[INFO] cloning repository https://github.com/thara/mandelbrot-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thara/mandelbrot-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmandelbrot-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmandelbrot-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86144d0cc5c9da1850cb0205d8b75c0ecb514a85 [INFO] testing thara/mandelbrot-rust against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmandelbrot-rust" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thara/mandelbrot-rust on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thara/mandelbrot-rust [INFO] finished tweaking git repo https://github.com/thara/mandelbrot-rust [INFO] tweaked toml for git repo https://github.com/thara/mandelbrot-rust written to /workspace/builds/worker-22/source/Cargo.toml [INFO] crate git repo https://github.com/thara/mandelbrot-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6947994068a006bb64b3bce7739af1b28bdcc0b43bc017c9ed809d61818c02e [INFO] running `Command { std: "docker" "start" "-a" "f6947994068a006bb64b3bce7739af1b28bdcc0b43bc017c9ed809d61818c02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6947994068a006bb64b3bce7739af1b28bdcc0b43bc017c9ed809d61818c02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6947994068a006bb64b3bce7739af1b28bdcc0b43bc017c9ed809d61818c02e", kill_on_drop: false }` [INFO] [stdout] f6947994068a006bb64b3bce7739af1b28bdcc0b43bc017c9ed809d61818c02e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27e506bfca37f87d7499b006d340c83209ead5312eaf6663c639b61bb1479168 [INFO] running `Command { std: "docker" "start" "-a" "27e506bfca37f87d7499b006d340c83209ead5312eaf6663c639b61bb1479168", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling proc-macro2 v0.4.25 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling safe-transmute v0.10.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling inflate v0.4.4 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.0 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling rand_os v0.1.1 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.6 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling crossbeam v0.6.0 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling tiff v0.2.1 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | / encoder.encode( [INFO] [stdout] 121 | | &pixels, [INFO] [stdout] 122 | | bounds.0 as u32, [INFO] [stdout] 123 | | bounds.1 as u32, [INFO] [stdout] 124 | | ColorType::Gray(8), [INFO] [stdout] 125 | | ); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | / crossbeam::scope(|spawner| { [INFO] [stdout] 158 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stdout] 159 | | let top = rows_per_band * i; [INFO] [stdout] 160 | | let height = band.len() / bounds.0; [INFO] [stdout] ... | [INFO] [stdout] 167 | | } [INFO] [stdout] 168 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.40s [INFO] running `Command { std: "docker" "inspect" "27e506bfca37f87d7499b006d340c83209ead5312eaf6663c639b61bb1479168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27e506bfca37f87d7499b006d340c83209ead5312eaf6663c639b61bb1479168", kill_on_drop: false }` [INFO] [stdout] 27e506bfca37f87d7499b006d340c83209ead5312eaf6663c639b61bb1479168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38d42354d9bda742fe2f43ce7bb465c9a8ed0afd5d2294d81051810e7659e1b2 [INFO] running `Command { std: "docker" "start" "-a" "38d42354d9bda742fe2f43ce7bb465c9a8ed0afd5d2294d81051810e7659e1b2", 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:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | / encoder.encode( [INFO] [stdout] 121 | | &pixels, [INFO] [stdout] 122 | | bounds.0 as u32, [INFO] [stdout] 123 | | bounds.1 as u32, [INFO] [stdout] 124 | | ColorType::Gray(8), [INFO] [stdout] 125 | | ); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | / crossbeam::scope(|spawner| { [INFO] [stdout] 158 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stdout] 159 | | let top = rows_per_band * i; [INFO] [stdout] 160 | | let height = band.len() / bounds.0; [INFO] [stdout] ... | [INFO] [stdout] 167 | | } [INFO] [stdout] 168 | | }); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "38d42354d9bda742fe2f43ce7bb465c9a8ed0afd5d2294d81051810e7659e1b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38d42354d9bda742fe2f43ce7bb465c9a8ed0afd5d2294d81051810e7659e1b2", kill_on_drop: false }` [INFO] [stdout] 38d42354d9bda742fe2f43ce7bb465c9a8ed0afd5d2294d81051810e7659e1b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8f1295b0a01bdbf0373e5f12d4b6777e470c7d58813005330ce6fa003ddbd718 [INFO] running `Command { std: "docker" "start" "-a" "8f1295b0a01bdbf0373e5f12d4b6777e470c7d58813005330ce6fa003ddbd718", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | / encoder.encode( [INFO] [stderr] 121 | | &pixels, [INFO] [stderr] 122 | | bounds.0 as u32, [INFO] [stderr] 123 | | bounds.1 as u32, [INFO] [stderr] 124 | | ColorType::Gray(8), [INFO] [stderr] 125 | | ); [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: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:157:9 [INFO] [stderr] | [INFO] [stderr] 157 | / crossbeam::scope(|spawner| { [INFO] [stderr] 158 | | for (i, band) in bands.into_iter().enumerate() { [INFO] [stderr] 159 | | let top = rows_per_band * i; [INFO] [stderr] 160 | | let height = band.len() / bounds.0; [INFO] [stderr] ... | [INFO] [stderr] 167 | | } [INFO] [stderr] 168 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot` (bin "mandelbrot" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-f0f3e28640afc047) [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" "8f1295b0a01bdbf0373e5f12d4b6777e470c7d58813005330ce6fa003ddbd718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f1295b0a01bdbf0373e5f12d4b6777e470c7d58813005330ce6fa003ddbd718", kill_on_drop: false }` [INFO] [stdout] 8f1295b0a01bdbf0373e5f12d4b6777e470c7d58813005330ce6fa003ddbd718