[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZivxXxY%2Fmandelbrot" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZivxXxY/mandelbrot on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-12/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e4e9bfbb1dbb6c4b3bb41c92d4aae8b531466ae83e9bfb60fb5d6fc6884a024 [INFO] running `Command { std: "docker" "start" "-a" "7e4e9bfbb1dbb6c4b3bb41c92d4aae8b531466ae83e9bfb60fb5d6fc6884a024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e4e9bfbb1dbb6c4b3bb41c92d4aae8b531466ae83e9bfb60fb5d6fc6884a024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e4e9bfbb1dbb6c4b3bb41c92d4aae8b531466ae83e9bfb60fb5d6fc6884a024", kill_on_drop: false }` [INFO] [stdout] 7e4e9bfbb1dbb6c4b3bb41c92d4aae8b531466ae83e9bfb60fb5d6fc6884a024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b489eb2f5adb3063c27fb5bc128d2e68f87fbfc106ce4ffd21dc74a091ccf13 [INFO] running `Command { std: "docker" "start" "-a" "5b489eb2f5adb3063c27fb5bc128d2e68f87fbfc106ce4ffd21dc74a091ccf13", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling syn v0.15.43 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling gif v0.10.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling png v0.15.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [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 rayon v1.1.0 [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 24.80s [INFO] running `Command { std: "docker" "inspect" "5b489eb2f5adb3063c27fb5bc128d2e68f87fbfc106ce4ffd21dc74a091ccf13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b489eb2f5adb3063c27fb5bc128d2e68f87fbfc106ce4ffd21dc74a091ccf13", kill_on_drop: false }` [INFO] [stdout] 5b489eb2f5adb3063c27fb5bc128d2e68f87fbfc106ce4ffd21dc74a091ccf13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0101cf0bcabb50476a17f0b4429d985d6f9cf91d2e81a8f1be5d07b1759381be [INFO] running `Command { std: "docker" "start" "-a" "0101cf0bcabb50476a17f0b4429d985d6f9cf91d2e81a8f1be5d07b1759381be", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 3.06s [INFO] running `Command { std: "docker" "inspect" "0101cf0bcabb50476a17f0b4429d985d6f9cf91d2e81a8f1be5d07b1759381be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0101cf0bcabb50476a17f0b4429d985d6f9cf91d2e81a8f1be5d07b1759381be", kill_on_drop: false }` [INFO] [stdout] 0101cf0bcabb50476a17f0b4429d985d6f9cf91d2e81a8f1be5d07b1759381be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 22fc942f7d8bebd8f7bb66535b7085716e7265cac69ac804b136363a0131f1f6 [INFO] running `Command { std: "docker" "start" "-a" "22fc942f7d8bebd8f7bb66535b7085716e7265cac69ac804b136363a0131f1f6", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | / crossbeam::scope(|spawner| { [INFO] [stderr] 137 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stderr] 138 | | let top = rows_per_band * i; [INFO] [stderr] 139 | | let height = band.len() / bounds.0; [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: `mandelbrot` (bin "mandelbrot" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-7ccc53e316fe6e90) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_parse_complex ... ok [INFO] [stdout] test test_parse_pair ... ok [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "22fc942f7d8bebd8f7bb66535b7085716e7265cac69ac804b136363a0131f1f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22fc942f7d8bebd8f7bb66535b7085716e7265cac69ac804b136363a0131f1f6", kill_on_drop: false }` [INFO] [stdout] 22fc942f7d8bebd8f7bb66535b7085716e7265cac69ac804b136363a0131f1f6