[INFO] cloning repository https://github.com/dmyTRUEk/fractals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmyTRUEk/fractals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Ffractals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Ffractals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10b467b7f8f61164908bdf25b71e214dcc796dac
[INFO] checking dmyTRUEk/fractals against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Ffractals" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/dmyTRUEk/fractals
[INFO] finished tweaking git repo https://github.com/dmyTRUEk/fractals
[INFO] tweaked toml for git repo https://github.com/dmyTRUEk/fractals written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmyTRUEk/fractals on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmyTRUEk/fractals 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version-compare v0.1.1
[INFO] [stderr]   Downloaded minifb v0.28.0
[INFO] [stderr]   Downloaded libloading v0.8.7
[INFO] [stderr]   Downloaded clap v4.5.38
[INFO] [stderr]   Downloaded cc v1.2.23
[INFO] [stderr]   Downloaded sdl2 v0.35.2
[INFO] [stderr]   Downloaded clap_builder v4.5.38
[INFO] [stderr]   Downloaded sdl2-sys v0.35.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7
[INFO] running `Command { std: "docker" "start" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking libloading v0.8.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]    Compiling wgpu-hal v25.0.2
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]     Checking ash v0.38.0+1.3.281
[INFO] [stderr]     Checking codespan-reporting v0.12.0
[INFO] [stderr]    Compiling wgpu-core v25.0.2
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling wgpu v25.0.2
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking xcursor v0.3.8
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking clap_builder v4.5.38
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling minifb v0.28.0
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking khronos-egl v6.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]     Checking gpu-descriptor v0.3.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]     Checking wgpu-types v25.0.0
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking naga v25.0.1
[INFO] [stderr]     Checking clap v4.5.38
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v25.0.0
[INFO] [stderr]     Checking fractals v3.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]   --> src/main.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | use clap::{Parser, arg};
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]   --> src/main.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | use clap::{Parser, arg};
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:989:3
[INFO] [stdout]     |
[INFO] [stdout] 988 |         let id = todo!();
[INFO] [stdout]     |                  ------- any code following this expression is unreachable
[INFO] [stdout] 989 |         Self::from_int(id)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `escape_iter_n` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:407:11
[INFO] [stdout]     |
[INFO] [stdout] 407 |                         let mut escape_iter_n: u32 = 0;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_escape_iter_n` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `escape_iter_n` is never read
[INFO] [stdout]    --> src/main.rs:420:9
[INFO] [stdout]     |
[INFO] [stdout] 420 | ...                   escape_iter_n = j;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `wf` is never read
[INFO] [stdout]    --> src/main.rs:210:7
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut wf, mut hf) = (w as float, h as float);
[INFO] [stdout]     |          ^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 238 |         (wf, hf) = (w as float, h as float);
[INFO] [stdout]     |          -- `wf` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hf` is never read
[INFO] [stdout]    --> src/main.rs:210:15
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut wf, mut hf) = (w as float, h as float);
[INFO] [stdout]     |                  ^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 238 |         (wf, hf) = (w as float, h as float);
[INFO] [stdout]     |              -- `hf` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:988:7
[INFO] [stdout]     |
[INFO] [stdout] 988 |         let id = todo!();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:989:3
[INFO] [stdout]     |
[INFO] [stdout] 988 |         let id = todo!();
[INFO] [stdout]     |                  ------- any code following this expression is unreachable
[INFO] [stdout] 989 |         Self::from_int(id)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cim` is never used
[INFO] [stdout]    --> src/main.rs:885:4
[INFO] [stdout]     |
[INFO] [stdout] 885 | fn cim(x: float) -> Complex64 {
[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 function `new_random` is never used
[INFO] [stdout]    --> src/main.rs:987:5
[INFO] [stdout]     |
[INFO] [stdout] 925 | impl Expr {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 987 |     fn new_random() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `snake_2d_unsplit_u64` is never used
[INFO] [stdout]     --> src/main.rs:1711:4
[INFO] [stdout]      |
[INFO] [stdout] 1711 | fn snake_2d_unsplit_u64(k: u64, l: u64) -> u64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iter_intersperse` is declared but not used
[INFO] [stdout]  --> src/main.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     iter_intersperse,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `escape_iter_n` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:407:11
[INFO] [stdout]     |
[INFO] [stdout] 407 |                         let mut escape_iter_n: u32 = 0;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_escape_iter_n` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `escape_iter_n` is never read
[INFO] [stdout]    --> src/main.rs:420:9
[INFO] [stdout]     |
[INFO] [stdout] 420 | ...                   escape_iter_n = j;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `wf` is never read
[INFO] [stdout]    --> src/main.rs:210:7
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut wf, mut hf) = (w as float, h as float);
[INFO] [stdout]     |          ^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 238 |         (wf, hf) = (w as float, h as float);
[INFO] [stdout]     |          -- `wf` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hf` is never read
[INFO] [stdout]    --> src/main.rs:210:15
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut wf, mut hf) = (w as float, h as float);
[INFO] [stdout]     |                  ^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 238 |         (wf, hf) = (w as float, h as float);
[INFO] [stdout]     |              -- `hf` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:988:7
[INFO] [stdout]     |
[INFO] [stdout] 988 |         let id = todo!();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cim` is never used
[INFO] [stdout]    --> src/main.rs:885:4
[INFO] [stdout]     |
[INFO] [stdout] 885 | fn cim(x: float) -> Complex64 {
[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 function `new_random` is never used
[INFO] [stdout]    --> src/main.rs:987:5
[INFO] [stdout]     |
[INFO] [stdout] 925 | impl Expr {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 987 |     fn new_random() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sin_Cos_z` should have a snake case name
[INFO] [stdout]     --> src/main.rs:2206:14
[INFO] [stdout]      |
[INFO] [stdout] 2206 |         #[test] fn Sin_Cos_z() { assert_eq!(Expr::from_str("Sin(Cos(z))"), Ok(Sin(bx(Cos(bx(Z)))))) }
[INFO] [stdout]      |                    ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `sin_cos_z`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iter_intersperse` is declared but not used
[INFO] [stdout]  --> src/main.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     iter_intersperse,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.04s
[INFO] running `Command { std: "docker" "inspect" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7", kill_on_drop: false }`
[INFO] [stdout] b44f08b8164b620a8893bb4eeaa60664676a2616e8f2e7e3545ea77a4b64bee7
