[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchansuke%2Frs-mandelbrot" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chansuke/rs-mandelbrot on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60db46c5143a5093f9097501264c082186d14a1a0a80591683253fc80760d1b6 [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" "60db46c5143a5093f9097501264c082186d14a1a0a80591683253fc80760d1b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60db46c5143a5093f9097501264c082186d14a1a0a80591683253fc80760d1b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60db46c5143a5093f9097501264c082186d14a1a0a80591683253fc80760d1b6", kill_on_drop: false }` [INFO] [stdout] 60db46c5143a5093f9097501264c082186d14a1a0a80591683253fc80760d1b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e140dc49b1c1653b31836fa379823ca51cb8ad8ecf8bc0477d8d7faf2c8988e [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" "5e140dc49b1c1653b31836fa379823ca51cb8ad8ecf8bc0477d8d7faf2c8988e", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling inflate v0.2.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [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 33.97s [INFO] running `Command { std: "docker" "inspect" "5e140dc49b1c1653b31836fa379823ca51cb8ad8ecf8bc0477d8d7faf2c8988e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e140dc49b1c1653b31836fa379823ca51cb8ad8ecf8bc0477d8d7faf2c8988e", kill_on_drop: false }` [INFO] [stdout] 5e140dc49b1c1653b31836fa379823ca51cb8ad8ecf8bc0477d8d7faf2c8988e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf51a2f44415ef02641820ddd549722a6b63dbecfc06cc5ab60c144889852eaa [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" "bf51a2f44415ef02641820ddd549722a6b63dbecfc06cc5ab60c144889852eaa", 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 1.35s [INFO] running `Command { std: "docker" "inspect" "bf51a2f44415ef02641820ddd549722a6b63dbecfc06cc5ab60c144889852eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf51a2f44415ef02641820ddd549722a6b63dbecfc06cc5ab60c144889852eaa", kill_on_drop: false }` [INFO] [stdout] bf51a2f44415ef02641820ddd549722a6b63dbecfc06cc5ab60c144889852eaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 12e32490c24a18ce91205559bfbe8ff7402660db46a2aff4c2d4852ffad5f568 [INFO] running `Command { std: "docker" "start" "-a" "12e32490c24a18ce91205559bfbe8ff7402660db46a2aff4c2d4852ffad5f568", 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 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-d92207b3e2f73302) [INFO] [stdout] running 3 tests [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stdout] test test_parse_complex ... ok [INFO] [stdout] test test_parse_pair ... 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" "12e32490c24a18ce91205559bfbe8ff7402660db46a2aff4c2d4852ffad5f568", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12e32490c24a18ce91205559bfbe8ff7402660db46a2aff4c2d4852ffad5f568", kill_on_drop: false }` [INFO] [stdout] 12e32490c24a18ce91205559bfbe8ff7402660db46a2aff4c2d4852ffad5f568