[INFO] cloning repository https://github.com/h3nnn4n/mandelbrot-oxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/h3nnn4n/mandelbrot-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dd28f6c84ffc1b970f2ca5673ee74997faa47b6
[INFO] testing h3nnn4n/mandelbrot-oxide against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/h3nnn4n/mandelbrot-oxide on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/h3nnn4n/mandelbrot-oxide
[INFO] finished tweaking git repo https://github.com/h3nnn4n/mandelbrot-oxide
[INFO] tweaked toml for git repo https://github.com/h3nnn4n/mandelbrot-oxide written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/h3nnn4n/mandelbrot-oxide already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 161fddf7948093849bf2bbb7dda691ee416d9f74251e2a671871d5fffa620c5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "161fddf7948093849bf2bbb7dda691ee416d9f74251e2a671871d5fffa620c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "161fddf7948093849bf2bbb7dda691ee416d9f74251e2a671871d5fffa620c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161fddf7948093849bf2bbb7dda691ee416d9f74251e2a671871d5fffa620c5a", kill_on_drop: false }`
[INFO] [stdout] 161fddf7948093849bf2bbb7dda691ee416d9f74251e2a671871d5fffa620c5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07dbfbf07a1f751b5296c1d2eb2133ea7b5cd91010c445156f68cc7d9c0b9a8a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07dbfbf07a1f751b5296c1d2eb2133ea7b5cd91010c445156f68cc7d9c0b9a8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling mandelbrot-oxide v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn normalize(vec: Vec<u32>) -> (Vec<f32>) {
[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 type
[INFO] [stdout]   --> src/image.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn norm(x: u32, m: u32) -> (f32) {
[INFO] [stdout]    |                                ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:43:68
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn apply_palette(vec: Vec<f32>, palette: Vec<(u8, u8, u8)>) -> (Vec<u8>) {
[INFO] [stdout]    |                                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn get_index(i: f32) -> (usize) {
[INFO] [stdout]    |                             ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mandelbrot.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec<u32>) {
[INFO] [stdout]   |                                               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mandelbrot.rs:24:49
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex<f64>) {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mandelbrot.rs:36:82
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn mandelbrot_point(c: Complex<f64>, escape_radius: f64, iterations: u32) -> (u32) {
[INFO] [stdout]    |                                                                                  ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "07dbfbf07a1f751b5296c1d2eb2133ea7b5cd91010c445156f68cc7d9c0b9a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dbfbf07a1f751b5296c1d2eb2133ea7b5cd91010c445156f68cc7d9c0b9a8a", kill_on_drop: false }`
[INFO] [stdout] 07dbfbf07a1f751b5296c1d2eb2133ea7b5cd91010c445156f68cc7d9c0b9a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba9daee4bc9f289acb2dd866050254445d7e9be72ed16f720b84c69f9b30ceaf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba9daee4bc9f289acb2dd866050254445d7e9be72ed16f720b84c69f9b30ceaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling mandelbrot-oxide v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn normalize(vec: Vec<u32>) -> (Vec<f32>) {
[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 type
[INFO] [stdout]   --> src/image.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn norm(x: u32, m: u32) -> (f32) {
[INFO] [stdout]    |                                ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:43:68
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn apply_palette(vec: Vec<f32>, palette: Vec<(u8, u8, u8)>) -> (Vec<u8>) {
[INFO] [stdout]    |                                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/image.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn get_index(i: f32) -> (usize) {
[INFO] [stdout]    |                             ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/mandelbrot.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec<u32>) {
[INFO] [stdout]   |                                               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mandelbrot.rs:24:49
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex<f64>) {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mandelbrot.rs:36:82
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn mandelbrot_point(c: Complex<f64>, escape_radius: f64, iterations: u32) -> (u32) {
[INFO] [stdout]    |                                                                                  ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "ba9daee4bc9f289acb2dd866050254445d7e9be72ed16f720b84c69f9b30ceaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9daee4bc9f289acb2dd866050254445d7e9be72ed16f720b84c69f9b30ceaf", kill_on_drop: false }`
[INFO] [stdout] ba9daee4bc9f289acb2dd866050254445d7e9be72ed16f720b84c69f9b30ceaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e2844ab7b4e8163fcf6e69ec17409c2de17097c0c0e155a8d69339675e57ac0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8e2844ab7b4e8163fcf6e69ec17409c2de17097c0c0e155a8d69339675e57ac0", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/image.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn normalize(vec: Vec<u32>) -> (Vec<f32>) {
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/image.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn norm(x: u32, m: u32) -> (f32) {
[INFO] [stderr]    |                                ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/image.rs:43:68
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn apply_palette(vec: Vec<f32>, palette: Vec<(u8, u8, u8)>) -> (Vec<u8>) {
[INFO] [stderr]    |                                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/image.rs:44:29
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn get_index(i: f32) -> (usize) {
[INFO] [stderr]    |                             ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/mandelbrot.rs:5:47
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec<u32>) {
[INFO] [stderr]   |                                               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/mandelbrot.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex<f64>) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/mandelbrot.rs:36:82
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn mandelbrot_point(c: Complex<f64>, escape_radius: f64, iterations: u32) -> (u32) {
[INFO] [stderr]    |                                                                                  ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mandelbrot_oxide-2e98dfa93a2f5416)
[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" "8e2844ab7b4e8163fcf6e69ec17409c2de17097c0c0e155a8d69339675e57ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2844ab7b4e8163fcf6e69ec17409c2de17097c0c0e155a8d69339675e57ac0", kill_on_drop: false }`
[INFO] [stdout] 8e2844ab7b4e8163fcf6e69ec17409c2de17097c0c0e155a8d69339675e57ac0