[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dd28f6c84ffc1b970f2ca5673ee74997faa47b6
[INFO] testing h3nnn4n/mandelbrot-oxide against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/h3nnn4n/mandelbrot-oxide on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f0cb149b0b732be047a24aeccfd5d7e0f37c5268c5b6d298568e72dfaa341a5
[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" "6f0cb149b0b732be047a24aeccfd5d7e0f37c5268c5b6d298568e72dfaa341a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0cb149b0b732be047a24aeccfd5d7e0f37c5268c5b6d298568e72dfaa341a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0cb149b0b732be047a24aeccfd5d7e0f37c5268c5b6d298568e72dfaa341a5", kill_on_drop: false }`
[INFO] [stdout] 6f0cb149b0b732be047a24aeccfd5d7e0f37c5268c5b6d298568e72dfaa341a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 109ab87907e93aa7301739f79e4cd16a784a260773adb290dda3736d77ecf211
[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" "109ab87907e93aa7301739f79e4cd16a784a260773adb290dda3736d77ecf211", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling png v0.12.0
[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 9.39s
[INFO] running `Command { std: "docker" "inspect" "109ab87907e93aa7301739f79e4cd16a784a260773adb290dda3736d77ecf211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109ab87907e93aa7301739f79e4cd16a784a260773adb290dda3736d77ecf211", kill_on_drop: false }`
[INFO] [stdout] 109ab87907e93aa7301739f79e4cd16a784a260773adb290dda3736d77ecf211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320d5281e8ab5a7d963a520e285d3926c19027ed1bd257bd7d6ed5d3b5a8843a
[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" "320d5281e8ab5a7d963a520e285d3926c19027ed1bd257bd7d6ed5d3b5a8843a", 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 0.80s
[INFO] running `Command { std: "docker" "inspect" "320d5281e8ab5a7d963a520e285d3926c19027ed1bd257bd7d6ed5d3b5a8843a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320d5281e8ab5a7d963a520e285d3926c19027ed1bd257bd7d6ed5d3b5a8843a", kill_on_drop: false }`
[INFO] [stdout] 320d5281e8ab5a7d963a520e285d3926c19027ed1bd257bd7d6ed5d3b5a8843a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 239bdab4238c6e00b3f55c855d0e0a3bcd0b48066326f7e80c209c8d17a21701
[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" "239bdab4238c6e00b3f55c855d0e0a3bcd0b48066326f7e80c209c8d17a21701", 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 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot_oxide-efb08e5e88fe5e50
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "239bdab4238c6e00b3f55c855d0e0a3bcd0b48066326f7e80c209c8d17a21701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239bdab4238c6e00b3f55c855d0e0a3bcd0b48066326f7e80c209c8d17a21701", kill_on_drop: false }`
[INFO] [stdout] 239bdab4238c6e00b3f55c855d0e0a3bcd0b48066326f7e80c209c8d17a21701