[INFO] updating cached repository https://github.com/chansuke/rs-mandelbrot [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f548aa42c7d97713a41025d9cfbf367f6248ec5f [INFO] testing chansuke/rs-mandelbrot against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchansuke%2Frs-mandelbrot" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chansuke/rs-mandelbrot on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [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-1/source/Cargo.toml [INFO] crate git repo https://github.com/chansuke/rs-mandelbrot already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stdout] 72a5cc1a0c1d90eaa2248e73c73a6da7d3155a2f1393b82f4c6fc6378fb8a909 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "72a5cc1a0c1d90eaa2248e73c73a6da7d3155a2f1393b82f4c6fc6378fb8a909"` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling inflate v0.2.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `parse_pair` [INFO] [stderr] --> src/main.rs:5:4 [INFO] [stderr] | [INFO] [stderr] 5 | fn parse_pair(s: &str, separator: char) -> Option<(T, T)> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_complex` [INFO] [stderr] --> src/main.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn parse_complex(s: &str) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `pixel_to_point` [INFO] [stderr] --> src/main.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn pixel_to_point( [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [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] 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: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.56s [INFO] running `"docker" "inspect" "72a5cc1a0c1d90eaa2248e73c73a6da7d3155a2f1393b82f4c6fc6378fb8a909"` [INFO] running `"docker" "rm" "-f" "72a5cc1a0c1d90eaa2248e73c73a6da7d3155a2f1393b82f4c6fc6378fb8a909"` [INFO] [stdout] 72a5cc1a0c1d90eaa2248e73c73a6da7d3155a2f1393b82f4c6fc6378fb8a909 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 833a9a12c74f1719bf445af3a82cdafb2ef6781a6fa5aac0c85c344db9848cf0 [INFO] running `"docker" "start" "-a" "833a9a12c74f1719bf445af3a82cdafb2ef6781a6fa5aac0c85c344db9848cf0"` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.04s [INFO] running `"docker" "inspect" "833a9a12c74f1719bf445af3a82cdafb2ef6781a6fa5aac0c85c344db9848cf0"` [INFO] running `"docker" "rm" "-f" "833a9a12c74f1719bf445af3a82cdafb2ef6781a6fa5aac0c85c344db9848cf0"` [INFO] [stdout] 833a9a12c74f1719bf445af3a82cdafb2ef6781a6fa5aac0c85c344db9848cf0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4e313dac3136687543aed829aa56a44146e9d89a398b1e04e5137efca612d407 [INFO] running `"docker" "start" "-a" "4e313dac3136687543aed829aa56a44146e9d89a398b1e04e5137efca612d407"` [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mandelbrot-ba91c93a8cc3c554 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "4e313dac3136687543aed829aa56a44146e9d89a398b1e04e5137efca612d407"` [INFO] running `"docker" "rm" "-f" "4e313dac3136687543aed829aa56a44146e9d89a398b1e04e5137efca612d407"` [INFO] [stdout] 4e313dac3136687543aed829aa56a44146e9d89a398b1e04e5137efca612d407