[INFO] cloning repository https://github.com/ZivxXxY/mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZivxXxY/mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZivxXxY%2Fmandelbrot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZivxXxY%2Fmandelbrot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 67eaa51d0024acbca386ffa5e0bc16fd206d2cfb [INFO] testing ZivxXxY/mandelbrot against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZivxXxY%2Fmandelbrot" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZivxXxY/mandelbrot 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/ZivxXxY/mandelbrot [INFO] finished tweaking git repo https://github.com/ZivxXxY/mandelbrot [INFO] tweaked toml for git repo https://github.com/ZivxXxY/mandelbrot written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/ZivxXxY/mandelbrot 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitflags v1.1.0 [INFO] [stderr] Downloaded libc v0.2.60 [INFO] [stderr] Downloaded memoffset v0.5.1 [INFO] [stderr] Downloaded crossbeam-deque v0.6.3 [INFO] [stderr] Downloaded arrayvec v0.4.11 [INFO] [stderr] Downloaded crossbeam v0.7.2 [INFO] [stderr] Downloaded num-rational v0.2.2 [INFO] [stderr] Downloaded rayon-core v1.5.0 [INFO] [stderr] Downloaded syn v0.15.43 [INFO] [stderr] Downloaded image v0.22.1 [INFO] [stderr] Downloaded autocfg v0.1.5 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded num-complex v0.2.3 [INFO] [stderr] Downloaded num_cpus v1.10.1 [INFO] [stderr] Downloaded gif v0.10.2 [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] [stderr] Downloaded png v0.15.0 [INFO] [stderr] Downloaded rayon v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] f583de2fea03196eee56e3f15be9832c634b05d4fe543f1e64c5053782904a9a [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" "f583de2fea03196eee56e3f15be9832c634b05d4fe543f1e64c5053782904a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f583de2fea03196eee56e3f15be9832c634b05d4fe543f1e64c5053782904a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f583de2fea03196eee56e3f15be9832c634b05d4fe543f1e64c5053782904a9a", kill_on_drop: false }` [INFO] [stdout] f583de2fea03196eee56e3f15be9832c634b05d4fe543f1e64c5053782904a9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 66a93ab1483b2292b342bac14b0581ea5c69bb2080a5302f2cd37b82037bda26 [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" "66a93ab1483b2292b342bac14b0581ea5c69bb2080a5302f2cd37b82037bda26", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling syn v0.15.43 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling gif v0.10.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling png v0.15.0 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling crossbeam v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling image v0.22.1 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | / crossbeam::scope(|spawner| { [INFO] [stdout] 137 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stdout] 138 | | let top = rows_per_band * i; [INFO] [stdout] 139 | | let height = band.len() / bounds.0; [INFO] [stdout] ... | [INFO] [stdout] 147 | | } [INFO] [stdout] 148 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.27s [INFO] running `Command { std: "docker" "inspect" "66a93ab1483b2292b342bac14b0581ea5c69bb2080a5302f2cd37b82037bda26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66a93ab1483b2292b342bac14b0581ea5c69bb2080a5302f2cd37b82037bda26", kill_on_drop: false }` [INFO] [stdout] 66a93ab1483b2292b342bac14b0581ea5c69bb2080a5302f2cd37b82037bda26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 74060d9714a02555acb823d397e53f6ad193a964ca35822f6439f905e52ff354 [INFO] running `Command { std: "docker" "start" "-a" "74060d9714a02555acb823d397e53f6ad193a964ca35822f6439f905e52ff354", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | / crossbeam::scope(|spawner| { [INFO] [stdout] 137 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stdout] 138 | | let top = rows_per_band * i; [INFO] [stdout] 139 | | let height = band.len() / bounds.0; [INFO] [stdout] ... | [INFO] [stdout] 147 | | } [INFO] [stdout] 148 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.62s [INFO] running `Command { std: "docker" "inspect" "74060d9714a02555acb823d397e53f6ad193a964ca35822f6439f905e52ff354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74060d9714a02555acb823d397e53f6ad193a964ca35822f6439f905e52ff354", kill_on_drop: false }` [INFO] [stdout] 74060d9714a02555acb823d397e53f6ad193a964ca35822f6439f905e52ff354 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4120c5df6d3e8164f53d25472c6fdf5fcc5392045f020bb70eae7ebdd24f51f7 [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" "4120c5df6d3e8164f53d25472c6fdf5fcc5392045f020bb70eae7ebdd24f51f7", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stdout] running 3 tests [INFO] [stderr] --> src/main.rs:136:9 [INFO] [stdout] test test_parse_complex ... ok [INFO] [stderr] | [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stderr] 136 | / crossbeam::scope(|spawner| { [INFO] [stdout] test test_parse_pair ... ok [INFO] [stderr] 137 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stdout] [INFO] [stderr] 138 | | let top = rows_per_band * i; [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 139 | | let height = band.len() / bounds.0; [INFO] [stdout] [INFO] [stderr] ... | [INFO] [stderr] 147 | | } [INFO] [stderr] 148 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-bf5700b2f02eeed6) [INFO] running `Command { std: "docker" "inspect" "4120c5df6d3e8164f53d25472c6fdf5fcc5392045f020bb70eae7ebdd24f51f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4120c5df6d3e8164f53d25472c6fdf5fcc5392045f020bb70eae7ebdd24f51f7", kill_on_drop: false }` [INFO] [stdout] 4120c5df6d3e8164f53d25472c6fdf5fcc5392045f020bb70eae7ebdd24f51f7