[INFO] cloning repository https://github.com/bumzack/rustmandel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bumzack/rustmandel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumzack%2Frustmandel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumzack%2Frustmandel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2666a770c5cbd78d846c0ed298dc431af255db9 [INFO] testing bumzack/rustmandel against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumzack%2Frustmandel" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bumzack/rustmandel on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bumzack/rustmandel [INFO] finished tweaking git repo https://github.com/bumzack/rustmandel [INFO] tweaked toml for git repo https://github.com/bumzack/rustmandel written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/bumzack/rustmandel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded either v1.5.1 [INFO] [stderr] Downloaded syn v0.15.30 [INFO] running `Command { std: "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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8557b5b5c940e91ba08c3823364b64e12b399b30f786f88a9a8c15bc40770f00 [INFO] running `Command { std: "docker" "start" "-a" "8557b5b5c940e91ba08c3823364b64e12b399b30f786f88a9a8c15bc40770f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8557b5b5c940e91ba08c3823364b64e12b399b30f786f88a9a8c15bc40770f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8557b5b5c940e91ba08c3823364b64e12b399b30f786f88a9a8c15bc40770f00", kill_on_drop: false }` [INFO] [stdout] 8557b5b5c940e91ba08c3823364b64e12b399b30f786f88a9a8c15bc40770f00 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ebec6f638618a72b9322f8f0e11a008e6bbd7ac8397a3798441f4eda0f5b048c [INFO] running `Command { std: "docker" "start" "-a" "ebec6f638618a72b9322f8f0e11a008e6bbd7ac8397a3798441f4eda0f5b048c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling safe-transmute v0.10.1 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `start_row` [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let start_row = Instant::now(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_row` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stopped_row` [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let stopped_row = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stopped_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut image: RgbImage = ImageBuffer::new(WIDTH as u32, HEIGHT as u32); [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: function is never used: `main_single` [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn main_single() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.54s [INFO] running `Command { std: "docker" "inspect" "ebec6f638618a72b9322f8f0e11a008e6bbd7ac8397a3798441f4eda0f5b048c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebec6f638618a72b9322f8f0e11a008e6bbd7ac8397a3798441f4eda0f5b048c", kill_on_drop: false }` [INFO] [stdout] ebec6f638618a72b9322f8f0e11a008e6bbd7ac8397a3798441f4eda0f5b048c [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a23d98dea74e2382156524c6afee636353a26b0d359ce7e78613ef24842452e [INFO] running `Command { std: "docker" "start" "-a" "2a23d98dea74e2382156524c6afee636353a26b0d359ce7e78613ef24842452e", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `start_row` [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let start_row = Instant::now(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_row` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stopped_row` [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let stopped_row = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stopped_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut image: RgbImage = ImageBuffer::new(WIDTH as u32, HEIGHT as u32); [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: function is never used: `main_single` [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn main_single() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2a23d98dea74e2382156524c6afee636353a26b0d359ce7e78613ef24842452e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a23d98dea74e2382156524c6afee636353a26b0d359ce7e78613ef24842452e", kill_on_drop: false }` [INFO] [stdout] 2a23d98dea74e2382156524c6afee636353a26b0d359ce7e78613ef24842452e [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b2b70ab911488b696d3135de8d04ad0e2f471b48d035c4a9e4e2a999160fbcf8 [INFO] running `Command { std: "docker" "start" "-a" "b2b70ab911488b696d3135de8d04ad0e2f471b48d035c4a9e4e2a999160fbcf8", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `start_row` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:64:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 64 | let start_row = Instant::now(); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_row` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stopped_row` [INFO] [stderr] --> src/main.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let stopped_row = Instant::now(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stopped_row` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | let mut image: RgbImage = ImageBuffer::new(WIDTH as u32, HEIGHT as u32); [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: function is never used: `main_single` [INFO] [stderr] --> src/main.rs:35:4 [INFO] [stderr] | [INFO] [stderr] 35 | fn main_single() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot` (bin "mandelbrot" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-c35155b634084ff1) [INFO] running `Command { std: "docker" "inspect" "b2b70ab911488b696d3135de8d04ad0e2f471b48d035c4a9e4e2a999160fbcf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2b70ab911488b696d3135de8d04ad0e2f471b48d035c4a9e4e2a999160fbcf8", kill_on_drop: false }` [INFO] [stdout] b2b70ab911488b696d3135de8d04ad0e2f471b48d035c4a9e4e2a999160fbcf8