[INFO] cloning repository https://github.com/JonathanTippy/hyperzoom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanTippy/hyperzoom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanTippy%2Fhyperzoom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanTippy%2Fhyperzoom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f624e6f0ab0b17b679b94fb376c98bf93238a9d
[INFO] checking JonathanTippy/hyperzoom against master#89a99936d9e76a50e8df622e7242190841fd871b for pr-156160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanTippy%2Fhyperzoom" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JonathanTippy/hyperzoom
[INFO] finished tweaking git repo https://github.com/JonathanTippy/hyperzoom
[INFO] tweaked toml for git repo https://github.com/JonathanTippy/hyperzoom written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JonathanTippy/hyperzoom on toolchain 89a99936d9e76a50e8df622e7242190841fd871b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JonathanTippy/hyperzoom 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" "+89a99936d9e76a50e8df622e7242190841fd871b" "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 az v1.3.0
[INFO] [stderr]   Downloaded rug v1.29.0
[INFO] [stderr]   Downloaded libc v0.2.184
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb
[INFO] running `Command { std: "docker" "start" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb", 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" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb" "/opt/rustwide/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb", 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" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb" "/opt/rustwide/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.0
[INFO] [stderr]    Compiling rug v1.29.0
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking hyperzoom v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::constants::*`
[INFO] [stdout]  --> src/numtypes.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::constants::*;
[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: `crate::constants::*`
[INFO] [stdout]  --> src/numtypes.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::constants::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `perturbation::PerturbationPoint<T>` is more private than the item `mandelbrot::CompletedPoint::from_perturbation_point`
[INFO] [stdout]    --> src/mandelbrot.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn from_perturbation_point<T: Mandelbrotable>(point: &PerturbationPoint<T>) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `mandelbrot::CompletedPoint::from_perturbation_point` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `perturbation::PerturbationPoint<T>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/perturbation.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub(crate) struct PerturbationPoint<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INTEXP_WARNING_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) const INTEXP_WARNING_SIZE: u32 = 100;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BAILOUT_RADIUS` is never used
[INFO] [stdout]  --> src/constants.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) const BAILOUT_RADIUS: f64 = 2.0;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_POINTS_F64` is never used
[INFO] [stdout]  --> src/constants.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) const TEST_POINTS_F64: [(f64, f64, f64, f64); 8] = [
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_POINTS_F32` is never used
[INFO] [stdout]   --> src/constants.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) const TEST_POINTS_F32: [(f32, f32, f32, f32); 8] = [
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_z_times_2` and `is_empty` are never used
[INFO] [stdout]    --> src/reference_orbit.rs:93:19
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl ReferenceOrbit {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub(crate) fn get_z_times_2(&self, index: usize) -> Option<(f64, f64)> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `points_near` is never used
[INFO] [stdout]  --> src/perturbation.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn points_near<T: Add<Output = T> + Sub<Output = T> + PartialOrd + Clone>(z1: &(T, T), z2: &(T, T), epsilon: &T) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `delivered` is never read
[INFO] [stdout]   --> src/perturbation.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(crate) struct PerturbationPoint<T> {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub delivered: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PerturbationPoint` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PerturbationPoint<T>` is more private than the item `CompletedPoint::from_perturbation_point`
[INFO] [stdout]    --> src/mandelbrot.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn from_perturbation_point<T: Mandelbrotable>(point: &PerturbationPoint<T>) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `CompletedPoint::from_perturbation_point` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `PerturbationPoint<T>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/perturbation.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub(crate) struct PerturbationPoint<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INTEXP_WARNING_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) const INTEXP_WARNING_SIZE: u32 = 100;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON_F32` is never used
[INFO] [stdout]  --> src/constants.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) const EPSILON_F32: f32 = 1e-5;
[INFO] [stdout]   |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EPSILON_F64` is never used
[INFO] [stdout]  --> src/constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const EPSILON_F64: f64 = 1e-9;
[INFO] [stdout]   |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BAILOUT_RADIUS` is never used
[INFO] [stdout]  --> src/constants.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) const BAILOUT_RADIUS: f64 = 2.0;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_POINTS_F64` is never used
[INFO] [stdout]  --> src/constants.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) const TEST_POINTS_F64: [(f64, f64, f64, f64); 8] = [
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_POINTS_F32` is never used
[INFO] [stdout]   --> src/constants.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) const TEST_POINTS_F32: [(f32, f32, f32, f32); 8] = [
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Float` is never used
[INFO] [stdout]  --> src/reference_orbit.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Float = rug::Float;
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReferenceOrbit` is never constructed
[INFO] [stdout]  --> src/reference_orbit.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct ReferenceOrbit {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/reference_orbit.rs:17:19
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl ReferenceOrbit {
[INFO] [stdout]     | ------------------- associated items in this implementation
[INFO] [stdout]  17 |     pub(crate) fn new(c: (f64, f64)) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout]  35 |     pub(crate) fn step(&mut self) {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  51 |     pub(crate) fn is_complete(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  69 |     pub(crate) fn step_with_convergence_check(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |     pub(crate) fn get_z(&self, index: usize) -> Option<&(f64, f64)> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub(crate) fn get_z_times_2(&self, index: usize) -> Option<(f64, f64)> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `points_near` is never used
[INFO] [stdout]  --> src/perturbation.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn points_near<T: Add<Output = T> + Sub<Output = T> + PartialOrd + Clone>(z1: &(T, T), z2: &(T, T), epsilon: &T) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta_constant_complex`, `delta_iterated_complex`, `reference_index`, `loop_detection_point`, and `delivered` are never read
[INFO] [stdout]   --> src/perturbation.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(crate) struct PerturbationPoint<T> {
[INFO] [stdout]    |                   ----------------- fields in this struct
[INFO] [stdout] 14 |     pub delta_constant_complex: (T, T),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     pub delta_iterated_complex: (T, T),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     pub reference_index: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub iterations: u64,
[INFO] [stdout] 18 |     pub loop_detection_point: ((T, T), u64),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub delivered: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PerturbationPoint` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `is_done` are never used
[INFO] [stdout]   --> src/perturbation.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl<T: Mandelbrotable> PerturbationPoint<T> {
[INFO] [stdout]    | -------------------------------------------- associated items in this implementation
[INFO] [stdout] 29 |     pub(crate) fn new(delta_c: (T, T)) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub(crate) fn is_done(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterate_perturbation_delta_on_point` is never used
[INFO] [stdout]   --> src/perturbation.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn iterate_perturbation_delta_on_point<T>(point: &mut PerturbationPoint<T>, reference_complex: &(f64, f64))
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_glitch` is never used
[INFO] [stdout]   --> src/perturbation.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub(crate) fn check_glitch<T>(perturbed_complex: &(T, T), delta_complex: &(T, T)) -> bool
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterate_perturbation_point` is never used
[INFO] [stdout]   --> src/perturbation.rs:85:15
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub(crate) fn iterate_perturbation_point<T>(point: &mut PerturbationPoint<T>, reference_orbit: &ReferenceOrbit, epsilon: T)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 57s
[INFO] running `Command { std: "docker" "inspect" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb", kill_on_drop: false }`
[INFO] [stdout] 417de965813451bfc433055e9fa38a33b22f6efccf9681c615d7e423020b4ccb