[INFO] cloning repository https://github.com/forksofpower/frac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forksofpower/frac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforksofpower%2Ffrac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforksofpower%2Ffrac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10aeb8f3b01d453753b2ed80f3fd473329c9f44
[INFO] checking forksofpower/frac against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforksofpower%2Ffrac" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/forksofpower/frac
[INFO] finished tweaking git repo https://github.com/forksofpower/frac
[INFO] tweaked toml for git repo https://github.com/forksofpower/frac written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/forksofpower/frac on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/forksofpower/frac 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.8.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded inflate v0.2.0
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded ocl-core-vector v0.1.1
[INFO] [stderr]   Downloaded colors-transform v0.2.11
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded ocl v0.19.7
[INFO] [stderr]   Downloaded cl-sys v0.4.2
[INFO] [stderr]   Downloaded image v0.13.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.7
[INFO] [stderr]   Downloaded ocl-core v0.11.5
[INFO] [stderr]   Downloaded qutex v0.2.4
[INFO] [stderr]   Downloaded png v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61e7299a96872131e322217c4cbd6f415d3e37fb900ea9404b4e6c5ec9a1e38
[INFO] running `Command { std: "docker" "start" "-a" "d61e7299a96872131e322217c4cbd6f415d3e37fb900ea9404b4e6c5ec9a1e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61e7299a96872131e322217c4cbd6f415d3e37fb900ea9404b4e6c5ec9a1e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61e7299a96872131e322217c4cbd6f415d3e37fb900ea9404b4e6c5ec9a1e38", kill_on_drop: false }`
[INFO] [stdout] d61e7299a96872131e322217c4cbd6f415d3e37fb900ea9404b4e6c5ec9a1e38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c24ef1c7d2c597e8b5a439acdd6c6075a53a47f72d8ce8acd7e348331eee6c
[INFO] running `Command { std: "docker" "start" "-a" "22c24ef1c7d2c597e8b5a439acdd6c6075a53a47f72d8ce8acd7e348331eee6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking colors-transform v0.2.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ComplexRegion` is never constructed
[INFO] [stdout]  --> src/mandelbrot.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ComplexRegion {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `dimensions`, and `pixel_to_point` are never used
[INFO] [stdout]   --> src/mandelbrot.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl ComplexRegion {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(upper_left: Complex<f64>, lower_right: Complex<f64>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn dimensions(&self) -> (f64, f64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn pixel_to_point(&self, bounds: Dimensions, pixel: Pixel) -> Complex<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_region` is never used
[INFO] [stdout]   --> src/mandelbrot.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn calculate_region(magnitude: f64, center: (f64, f64)) -> ComplexRegion {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dimensions` is never constructed
[INFO] [stdout]  --> src/types.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dimensions {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `total_pixels` are never used
[INFO] [stdout]   --> src/types.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Dimensions {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(width: usize, height: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn total_pixels(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pixel` is never constructed
[INFO] [stdout]   --> src/types.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Pixel {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/types.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Pixel {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn new(x: usize, y: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "22c24ef1c7d2c597e8b5a439acdd6c6075a53a47f72d8ce8acd7e348331eee6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c24ef1c7d2c597e8b5a439acdd6c6075a53a47f72d8ce8acd7e348331eee6c", kill_on_drop: false }`
[INFO] [stdout] 22c24ef1c7d2c597e8b5a439acdd6c6075a53a47f72d8ce8acd7e348331eee6c
