[INFO] cloning repository https://github.com/gagan405/rs-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gagan405/rs-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagan405%2Frs-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagan405%2Frs-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1b3046d149230cd33e2a642d9210812fb98b8bd [INFO] checking gagan405/rs-playground against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagan405%2Frs-playground" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gagan405/rs-playground [INFO] finished tweaking git repo https://github.com/gagan405/rs-playground [INFO] tweaked toml for git repo https://github.com/gagan405/rs-playground written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gagan405/rs-playground on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gagan405/rs-playground 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "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 gagan405/rs-playground against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagan405%2Frs-playground" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gagan405/rs-playground [INFO] finished tweaking git repo https://github.com/gagan405/rs-playground [INFO] tweaked toml for git repo https://github.com/gagan405/rs-playground written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gagan405/rs-playground on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gagan405/rs-playground 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15b9e4eefac1c46d1058570f9ee1dd6e1ee18c3d2bd50f8b326d56b2a65f6b6b [INFO] running `Command { std: "docker" "start" "-a" "15b9e4eefac1c46d1058570f9ee1dd6e1ee18c3d2bd50f8b326d56b2a65f6b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15b9e4eefac1c46d1058570f9ee1dd6e1ee18c3d2bd50f8b326d56b2a65f6b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15b9e4eefac1c46d1058570f9ee1dd6e1ee18c3d2bd50f8b326d56b2a65f6b6b", kill_on_drop: false }` [INFO] [stdout] 15b9e4eefac1c46d1058570f9ee1dd6e1ee18c3d2bd50f8b326d56b2a65f6b6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d080f50c6697905a7434ed9d5b5ef6e43b0ad10c19f92219304eeae57fe08b9e [INFO] running `Command { std: "docker" "start" "-a" "d080f50c6697905a7434ed9d5b5ef6e43b0ad10c19f92219304eeae57fe08b9e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking rs-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking lc v0.1.0 (/opt/rustwide/workdir/lc) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> lc/src/lib.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | if (left != right) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - if (left != right) { [INFO] [stdout] 32 + if left != right { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> lc/src/lib.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | if (left != right) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - if (left != right) { [INFO] [stdout] 32 + if left != right { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> lc/src/lib.rs:72:4 [INFO] [stdout] | [INFO] [stdout] 72 | fn main() {} [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-bigint v0.4.5 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking mandelbrot v0.1.0 (/opt/rustwide/workdir/mandelbrot) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> mandelbrot/src/main.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | let x_percent = (img_x as f64 / width as f64); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 19 - let x_percent = (img_x as f64 / width as f64); [INFO] [stdout] 19 + let x_percent = img_x as f64 / width as f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> mandelbrot/src/main.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | let x_percent = (img_x as f64 / width as f64); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 19 - let x_percent = (img_x as f64 / width as f64); [INFO] [stdout] 19 + let x_percent = img_x as f64 / width as f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> mandelbrot/src/main.rs:20:29 [INFO] [stdout] | [INFO] [stdout] 20 | let y_percent = (img_y as f64 / height as f64); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 - let y_percent = (img_y as f64 / height as f64); [INFO] [stdout] 20 + let y_percent = img_y as f64 / height as f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> mandelbrot/src/main.rs:20:29 [INFO] [stdout] | [INFO] [stdout] 20 | let y_percent = (img_y as f64 / height as f64); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 - let y_percent = (img_y as f64 / height as f64); [INFO] [stdout] 20 + let y_percent = img_y as f64 / height as f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 54 | 0..=2 => ' ', [INFO] [stdout] | ----- this range overlaps on `2_usize`... [INFO] [stdout] 55 | 2..=5 => '.', [INFO] [stdout] | ^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 54 | 0..=2 => ' ', [INFO] [stdout] | ----- this range overlaps on `2_usize`... [INFO] [stdout] 55 | 2..=5 => '.', [INFO] [stdout] | ^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 55 | 2..=5 => '.', [INFO] [stdout] | ----- this range overlaps on `5_usize`... [INFO] [stdout] 56 | 5..=10 => '•', [INFO] [stdout] | ^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 55 | 2..=5 => '.', [INFO] [stdout] | ----- this range overlaps on `5_usize`... [INFO] [stdout] 56 | 5..=10 => '•', [INFO] [stdout] | ^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 57 | 11..=30 => '*', [INFO] [stdout] | ------- this range overlaps on `30_usize`... [INFO] [stdout] 58 | 30..=100 => '+', [INFO] [stdout] | ^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 57 | 11..=30 => '*', [INFO] [stdout] | ------- this range overlaps on `30_usize`... [INFO] [stdout] 58 | 30..=100 => '+', [INFO] [stdout] | ^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 58 | 30..=100 => '+', [INFO] [stdout] | -------- this range overlaps on `100_usize`... [INFO] [stdout] 59 | 100..=200 => 'x', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 58 | 30..=100 => '+', [INFO] [stdout] | -------- this range overlaps on `100_usize`... [INFO] [stdout] 59 | 100..=200 => 'x', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 59 | 100..=200 => 'x', [INFO] [stdout] | --------- this range overlaps on `200_usize`... [INFO] [stdout] 60 | 200..=400 => '$', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 59 | 100..=200 => 'x', [INFO] [stdout] | --------- this range overlaps on `200_usize`... [INFO] [stdout] 60 | 200..=400 => '$', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 60 | 200..=400 => '$', [INFO] [stdout] | --------- this range overlaps on `400_usize`... [INFO] [stdout] 61 | 400..=700 => '#', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> mandelbrot/src/main.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 60 | 200..=400 => '$', [INFO] [stdout] | --------- this range overlaps on `400_usize`... [INFO] [stdout] 61 | 400..=700 => '#', [INFO] [stdout] | ^^^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "d080f50c6697905a7434ed9d5b5ef6e43b0ad10c19f92219304eeae57fe08b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d080f50c6697905a7434ed9d5b5ef6e43b0ad10c19f92219304eeae57fe08b9e", kill_on_drop: false }` [INFO] [stdout] d080f50c6697905a7434ed9d5b5ef6e43b0ad10c19f92219304eeae57fe08b9e