[INFO] cloning repository https://github.com/timelessnesses/mandelbrot.png [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timelessnesses/mandelbrot.png" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fmandelbrot.png", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fmandelbrot.png'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4bee1e3efb04276011335d3173060a323dbbb221 [INFO] checking timelessnesses/mandelbrot.png against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fmandelbrot.png" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/timelessnesses/mandelbrot.png [INFO] finished tweaking git repo https://github.com/timelessnesses/mandelbrot.png [INFO] tweaked toml for git repo https://github.com/timelessnesses/mandelbrot.png written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/timelessnesses/mandelbrot.png on toolchain f3d95de532264a1215023baa665c0028aecf74b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/timelessnesses/mandelbrot.png 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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 portable-atomic-util v0.2.2 [INFO] [stderr] Downloaded dwrote v0.11.1 [INFO] [stderr] Downloaded ndarray v0.16.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68c31ac21615e95ff9087de9930fefc0fb6a8ff2ed162a2293f05a3846f884a3 [INFO] running `Command { std: "docker" "start" "-a" "68c31ac21615e95ff9087de9930fefc0fb6a8ff2ed162a2293f05a3846f884a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68c31ac21615e95ff9087de9930fefc0fb6a8ff2ed162a2293f05a3846f884a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68c31ac21615e95ff9087de9930fefc0fb6a8ff2ed162a2293f05a3846f884a3", kill_on_drop: false }` [INFO] [stdout] 68c31ac21615e95ff9087de9930fefc0fb6a8ff2ed162a2293f05a3846f884a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4caabae8283a802f0a301b31ee4a6eb25ad595cd125707eba24b517ec57be4f [INFO] running `Command { std: "docker" "start" "-a" "d4caabae8283a802f0a301b31ee4a6eb25ad595cd125707eba24b517ec57be4f", kill_on_drop: false }` [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling font-kit v0.14.2 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling cc v1.1.18 [INFO] [stderr] Compiling yeslogic-fontconfig-sys v6.0.0 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking libloading v0.8.5 [INFO] [stderr] Checking bytemuck v1.18.0 [INFO] [stderr] Checking float-ord v0.3.2 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking ttf-parser v0.20.0 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Compiling pathfinder_simd v0.5.4 [INFO] [stderr] Checking png v0.17.13 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking ndarray v0.16.1 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking pathfinder_geometry v0.5.1 [INFO] [stderr] Compiling freetype-sys v0.20.1 [INFO] [stderr] Checking image v0.24.9 [INFO] [stderr] Checking plotters-bitmap v0.3.7 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Z` is never constructed [INFO] [stdout] --> src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Z { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ZBuilder` is never constructed [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct ZBuilder { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `z`, `c`, `limit`, and `build` are never used [INFO] [stdout] --> src/main.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl ZBuilder { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 41 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn z(self, z: i128) -> Self { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn c(self, c: i128) -> Self { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn limit(self, limit: u128) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn build(self) -> Z { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mandelbrot` is never used [INFO] [stdout] --> src/main.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn mandelbrot(c: i128) -> ZBuilder { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `julia` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn julia(c: i128, p: i128) -> ZBuilder { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Z` is never constructed [INFO] [stdout] --> src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Z { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ZBuilder` is never constructed [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct ZBuilder { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `z`, `c`, `limit`, and `build` are never used [INFO] [stdout] --> src/main.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl ZBuilder { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 41 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn z(self, z: i128) -> Self { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn c(self, c: i128) -> Self { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn limit(self, limit: u128) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn build(self) -> Z { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mandelbrot` is never used [INFO] [stdout] --> src/main.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn mandelbrot(c: i128) -> ZBuilder { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `julia` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn julia(c: i128, p: i128) -> ZBuilder { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s [INFO] running `Command { std: "docker" "inspect" "d4caabae8283a802f0a301b31ee4a6eb25ad595cd125707eba24b517ec57be4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4caabae8283a802f0a301b31ee4a6eb25ad595cd125707eba24b517ec57be4f", kill_on_drop: false }` [INFO] [stdout] d4caabae8283a802f0a301b31ee4a6eb25ad595cd125707eba24b517ec57be4f