[INFO] fetching crate graphsearch 0.6.0...
[INFO] building graphsearch-0.6.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate graphsearch 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate graphsearch 0.6.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", 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] 54837f235a4bfdded90066f76ee9627718a55a126ad48a50717e24058e6ba91f
[INFO] running `Command { std: "docker" "start" "-a" "54837f235a4bfdded90066f76ee9627718a55a126ad48a50717e24058e6ba91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54837f235a4bfdded90066f76ee9627718a55a126ad48a50717e24058e6ba91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54837f235a4bfdded90066f76ee9627718a55a126ad48a50717e24058e6ba91f", kill_on_drop: false }`
[INFO] [stdout] 54837f235a4bfdded90066f76ee9627718a55a126ad48a50717e24058e6ba91f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", 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] 3f5fd5278c687674b0c833f5dcf876186c50ffbf0fcbedddc9cd3a1d39348c23
[INFO] running `Command { std: "docker" "start" "-a" "3f5fd5278c687674b0c833f5dcf876186c50ffbf0fcbedddc9cd3a1d39348c23", kill_on_drop: false }`
[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]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "3f5fd5278c687674b0c833f5dcf876186c50ffbf0fcbedddc9cd3a1d39348c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5fd5278c687674b0c833f5dcf876186c50ffbf0fcbedddc9cd3a1d39348c23", kill_on_drop: false }`
[INFO] [stdout] 3f5fd5278c687674b0c833f5dcf876186c50ffbf0fcbedddc9cd3a1d39348c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", 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] e10caaa34c23a7ef44e5c6f70edb508fcb7310e047b6f526ae9c110e86a8a2ce
[INFO] running `Command { std: "docker" "start" "-a" "e10caaa34c23a7ef44e5c6f70edb508fcb7310e047b6f526ae9c110e86a8a2ce", kill_on_drop: false }`
[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]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling graphsearch v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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]     |              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |              ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "e10caaa34c23a7ef44e5c6f70edb508fcb7310e047b6f526ae9c110e86a8a2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10caaa34c23a7ef44e5c6f70edb508fcb7310e047b6f526ae9c110e86a8a2ce", kill_on_drop: false }`
[INFO] [stdout] e10caaa34c23a7ef44e5c6f70edb508fcb7310e047b6f526ae9c110e86a8a2ce
