFO] [stderr]    --> src/lib.rs:299:14
[INFO] [stdout] test breadth_first_search_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test breadth_first_search_using_index_test_no_valid_path ... ok
[INFO] [stderr] 299 |     for i in (0..path.len()-1) {
[INFO] [stdout] test breadth_first_search_using_index_test ... ok
[INFO] [stderr]     |              ^               ^
[INFO] [stdout] test depth_first_search_using_index_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test depth_first_search_using_index_test_no_valid_path ... ok
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test dijkstra_test_no_valid_path ... ok
[INFO] [stderr] help: remove these parentheses
[INFO] [stdout] test depth_first_search_test_no_valid_path ... ok
[INFO] [stderr]     |
[INFO] [stdout] test dijkstra_using_index_test ... ok
[INFO] [stderr] 299 -     for i in (0..path.len()-1) {
[INFO] [stdout] test search_using_index_test_no_valid_path ... ok
[INFO] [stderr] 299 +     for i in 0..path.len()-1 {
[INFO] [stdout] test depth_first_search_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test search_test_no_valid_path ... ok
[INFO] [stderr] 
[INFO] [stdout] test breadth_first_search_test_no_valid_path ... ok
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout] test dijkstra_using_index_test_no_valid_path ... ok
[INFO] [stderr]    --> src/lib.rs:320:14
[INFO] [stdout] test search_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test search_using_index_test ... ok
[INFO] [stderr] 320 |     for i in (0..self.graph.len()) {
[INFO] [stdout] 
[INFO] [stderr]     |              ^                   ^
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] help: remove these parentheses
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 2 tests
[INFO] [stderr] 320 -     for i in (0..self.graph.len()) {
[INFO] [stderr] 320 +     for i in 0..self.graph.len() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:352:11
[INFO] [stderr]     |
[INFO] [stderr] 352 |       let mut v: Option<usize>;
[INFO] [stderr]     |           ----^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `graphsearch` (lib) generated 3 warnings (run `cargo fix --lib -p graphsearch` to apply 3 suggestions)
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:432:16
[INFO] [stderr]     |
[INFO] [stderr] 432 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 432 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 432 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:493:16
[INFO] [stderr]     |
[INFO] [stderr] 493 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 493 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 493 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:556:16
[INFO] [stderr]     |
[INFO] [stderr] 556 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 556 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 556 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:616:16
[INFO] [stderr]     |
[INFO] [stderr] 616 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 616 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 616 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:678:16
[INFO] [stderr]     |
[INFO] [stderr] 678 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 678 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 678 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:738:16
[INFO] [stderr]     |
[INFO] [stderr] 738 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 738 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 738 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:830:16
[INFO] [stderr]     |
[INFO] [stderr] 830 |       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |                ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 830 -       for i in (0..expected_path.len()) { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr] 830 +       for i in 0..expected_path.len() { assert_eq!(result[i], expected_path[i]); }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `graphsearch` (lib test) generated 10 warnings (3 duplicates) (run `cargo fix --lib -p graphsearch --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphsearch-8f6937e38f09db4c)
[INFO] [stderr]    Doc-tests graphsearch
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:299:14
[INFO] [stderr]     |
[INFO] [stderr] 299 |     for i in (0..path.len()-1) {
[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] 299 -     for i in (0..path.len()-1) {
[INFO] [stderr] 299 +     for i in 0..path.len()-1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:320:14
[INFO] [stderr]     |
[INFO] [stderr] 320 |     for i in (0..self.graph.len()) {
[INFO] [stderr]     |              ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 320 -     for i in (0..self.graph.len()) {
[INFO] [stderr] 320 +     for i in 0..self.graph.len() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - Graph<T>::new (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf00245d11c0d278e54c102ce9f79e882ce925b4fa994166257a497b4d6369b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf00245d11c0d278e54c102ce9f79e882ce925b4fa994166257a497b4d6369b9", kill_on_drop: false }`
[INFO] [stdout] bf00245d11c0d278e54c102ce9f79e882ce925b4fa994166257a497b4d6369b9