[INFO] cloning repository https://github.com/naokie/rust-sandbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naokie/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaokie%2Frust-sandbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaokie%2Frust-sandbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cbe79b154bced0a2162097bdd8859e5201ea63de [INFO] checking naokie/rust-sandbox against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaokie%2Frust-sandbox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/naokie/rust-sandbox [INFO] finished tweaking git repo https://github.com/naokie/rust-sandbox [INFO] tweaked toml for git repo https://github.com/naokie/rust-sandbox written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/naokie/rust-sandbox on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/naokie/rust-sandbox already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking naokie/rust-sandbox against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaokie%2Frust-sandbox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/naokie/rust-sandbox [INFO] finished tweaking git repo https://github.com/naokie/rust-sandbox [INFO] tweaked toml for git repo https://github.com/naokie/rust-sandbox written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/naokie/rust-sandbox on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/naokie/rust-sandbox already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.7.0 [INFO] [stderr] Downloaded image v0.13.0 [INFO] [stderr] Downloaded inflate v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a6b7613f8675cc7af00ed562ae84f5754aa8482d93c691f63e5a48f608ef081 [INFO] running `Command { std: "docker" "start" "-a" "6a6b7613f8675cc7af00ed562ae84f5754aa8482d93c691f63e5a48f608ef081", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a6b7613f8675cc7af00ed562ae84f5754aa8482d93c691f63e5a48f608ef081", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a6b7613f8675cc7af00ed562ae84f5754aa8482d93c691f63e5a48f608ef081", kill_on_drop: false }` [INFO] [stdout] 6a6b7613f8675cc7af00ed562ae84f5754aa8482d93c691f63e5a48f608ef081 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b1cd4802f908e35ecd4cb46436f23c72b1d0cecd08ab7acaa807bc602111c1d [INFO] running `Command { std: "docker" "start" "-a" "4b1cd4802f908e35ecd4cb46436f23c72b1d0cecd08ab7acaa807bc602111c1d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking inflate v0.2.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.7.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking image v0.13.0 [INFO] [stderr] Checking mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `mandelbrot` [INFO] [stdout] --> src/main.rs:86:2 [INFO] [stdout] | [INFO] [stdout] 86 | } [INFO] [stdout] | ^ consider adding a `main` function to `src/main.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stdout] warning: function `escape_time` is never used [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn escape_time(c: Complex, limit: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `render` is never used [INFO] [stdout] --> src/main.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn render(pixels: &mut [u8], bounds: (usize, usize), upper_left: Complex, lower_right: Complex) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `write_image` is never used [INFO] [stdout] --> src/main.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn write_image(filename: &str, pixels: &[u8], bounds: (usize, usize)) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mandelbrot` (bin "mandelbrot") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4b1cd4802f908e35ecd4cb46436f23c72b1d0cecd08ab7acaa807bc602111c1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b1cd4802f908e35ecd4cb46436f23c72b1d0cecd08ab7acaa807bc602111c1d", kill_on_drop: false }` [INFO] [stdout] 4b1cd4802f908e35ecd4cb46436f23c72b1d0cecd08ab7acaa807bc602111c1d