[INFO] cloning repository https://github.com/chansuke/rs-mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chansuke/rs-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchansuke%2Frs-mandelbrot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchansuke%2Frs-mandelbrot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f548aa42c7d97713a41025d9cfbf367f6248ec5f [INFO] testing chansuke/rs-mandelbrot against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchansuke%2Frs-mandelbrot" "/workspace/builds/worker-64/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chansuke/rs-mandelbrot on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chansuke/rs-mandelbrot [INFO] finished tweaking git repo https://github.com/chansuke/rs-mandelbrot [INFO] tweaked toml for git repo https://github.com/chansuke/rs-mandelbrot written to /workspace/builds/worker-64/source/Cargo.toml [INFO] crate git repo https://github.com/chansuke/rs-mandelbrot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cff35eebf6cfd18973eb6d7fba89dc6468a9867c98b06f3b3f3fb72846548689 [INFO] running `Command { std: "docker" "start" "-a" "cff35eebf6cfd18973eb6d7fba89dc6468a9867c98b06f3b3f3fb72846548689", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cff35eebf6cfd18973eb6d7fba89dc6468a9867c98b06f3b3f3fb72846548689", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cff35eebf6cfd18973eb6d7fba89dc6468a9867c98b06f3b3f3fb72846548689", kill_on_drop: false }` [INFO] [stdout] cff35eebf6cfd18973eb6d7fba89dc6468a9867c98b06f3b3f3fb72846548689 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 020ca39cc593644600eac990346cf3ce07c80c5af2bd1a78e3d4c714bb81703a [INFO] running `Command { std: "docker" "start" "-a" "020ca39cc593644600eac990346cf3ce07c80c5af2bd1a78e3d4c714bb81703a", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling inflate v0.2.0 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `parse_pair` [INFO] [stdout] --> src/main.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn parse_pair(s: &str, separator: char) -> Option<(T, T)> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_complex` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn parse_complex(s: &str) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pixel_to_point` [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn pixel_to_point( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `escape_time` [INFO] [stdout] --> src/main.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn escape_time(c: Complex, limit: u32) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render` [INFO] [stdout] --> src/main.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn render( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_image` [INFO] [stdout] --> src/main.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn write_image( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.05s [INFO] running `Command { std: "docker" "inspect" "020ca39cc593644600eac990346cf3ce07c80c5af2bd1a78e3d4c714bb81703a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "020ca39cc593644600eac990346cf3ce07c80c5af2bd1a78e3d4c714bb81703a", kill_on_drop: false }` [INFO] [stdout] 020ca39cc593644600eac990346cf3ce07c80c5af2bd1a78e3d4c714bb81703a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 402c8acb63a2b893689a47666a096dcbdbd2c9bc200ca40b3ce10306d4c89960 [INFO] running `Command { std: "docker" "start" "-a" "402c8acb63a2b893689a47666a096dcbdbd2c9bc200ca40b3ce10306d4c89960", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `escape_time` [INFO] [stdout] --> src/main.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn escape_time(c: Complex, limit: u32) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render` [INFO] [stdout] --> src/main.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn render( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_image` [INFO] [stdout] --> src/main.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn write_image( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "402c8acb63a2b893689a47666a096dcbdbd2c9bc200ca40b3ce10306d4c89960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "402c8acb63a2b893689a47666a096dcbdbd2c9bc200ca40b3ce10306d4c89960", kill_on_drop: false }` [INFO] [stdout] 402c8acb63a2b893689a47666a096dcbdbd2c9bc200ca40b3ce10306d4c89960 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 226e231fd21199b8d393588ca2e463eea26774316c23018509f9c2180ab7d085 [INFO] running `Command { std: "docker" "start" "-a" "226e231fd21199b8d393588ca2e463eea26774316c23018509f9c2180ab7d085", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `escape_time` [INFO] [stderr] --> src/main.rs:74:4 [INFO] [stderr] | [INFO] [stderr] 74 | fn escape_time(c: Complex, limit: u32) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `render` [INFO] [stderr] --> src/main.rs:95:4 [INFO] [stderr] | [INFO] [stderr] 95 | fn render( [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_image` [INFO] [stderr] --> src/main.rs:120:4 [INFO] [stderr] | [INFO] [stderr] 120 | fn write_image( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot` (bin "mandelbrot" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-e44d48f999b845ab) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_parse_pair ... ok [INFO] [stdout] test test_parse_complex ... 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" "226e231fd21199b8d393588ca2e463eea26774316c23018509f9c2180ab7d085", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226e231fd21199b8d393588ca2e463eea26774316c23018509f9c2180ab7d085", kill_on_drop: false }` [INFO] [stdout] 226e231fd21199b8d393588ca2e463eea26774316c23018509f9c2180ab7d085