[INFO] fetching crate shiftnanigans 0.3.3...
[INFO] testing shiftnanigans-0.3.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate shiftnanigans 0.3.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate shiftnanigans 0.3.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shiftnanigans 0.3.3
[INFO] finished tweaking crates.io crate shiftnanigans 0.3.3
[INFO] tweaked toml for crates.io crate shiftnanigans 0.3.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate shiftnanigans 0.3.3 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a287b3bd32bf8960ff669386dc9d92d745c39856f0ee731bd5a0475876e4656b
[INFO] running `Command { std: "docker" "start" "-a" "a287b3bd32bf8960ff669386dc9d92d745c39856f0ee731bd5a0475876e4656b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a287b3bd32bf8960ff669386dc9d92d745c39856f0ee731bd5a0475876e4656b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a287b3bd32bf8960ff669386dc9d92d745c39856f0ee731bd5a0475876e4656b", kill_on_drop: false }`
[INFO] [stdout] a287b3bd32bf8960ff669386dc9d92d745c39856f0ee731bd5a0475876e4656b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7847f9f924089584bea30b12a519ccb1e34d576eca9cba87c375ff9b6eaad562
[INFO] running `Command { std: "docker" "start" "-a" "7847f9f924089584bea30b12a519ccb1e34d576eca9cba87c375ff9b6eaad562", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling shiftnanigans v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitvec::prelude`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitvec::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "7847f9f924089584bea30b12a519ccb1e34d576eca9cba87c375ff9b6eaad562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7847f9f924089584bea30b12a519ccb1e34d576eca9cba87c375ff9b6eaad562", kill_on_drop: false }`
[INFO] [stdout] 7847f9f924089584bea30b12a519ccb1e34d576eca9cba87c375ff9b6eaad562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ac2e93cde83c4af43b1f7efc53a928df560d216136249a584b8cc08a3a55dd2
[INFO] running `Command { std: "docker" "start" "-a" "8ac2e93cde83c4af43b1f7efc53a928df560d216136249a584b8cc08a3a55dd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rstest_macros v0.16.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling uuid v1.3.3
[INFO] [stderr]    Compiling shiftnanigans v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitvec::prelude`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitvec::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling rstest v0.16.0
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `cell::RefCell`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:323:22
[INFO] [stdout]     |
[INFO] [stdout] 323 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]     |                      ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bits`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:328:18
[INFO] [stdout]     |
[INFO] [stdout] 328 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:110:18
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:73:22
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]    |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]    |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use uuid::Uuid;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/index_shifter.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:718:22
[INFO] [stdout]     |
[INFO] [stdout] 718 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]    --> src/shifter/combined_shifter.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/shifting_square_breadth_first_search_shifter.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/scaling_square_breadth_first_search_shifter.rs:189:22
[INFO] [stdout]     |
[INFO] [stdout] 189 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::BTreeMap`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:291:22
[INFO] [stdout]     |
[INFO] [stdout] 291 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:68
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1701:22
[INFO] [stdout]      |
[INFO] [stdout] 1701 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]      |                      ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3370:43
[INFO] [stdout]      |
[INFO] [stdout] 3370 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3370 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3370 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3383:43
[INFO] [stdout]      |
[INFO] [stdout] 3383 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3383 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3383 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3441:43
[INFO] [stdout]      |
[INFO] [stdout] 3441 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3441 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3441 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3454:43
[INFO] [stdout]      |
[INFO] [stdout] 3454 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3454 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3454 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3534:35
[INFO] [stdout]      |
[INFO] [stdout] 3534 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3534 -                             match (borrowed_pixel) {
[INFO] [stdout] 3534 +                             match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3621:31
[INFO] [stdout]      |
[INFO] [stdout] 3621 |                         match (borrowed_pixel) {
[INFO] [stdout]      |                               ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3621 -                         match (borrowed_pixel) {
[INFO] [stdout] 3621 +                         match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3732:35
[INFO] [stdout]      |
[INFO] [stdout] 3732 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3732 -                             match (borrowed_pixel) {
[INFO] [stdout] 3732 +                             match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shifter_incrementer_1`
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1621:17
[INFO] [stdout]      |
[INFO] [stdout] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shifter_incrementer_1`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1621:13
[INFO] [stdout]      |
[INFO] [stdout] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1724:40
[INFO] [stdout]      |
[INFO] [stdout] 1724 |                 ExamplePixel::Tile(ref tile) => {
[INFO] [stdout]      |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other_pixel`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1722:64
[INFO] [stdout]      |
[INFO] [stdout] 1722 |         fn get_invalid_location_offsets_for_other_pixel(&self, other_pixel: &ExamplePixel) -> Vec<(i16, i16)> {
[INFO] [stdout]      |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:2469:21
[INFO] [stdout]      |
[INFO] [stdout] 2469 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stdout]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:2577:21
[INFO] [stdout]      |
[INFO] [stdout] 2577 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stdout]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `top_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3356:21
[INFO] [stdout]      |
[INFO] [stdout] 3356 |             let mut top_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_top_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bottom_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3357:21
[INFO] [stdout]      |
[INFO] [stdout] 3357 |             let mut bottom_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_bottom_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `left_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3427:21
[INFO] [stdout]      |
[INFO] [stdout] 3427 |             let mut left_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_left_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `right_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3428:21
[INFO] [stdout]      |
[INFO] [stdout] 3428 |             let mut right_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_right_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn init() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn init() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrement_incrementer` is never used
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1630:8
[INFO] [stdout]      |
[INFO] [stdout] 1630 |     fn decrement_incrementer() {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `element_id` is never read
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1712:9
[INFO] [stdout]      |
[INFO] [stdout] 1711 |     struct Element {
[INFO] [stdout]      |            ------- field in this struct
[INFO] [stdout] 1712 |         element_id: String,
[INFO] [stdout]      |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Element` is never constructed
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1718:9
[INFO] [stdout]      |
[INFO] [stdout] 1716 |     enum ExamplePixel {
[INFO] [stdout]      |          ------------ variant in this enum
[INFO] [stdout] 1717 |         Tile(Tile),
[INFO] [stdout] 1718 |         Element(Element)
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 65 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.07s
[INFO] running `Command { std: "docker" "inspect" "8ac2e93cde83c4af43b1f7efc53a928df560d216136249a584b8cc08a3a55dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac2e93cde83c4af43b1f7efc53a928df560d216136249a584b8cc08a3a55dd2", kill_on_drop: false }`
[INFO] [stdout] 8ac2e93cde83c4af43b1f7efc53a928df560d216136249a584b8cc08a3a55dd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80b4bca9480440187f99d5fc6437f7faefadf83babddd5fbc3b584984b949d63
[INFO] running `Command { std: "docker" "start" "-a" "80b4bca9480440187f99d5fc6437f7faefadf83babddd5fbc3b584984b949d63", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stderr]  --> src/incrementer/mod.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stderr]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stderr]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::VecDeque`
[INFO] [stderr]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `get_n_choose_k`
[INFO] [stderr]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cell::RefCell`
[INFO] [stderr]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stderr]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stderr]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stderr]   |
[INFO] [stderr] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stderr]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stderr]     |
[INFO] [stderr] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stderr]     |                                                             ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stderr] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stderr]     |
[INFO] [stderr] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stderr]     |                                                              ^                                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stderr] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stderr]      |
[INFO] [stderr] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stderr]      |                                                                 ^                                          ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stderr] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stderr]      |
[INFO] [stderr] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stderr]      |                                                                 ^                                          ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stderr] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         return self.is_starting_at_beginning;
[INFO] [stderr]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 219 |
[INFO] [stderr] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitvec::prelude`
[INFO] [stderr]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bitvec::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stderr]     |
[INFO] [stderr] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `cell_group_index` and `location` are never read
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct LocatedCellGroup {
[INFO] [stderr]    |            ---------------- fields in this struct
[INFO] [stderr] 39 |     cell_group_index: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 40 |     location: Rc<(u8, u8)>
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_n_choose_k` is never used
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiftnanigans` (lib) generated 21 warnings (run `cargo fix --lib -p shiftnanigans` to apply 17 suggestions)
[INFO] [stderr] warning: unused imports: `Duration`, `cell::RefCell`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:323:22
[INFO] [stderr]     |
[INFO] [stderr] 323 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]     |                      ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bits`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:328:18
[INFO] [stderr]     |
[INFO] [stderr] 328 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:330:9
[INFO] [stderr]     |
[INFO] [stderr] 330 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:101:22
[INFO] [stderr]     |
[INFO] [stderr] 101 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:116:22
[INFO] [stderr]     |
[INFO] [stderr] 116 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:121:18
[INFO] [stderr]     |
[INFO] [stderr] 121 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:110:18
[INFO] [stderr]     |
[INFO] [stderr] 110 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:73:22
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]    |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:76:18
[INFO] [stderr]    |
[INFO] [stderr] 76 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]    |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     use uuid::Uuid;
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/index_shifter.rs:201:22
[INFO] [stderr]     |
[INFO] [stderr] 201 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:718:22
[INFO] [stderr]     |
[INFO] [stderr] 718 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]    --> src/shifter/combined_shifter.rs:137:22
[INFO] [stderr]     |
[INFO] [stderr] 137 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/shifting_square_breadth_first_search_shifter.rs:338:22
[INFO] [stderr]     |
[INFO] [stderr] 338 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/scaling_square_breadth_first_search_shifter.rs:189:22
[INFO] [stderr]     |
[INFO] [stderr] 189 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `collections::BTreeMap`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:291:22
[INFO] [stderr]     |
[INFO] [stderr] 291 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:1:68
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stderr]   |                                                                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1701:22
[INFO] [stderr]      |
[INFO] [stderr] 1701 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]      |                      ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3370:43
[INFO] [stderr]      |
[INFO] [stderr] 3370 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3370 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3370 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3383:43
[INFO] [stderr]      |
[INFO] [stderr] 3383 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3383 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3383 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3441:43
[INFO] [stderr]      |
[INFO] [stderr] 3441 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3441 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3441 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3454:43
[INFO] [stderr]      |
[INFO] [stderr] 3454 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3454 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3454 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3534:35
[INFO] [stderr]      |
[INFO] [stderr] 3534 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3534 -                             match (borrowed_pixel) {
[INFO] [stderr] 3534 +                             match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3621:31
[INFO] [stderr]      |
[INFO] [stderr] 3621 |                         match (borrowed_pixel) {
[INFO] [stderr]      |                               ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3621 -                         match (borrowed_pixel) {
[INFO] [stderr] 3621 +                         match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3732:35
[INFO] [stderr]      |
[INFO] [stderr] 3732 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3732 -                             match (borrowed_pixel) {
[INFO] [stderr] 3732 +                             match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shifter_incrementer_1`
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1621:17
[INFO] [stderr]      |
[INFO] [stderr] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shifter_incrementer_1`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1621:13
[INFO] [stderr]      |
[INFO] [stderr] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stderr]      |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tile`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1724:40
[INFO] [stderr]      |
[INFO] [stderr] 1724 |                 ExamplePixel::Tile(ref tile) => {
[INFO] [stderr]      |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tile`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other_pixel`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1722:64
[INFO] [stderr]      |
[INFO] [stderr] 1722 |         fn get_invalid_location_offsets_for_other_pixel(&self, other_pixel: &ExamplePixel) -> Vec<(i16, i16)> {
[INFO] [stderr]      |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:2469:21
[INFO] [stderr]      |
[INFO] [stderr] 2469 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stderr]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:2577:21
[INFO] [stderr]      |
[INFO] [stderr] 2577 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stderr]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `top_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3356:21
[INFO] [stderr]      |
[INFO] [stderr] 3356 |             let mut top_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_top_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bottom_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3357:21
[INFO] [stderr]      |
[INFO] [stderr] 3357 |             let mut bottom_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_bottom_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `left_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3427:21
[INFO] [stderr]      |
[INFO] [stderr] 3427 |             let mut left_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_left_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `right_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3428:21
[INFO] [stderr]      |
[INFO] [stderr] 3428 |             let mut right_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_right_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn init() {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn init() {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn init() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `decrement_incrementer` is never used
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1630:8
[INFO] [stderr]      |
[INFO] [stderr] 1630 |     fn decrement_incrementer() {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `element_id` is never read
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1712:9
[INFO] [stderr]      |
[INFO] [stderr] 1711 |     struct Element {
[INFO] [stderr]      |            ------- field in this struct
[INFO] [stderr] 1712 |         element_id: String,
[INFO] [stderr]      |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Element` is never constructed
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1718:9
[INFO] [stderr]      |
[INFO] [stderr] 1716 |     enum ExamplePixel {
[INFO] [stderr]      |          ------------ variant in this enum
[INFO] [stderr] 1717 |         Tile(Tile),
[INFO] [stderr] 1718 |         Element(Element)
[INFO] [stderr]      |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiftnanigans` (lib test) generated 65 warnings (18 duplicates) (run `cargo fix --lib -p shiftnanigans --tests` to apply 37 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shiftnanigans-51e2bb6d982fea6a)
[INFO] [stdout] 
[INFO] [stdout] running 107 tests
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::single_bit ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::three_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::two_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::zero_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::four_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::single_bit ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::zero_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::two_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::three_bits ... ok
[INFO] [stdout] test incrementer::limited_incrementer::limited_incrementer_tests::limit_one_with_possible_one ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::four_bits ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_complete_set ... ignored
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::complex_hyper_graph_cliche_shifter_with_one_valid_cliche ... ok
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::complex_hyper_graph_cliche_shifter_with_zero_valid_cliches ... ok
[INFO] [stdout] test incrementer::round_robin_incrementer::round_robin_incrementer_tests::two_shifter_incrementers ... ok
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::two_segment_permutation_shifters ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::one_cell_group_zero_dependencies ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_first_occurrence ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::full_wall_surrounding_one_empty_spot ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::single_dot_in_center_of_three_by_three ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::two_cell_groups_one_dependency ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_wall_segments_one_bottom_left_and_bottom_right_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_wall_segments_one_top_right_and_bottom_right_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_wall_segments_one_top_left_and_bottom_left_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_pixels_as_wall_segments_alone_and_horizontal ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_pixels_as_wall_segments_alone_and_vertical ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_wall_segments_at_edge_cases_left_and_right ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_wall_segments_at_edge_cases_top_and_bottom ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_no_shifters ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_one_shifter_index_shifter ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_one_shifter_segment_permutation_shifter ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_alone ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_two_shifters_segment_permutation_shifter_and_index_shifter ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::one_hyper_graph_node_with_two_states ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_almost_cliche_states ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::one_hyper_graph_node_with_one_state ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_step_cliche_states_focused_on_last_hyper_graph_node_index ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_step_cliche_states_unfocused ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_one_state_both_neighbors ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_one_state_not_neighbors ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_two_states_not_neighbors ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_two_separate_cliche_states_both_neighbors ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::initialized_no_states ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::zero_hyper_graph_nodes ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_1 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_3 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_4 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_2 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_6 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_5 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_8 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_7 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_9 ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_two_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_one_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_zero_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::three_length_two_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_one_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_three_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_zero_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::zero_length_zero_scale ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::initialized_no_segments ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::nonrandom_two_single_pixels_but_only_first_shift_is_exhausted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::nonrandom_three_single_pixels_but_only_second_shift_is_exhausted ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_top_left_and_top_right_corner_walls ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_2 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_3 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_4 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_5 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_1 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_of_two_and_three_with_one_padding_with_one_open_space_bounding_length ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_6 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_of_one_and_two_and_three_length_segments_with_one_padding_with_smallest_bounding_length ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_two_segments_two_and_three_length_and_eight_bounding_length_no_swapping_permitted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::random_two_single_pixels_but_only_first_shift_is_exhausted_already_one_position_ahead ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::random_two_single_pixels_but_only_first_shift_is_exhausted_second_segment_already_one_position_ahead ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::largest_plus_sign_and_single_wall_segments ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::small_plus_sign_and_single_wall_segments ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_1 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_2 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::randomize_two_single_pixels_and_reset_before_end ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::randomized_single_pixel_segment ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_no_swapping_permitted ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::no_shifters ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_swapping_permitted ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::one_specific_randomized_segment_permutation_shifter_iterating_completely ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_overlapping_segment_permutation_shifters ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_separate_segment_permutation_shifters ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_skewed_by_one_index_shifters ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::one_randomly_chosen_randomized_segment_permutation_shifter_iterating_completely ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4 ... FAILED
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3 ... FAILED
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_left_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_left_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_right_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_right_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::largest_plus_sign_and_two_segments_per_wall_segment ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::three_segments_in_large_bounding_length has been running for over 60 seconds
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::three_segments_in_large_bounding_length ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4 stdout ----
[INFO] [stdout] thread 'shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4' panicked at src/shifter/segment_permutation_shifter.rs:132:61:
[INFO] [stdout] attempt to subtract with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563304eeef9c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x563304eeef9c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563304eeef9c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563304eeef9c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x563304f19590 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x563304f19590 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x563304eec92f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x563304eeed84 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x563304eeed84 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x563304ef0a47 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x563304ef0733 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x563304eb2067 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x563304eb2067 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x563304ef1058 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x563304ef1058 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x563304ef0d79 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x563304eef466 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x563304ef0b12 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x563304d1df25 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x563304d1dfc3 - core::panicking::panic::h195fc2a96298d4c3
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5
[INFO] [stdout]   20:     0x563304dd9c63 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::hf36bd1608d6fc5a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x563304e1c9a3 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::haf2c27fba5490785
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x563304e1d6f1 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::h52e8a80bf596e987
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x563304e1d4b7 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::{{closure}}::hbd0ad17e62469abf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x563304da2876 - core::ops::function::FnOnce::call_once::he2438e429108fcd2
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x563304eb76bf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x563304eb76bf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x563304eb66d5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x563304eb66d5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x563304eb66d5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x563304eb66d5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x563304eb66d5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x563304eb66d5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x563304eb66d5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x563304e7e996 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x563304e7e996 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x563304e83a47 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x563304e83a47 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x563304e83a47 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x563304e83a47 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x563304e83a47 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x563304e83a47 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x563304e83a47 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x563304ef5bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x563304ef5bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x563304ef5bf5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f8464212ac3 - <unknown>
[INFO] [stdout]   47:     0x7f84642a3bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3 stdout ----
[INFO] [stdout] thread 'shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3' panicked at src/shifter/segment_permutation_shifter.rs:132:61:
[INFO] [stdout] attempt to subtract with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563304eeef9c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x563304eeef9c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563304eeef9c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563304eeef9c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x563304f19590 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x563304f19590 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x563304eec92f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x563304eeed84 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x563304eeed84 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x563304ef0a47 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x563304ef0733 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x563304eb2067 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x563304eb2067 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x563304ef1058 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x563304ef1058 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x563304ef0d79 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x563304eef466 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x563304ef0b12 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x563304d1df25 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x563304d1dfc3 - core::panicking::panic::h195fc2a96298d4c3
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5
[INFO] [stdout]   20:     0x563304dd9c63 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::hf36bd1608d6fc5a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x563304e1c9a3 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::haf2c27fba5490785
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x563304e1d45e - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::h4cfb43dd9ded7ff3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x563304e1d2a7 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::{{closure}}::h0512c5ea9d8ad3ea
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x563304da1886 - core::ops::function::FnOnce::call_once::h5e77b93006b8353d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x563304eb76bf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x563304eb76bf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x563304eb66d5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x563304eb66d5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x563304eb66d5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x563304eb66d5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x563304eb66d5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x563304eb66d5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x563304eb66d5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x563304e7e996 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x563304e7e996 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x563304e83a47 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x563304e83a47 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x563304e83a47 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x563304e83a47 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x563304e83a47 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x563304e83a47 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x563304e83a47 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x563304ef5bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x563304ef5bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x563304ef5bf5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f8464212ac3 - <unknown>
[INFO] [stdout]   47:     0x7f84642a3bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3
[INFO] [stdout]     shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 104 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 77.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "80b4bca9480440187f99d5fc6437f7faefadf83babddd5fbc3b584984b949d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b4bca9480440187f99d5fc6437f7faefadf83babddd5fbc3b584984b949d63", kill_on_drop: false }`
[INFO] [stdout] 80b4bca9480440187f99d5fc6437f7faefadf83babddd5fbc3b584984b949d63
[INFO] testing shiftnanigans-0.3.3 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate shiftnanigans 0.3.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate shiftnanigans 0.3.3 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shiftnanigans 0.3.3
[INFO] finished tweaking crates.io crate shiftnanigans 0.3.3
[INFO] tweaked toml for crates.io crate shiftnanigans 0.3.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate shiftnanigans 0.3.3 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fa187f807bef76dd202f0bbd87054b3e2420ac27c303299d863f9289cb54f59
[INFO] running `Command { std: "docker" "start" "-a" "4fa187f807bef76dd202f0bbd87054b3e2420ac27c303299d863f9289cb54f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa187f807bef76dd202f0bbd87054b3e2420ac27c303299d863f9289cb54f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa187f807bef76dd202f0bbd87054b3e2420ac27c303299d863f9289cb54f59", kill_on_drop: false }`
[INFO] [stdout] 4fa187f807bef76dd202f0bbd87054b3e2420ac27c303299d863f9289cb54f59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92408449fdc7336d3b402495b2d4b0e2f27a33920bc2ab93e4b983813f36a91b
[INFO] running `Command { std: "docker" "start" "-a" "92408449fdc7336d3b402495b2d4b0e2f27a33920bc2ab93e4b983813f36a91b", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling shiftnanigans v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitvec::prelude`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitvec::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "92408449fdc7336d3b402495b2d4b0e2f27a33920bc2ab93e4b983813f36a91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92408449fdc7336d3b402495b2d4b0e2f27a33920bc2ab93e4b983813f36a91b", kill_on_drop: false }`
[INFO] [stdout] 92408449fdc7336d3b402495b2d4b0e2f27a33920bc2ab93e4b983813f36a91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03bb30bcc204d1b7a734f589e5e1043c054cc9bfba1a7a292d28fe001ff6c996
[INFO] running `Command { std: "docker" "start" "-a" "03bb30bcc204d1b7a734f589e5e1043c054cc9bfba1a7a292d28fe001ff6c996", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rstest_macros v0.16.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling shiftnanigans v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling uuid v1.3.3
[INFO] [stdout] warning: unused import: `bitvec::prelude`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitvec::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling rstest v0.16.0
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stdout]  --> src/incrementer/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stdout]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stdout]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `cell::RefCell`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:323:22
[INFO] [stdout]     |
[INFO] [stdout] 323 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]     |                      ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bits`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:328:18
[INFO] [stdout]     |
[INFO] [stdout] 328 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/shifter_incrementer.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:110:18
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use uuid::Uuid;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:73:22
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stdout]    |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use bitvec::{bits, vec::BitVec};
[INFO] [stdout]    |                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use uuid::Uuid;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/index_shifter.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_n_choose_k`
[INFO] [stdout]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:718:22
[INFO] [stdout]     |
[INFO] [stdout] 718 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]    --> src/shifter/combined_shifter.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/shifting_square_breadth_first_search_shifter.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stdout]    --> src/shifter/scaling_square_breadth_first_search_shifter.rs:189:22
[INFO] [stdout]     |
[INFO] [stdout] 189 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stdout]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::BTreeMap`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:291:22
[INFO] [stdout]     |
[INFO] [stdout] 291 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stdout]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:1:68
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stdout]   |                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stdout]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stdout]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout]     |                                                             ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stdout] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stdout]     |
[INFO] [stdout] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout]     |                                                              ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stdout] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stdout]      |
[INFO] [stdout] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stdout] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stdout]      |
[INFO] [stdout] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout]      |                                                                 ^                                          ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stdout] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1701:22
[INFO] [stdout]      |
[INFO] [stdout] 1701 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stdout]      |                      ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3370:43
[INFO] [stdout]      |
[INFO] [stdout] 3370 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3370 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3370 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3383:43
[INFO] [stdout]      |
[INFO] [stdout] 3383 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3383 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3383 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3441:43
[INFO] [stdout]      |
[INFO] [stdout] 3441 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3441 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3441 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3454:43
[INFO] [stdout]      |
[INFO] [stdout] 3454 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3454 -                                     match (borrowed_pixel) {
[INFO] [stdout] 3454 +                                     match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3534:35
[INFO] [stdout]      |
[INFO] [stdout] 3534 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3534 -                             match (borrowed_pixel) {
[INFO] [stdout] 3534 +                             match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3621:31
[INFO] [stdout]      |
[INFO] [stdout] 3621 |                         match (borrowed_pixel) {
[INFO] [stdout]      |                               ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3621 -                         match (borrowed_pixel) {
[INFO] [stdout] 3621 +                         match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3732:35
[INFO] [stdout]      |
[INFO] [stdout] 3732 | ...                   match (borrowed_pixel) {
[INFO] [stdout]      |                             ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 3732 -                             match (borrowed_pixel) {
[INFO] [stdout] 3732 +                             match borrowed_pixel {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         return self.is_starting_at_beginning;
[INFO] [stdout]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 219 |
[INFO] [stdout] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shifter_incrementer_1`
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1621:17
[INFO] [stdout]      |
[INFO] [stdout] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shifter_incrementer_1`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1621:13
[INFO] [stdout]      |
[INFO] [stdout] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stdout]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1724:40
[INFO] [stdout]      |
[INFO] [stdout] 1724 |                 ExamplePixel::Tile(ref tile) => {
[INFO] [stdout]      |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other_pixel`
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1722:64
[INFO] [stdout]      |
[INFO] [stdout] 1722 |         fn get_invalid_location_offsets_for_other_pixel(&self, other_pixel: &ExamplePixel) -> Vec<(i16, i16)> {
[INFO] [stdout]      |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:2469:21
[INFO] [stdout]      |
[INFO] [stdout] 2469 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stdout]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:2577:21
[INFO] [stdout]      |
[INFO] [stdout] 2577 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stdout]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `top_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3356:21
[INFO] [stdout]      |
[INFO] [stdout] 3356 |             let mut top_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_top_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bottom_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3357:21
[INFO] [stdout]      |
[INFO] [stdout] 3357 |             let mut bottom_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_bottom_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `left_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3427:21
[INFO] [stdout]      |
[INFO] [stdout] 3427 |             let mut left_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_left_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `right_total` is assigned to, but never used
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:3428:21
[INFO] [stdout]      |
[INFO] [stdout] 3428 |             let mut right_total = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_right_total` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cell_group_index` and `location` are never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct LocatedCellGroup {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 39 |     cell_group_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     location: Rc<(u8, u8)>
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_n_choose_k` is never used
[INFO] [stdout]   --> src/lib.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]    --> src/incrementer/round_robin_incrementer.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn init() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]    --> src/incrementer/binary_density_incrementer.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn init() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]   --> src/incrementer/binary_value_incrementer.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrement_incrementer` is never used
[INFO] [stdout]     --> src/shifter/segment_permutation_shifter.rs:1630:8
[INFO] [stdout]      |
[INFO] [stdout] 1630 |     fn decrement_incrementer() {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `element_id` is never read
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1712:9
[INFO] [stdout]      |
[INFO] [stdout] 1711 |     struct Element {
[INFO] [stdout]      |            ------- field in this struct
[INFO] [stdout] 1712 |         element_id: String,
[INFO] [stdout]      |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Element` is never constructed
[INFO] [stdout]     --> src/pixel_board/pixel_board_randomizer.rs:1718:9
[INFO] [stdout]      |
[INFO] [stdout] 1716 |     enum ExamplePixel {
[INFO] [stdout]      |          ------------ variant in this enum
[INFO] [stdout] 1717 |         Tile(Tile),
[INFO] [stdout] 1718 |         Element(Element)
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 65 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.50s
[INFO] running `Command { std: "docker" "inspect" "03bb30bcc204d1b7a734f589e5e1043c054cc9bfba1a7a292d28fe001ff6c996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bb30bcc204d1b7a734f589e5e1043c054cc9bfba1a7a292d28fe001ff6c996", kill_on_drop: false }`
[INFO] [stdout] 03bb30bcc204d1b7a734f589e5e1043c054cc9bfba1a7a292d28fe001ff6c996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffec5adca371ff68e377d46c0967f9ea2d59aced65dbd18ee0b3ca89db6a5dba
[INFO] running `Command { std: "docker" "start" "-a" "ffec5adca371ff68e377d46c0967f9ea2d59aced65dbd18ee0b3ca89db6a5dba", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `cell::RefCell`, `iter::Peekable`
[INFO] [stderr]  --> src/incrementer/mod.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{iter::Peekable, cell::RefCell};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VecDeque`, `cell::RefCell`
[INFO] [stderr]  --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{collections::{VecDeque, BTreeSet}, rc::Rc, cell::RefCell};
[INFO] [stderr]   |                         ^^^^^^^^                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::VecDeque`
[INFO] [stderr]  --> src/shifter/segment_permutation_shifter.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, collections::VecDeque};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `get_n_choose_k`
[INFO] [stderr]  --> src/shifter/segment_permutation_shifter.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{IndexedElement, get_n_choose_k};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cell::RefCell`
[INFO] [stderr]  --> src/shifter/shifting_square_breadth_first_search_shifter.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `index_shifter::IndexShifter`
[INFO] [stderr]  --> src/shifter/hyper_graph_cliche_shifter.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::{Shifter, index_shifter::IndexShifter};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BTreeMap`, `HashMap`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:1:58
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stderr]   |                                                          ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `combined_shifter::CombinedShifter`, `self`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:4:144
[INFO] [stderr]   |
[INFO] [stderr] 4 | ...::{self, CellGroupDependency, ShiftingCellGroupDependencyIncrementer}, shifter_incrementer::ShifterIncrementer, limited_incrementer::LimitedIncrementer}, shifter::{Shifter, segment_permutation_shifter::{Segment, SegmentPermutationShifter}, index_shifter::IndexShifter, combined_shifter::CombinedShifter, s...
[INFO] [stderr]   |       ^^^^                                                                                                                                                                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:957:75
[INFO] [stderr]     |
[INFO] [stderr] 957 | ...                   let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stderr]     |                                                             ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 957 -                                     let rightmost_cell_group_location_x = (rightmost_x - cell_group_width);
[INFO] [stderr] 957 +                                     let rightmost_cell_group_location_x = rightmost_x - cell_group_width;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:958:76
[INFO] [stderr]     |
[INFO] [stderr] 958 | ...                   let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stderr]     |                                                              ^                                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 958 -                                     let bottommost_cell_group_location_y = (bottommost_y - cell_group_height);
[INFO] [stderr] 958 +                                     let bottommost_cell_group_location_y = bottommost_y - cell_group_height;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1675:83
[INFO] [stderr]      |
[INFO] [stderr] 1675 | ...                   let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stderr]      |                                                                 ^                                          ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1675 -                                         let original_pixel_board_index_x: usize = (cell.0 as usize + pixel_board_coordinate.0);
[INFO] [stderr] 1675 +                                         let original_pixel_board_index_x: usize = cell.0 as usize + pixel_board_coordinate.0;
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1676:83
[INFO] [stderr]      |
[INFO] [stderr] 1676 | ...                   let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stderr]      |                                                                 ^                                          ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1676 -                                         let original_pixel_board_index_y: usize = (cell.1 as usize + pixel_board_coordinate.1);
[INFO] [stderr] 1676 +                                         let original_pixel_board_index_y: usize = cell.1 as usize + pixel_board_coordinate.1;
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         return self.is_starting_at_beginning;
[INFO] [stderr]     |         ------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 219 |
[INFO] [stderr] 220 |         let mut is_looped = false;  // TODO remove is_looped logic completely or replace with loop iteration count
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitvec::prelude`
[INFO] [stderr]  --> src/shifter/hyper_graph_cliche_shifter.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bitvec::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:602:13
[INFO] [stderr]     |
[INFO] [stderr] 602 |         let mut is_still_trying_earlier_shift_indexes = true;
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:345:21
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 let mut top_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pixel_board/pixel_board_randomizer.rs:348:21
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let mut right_adjacent_pixel_board_coordinates: BTreeSet<(usize, usize)> = BTreeSet::new();
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `cell_group_index` and `location` are never read
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct LocatedCellGroup {
[INFO] [stderr]    |            ---------------- fields in this struct
[INFO] [stderr] 39 |     cell_group_index: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 40 |     location: Rc<(u8, u8)>
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_n_choose_k` is never used
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn get_n_choose_k(n: u64, k: u64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiftnanigans` (lib) generated 21 warnings (run `cargo fix --lib -p shiftnanigans` to apply 17 suggestions)
[INFO] [stderr] warning: unused imports: `Duration`, `cell::RefCell`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:323:22
[INFO] [stderr]     |
[INFO] [stderr] 323 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]     |                      ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bits`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:328:18
[INFO] [stderr]     |
[INFO] [stderr] 328 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/shifting_cell_group_dependency_incrementer.rs:330:9
[INFO] [stderr]     |
[INFO] [stderr] 330 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:101:22
[INFO] [stderr]     |
[INFO] [stderr] 101 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:116:22
[INFO] [stderr]     |
[INFO] [stderr] 116 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet, rc::Rc};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:121:18
[INFO] [stderr]     |
[INFO] [stderr] 121 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/shifter_incrementer.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:110:18
[INFO] [stderr]     |
[INFO] [stderr] 110 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]     |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     use uuid::Uuid;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`, `collections::BTreeSet`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:73:22
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeSet};
[INFO] [stderr]    |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bits`, `vec::BitVec`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:76:18
[INFO] [stderr]    |
[INFO] [stderr] 76 |     use bitvec::{bits, vec::BitVec};
[INFO] [stderr]    |                  ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     use uuid::Uuid;
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/index_shifter.rs:201:22
[INFO] [stderr]     |
[INFO] [stderr] 201 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/segment_permutation_shifter.rs:718:22
[INFO] [stderr]     |
[INFO] [stderr] 718 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]    --> src/shifter/combined_shifter.rs:137:22
[INFO] [stderr]     |
[INFO] [stderr] 137 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/shifting_square_breadth_first_search_shifter.rs:338:22
[INFO] [stderr]     |
[INFO] [stderr] 338 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `cell::RefCell`
[INFO] [stderr]    --> src/shifter/scaling_square_breadth_first_search_shifter.rs:189:22
[INFO] [stderr]     |
[INFO] [stderr] 189 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`, `collections::BTreeMap`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:291:22
[INFO] [stderr]     |
[INFO] [stderr] 291 |     use std::{time::{Duration, Instant}, cell::RefCell, collections::BTreeMap};
[INFO] [stderr]     |                      ^^^^^^^^  ^^^^^^^                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/pixel_board/pixel_board_randomizer.rs:1:68
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{rc::Rc, cell::RefCell, collections::{BTreeSet, BTreeMap, HashMap}};
[INFO] [stderr]   |                                                                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1701:22
[INFO] [stderr]      |
[INFO] [stderr] 1701 |     use std::{time::{Duration, Instant}, cell::RefCell};
[INFO] [stderr]      |                      ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3370:43
[INFO] [stderr]      |
[INFO] [stderr] 3370 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3370 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3370 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3383:43
[INFO] [stderr]      |
[INFO] [stderr] 3383 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3383 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3383 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3441:43
[INFO] [stderr]      |
[INFO] [stderr] 3441 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3441 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3441 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3454:43
[INFO] [stderr]      |
[INFO] [stderr] 3454 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3454 -                                     match (borrowed_pixel) {
[INFO] [stderr] 3454 +                                     match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3534:35
[INFO] [stderr]      |
[INFO] [stderr] 3534 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3534 -                             match (borrowed_pixel) {
[INFO] [stderr] 3534 +                             match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3621:31
[INFO] [stderr]      |
[INFO] [stderr] 3621 |                         match (borrowed_pixel) {
[INFO] [stderr]      |                               ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3621 -                         match (borrowed_pixel) {
[INFO] [stderr] 3621 +                         match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3732:35
[INFO] [stderr]      |
[INFO] [stderr] 3732 | ...                   match (borrowed_pixel) {
[INFO] [stderr]      |                             ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 3732 -                             match (borrowed_pixel) {
[INFO] [stderr] 3732 +                             match borrowed_pixel {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shifter_incrementer_1`
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1621:17
[INFO] [stderr]      |
[INFO] [stderr] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shifter_incrementer_1`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1621:13
[INFO] [stderr]      |
[INFO] [stderr] 1621 |         let mut shifter_incrementer_1 = ShifterIncrementer::new(Box::new(segment_permutation_shifter_1), vec![0]);
[INFO] [stderr]      |             ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_stateful_hyper_graph_node_index`
[INFO] [stderr]    --> src/shifter/hyper_graph_cliche_shifter.rs:182:33
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     if let Some(current_stateful_hyper_graph_node_index) = self.current_stateful_hyper_graph_node_index_per_hyper_graph_n...
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_stateful_hyper_graph_node_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tile`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1724:40
[INFO] [stderr]      |
[INFO] [stderr] 1724 |                 ExamplePixel::Tile(ref tile) => {
[INFO] [stderr]      |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tile`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other_pixel`
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1722:64
[INFO] [stderr]      |
[INFO] [stderr] 1722 |         fn get_invalid_location_offsets_for_other_pixel(&self, other_pixel: &ExamplePixel) -> Vec<(i16, i16)> {
[INFO] [stderr]      |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:2469:21
[INFO] [stderr]      |
[INFO] [stderr] 2469 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stderr]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:2577:21
[INFO] [stderr]      |
[INFO] [stderr] 2577 |                 let mut pixel_board_randomizer = PixelBoardRandomizer::new(pixel_board);
[INFO] [stderr]      |                     ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `top_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3356:21
[INFO] [stderr]      |
[INFO] [stderr] 3356 |             let mut top_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_top_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bottom_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3357:21
[INFO] [stderr]      |
[INFO] [stderr] 3357 |             let mut bottom_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_bottom_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `left_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3427:21
[INFO] [stderr]      |
[INFO] [stderr] 3427 |             let mut left_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_left_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `right_total` is assigned to, but never used
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:3428:21
[INFO] [stderr]      |
[INFO] [stderr] 3428 |             let mut right_total = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_right_total` instead
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]    --> src/incrementer/round_robin_incrementer.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn init() {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]    --> src/incrementer/binary_density_incrementer.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn init() {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `init` is never used
[INFO] [stderr]   --> src/incrementer/binary_value_incrementer.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn init() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `decrement_incrementer` is never used
[INFO] [stderr]     --> src/shifter/segment_permutation_shifter.rs:1630:8
[INFO] [stderr]      |
[INFO] [stderr] 1630 |     fn decrement_incrementer() {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `element_id` is never read
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1712:9
[INFO] [stderr]      |
[INFO] [stderr] 1711 |     struct Element {
[INFO] [stderr]      |            ------- field in this struct
[INFO] [stderr] 1712 |         element_id: String,
[INFO] [stderr]      |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Element` is never constructed
[INFO] [stderr]     --> src/pixel_board/pixel_board_randomizer.rs:1718:9
[INFO] [stderr]      |
[INFO] [stderr] 1716 |     enum ExamplePixel {
[INFO] [stderr]      |          ------------ variant in this enum
[INFO] [stderr] 1717 |         Tile(Tile),
[INFO] [stderr] 1718 |         Element(Element)
[INFO] [stderr]      |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiftnanigans` (lib test) generated 65 warnings (18 duplicates) (run `cargo fix --lib -p shiftnanigans --tests` to apply 37 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shiftnanigans-e97f6952a64322a9)
[INFO] [stdout] 
[INFO] [stdout] running 107 tests
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::zero_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::single_bit ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::two_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::three_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::four_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::single_bit ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::zero_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::three_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::two_bits ... ok
[INFO] [stdout] test incrementer::limited_incrementer::limited_incrementer_tests::limit_one_with_possible_one ... ok
[INFO] [stdout] test incrementer::round_robin_incrementer::round_robin_incrementer_tests::two_shifter_incrementers ... ok
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::complex_hyper_graph_cliche_shifter_with_one_valid_cliche ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::four_bits ... ok
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::complex_hyper_graph_cliche_shifter_with_zero_valid_cliches ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_complete_set ... ignored
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::two_segment_permutation_shifters ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::one_cell_group_zero_dependencies ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_first_occurrence ... ok
[INFO] [stdout] test incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::two_cell_groups_one_dependency ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::full_wall_surrounding_one_empty_spot ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::single_dot_in_center_of_three_by_three ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_wall_segments_one_alone ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_wall_segments_one_top_right_and_bottom_right_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_wall_segments_one_top_left_and_bottom_left_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_wall_segments_one_bottom_left_and_bottom_right_corner_walls ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_pixels_as_wall_segments_alone_and_horizontal ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_pixels_as_wall_segments_alone_and_vertical ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_wall_segments_at_edge_cases_left_and_right ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::two_wall_segments_at_edge_cases_top_and_bottom ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_no_shifters ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_one_shifter_index_shifter ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_one_shifter_segment_permutation_shifter ... ok
[INFO] [stdout] test shifter::combined_shifter::combined_shifter_tests::permutations_two_shifters_segment_permutation_shifter_and_index_shifter ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::one_hyper_graph_node_with_one_state ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::one_hyper_graph_node_with_two_states ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_almost_cliche_states ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_step_cliche_states_focused_on_last_hyper_graph_node_index ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::three_hyper_graph_nodes_with_step_cliche_states_unfocused ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_one_state_both_neighbors ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_one_state_not_neighbors ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_alone ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_two_separate_cliche_states_both_neighbors ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::two_hyper_graph_nodes_with_two_states_not_neighbors ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::initialized_no_states ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_1 ... ok
[INFO] [stdout] test shifter::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::zero_hyper_graph_nodes ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_3 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_2 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_4 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_5 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_6 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_7 ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_8 ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_one_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_two_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::one_length_zero_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::three_length_two_scale ... ok
[INFO] [stdout] test shifter::index_shifter::index_shifter_tests::shift_through_different_states::case_9 ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_one_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_zero_scale ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::zero_length_zero_scale ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::initialized_no_segments ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::nonrandom_three_single_pixels_but_only_second_shift_is_exhausted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::nonrandom_two_single_pixels_but_only_first_shift_is_exhausted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_1 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_2 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_3 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_4 ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_top_left_and_top_right_corner_walls ... ok
[INFO] [stdout] test shifter::scaling_square_breadth_first_search_shifter::scaling_square_breadth_first_search_shifter_tests::two_length_three_scale ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_5 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_of_two_and_three_with_one_padding_with_one_open_space_bounding_length ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutate_through_different_segments_one_segment::case_6 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_of_one_and_two_and_three_length_segments_with_one_padding_with_smallest_bounding_length ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_two_segments_two_and_three_length_and_eight_bounding_length_no_swapping_permitted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::random_two_single_pixels_but_only_first_shift_is_exhausted_already_one_position_ahead ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::random_two_single_pixels_but_only_first_shift_is_exhausted_second_segment_already_one_position_ahead ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::small_plus_sign_and_single_wall_segments ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_swapping_permitted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_1 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_2 ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_no_swapping_permitted ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::randomized_single_pixel_segment ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::largest_plus_sign_and_single_wall_segments ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::no_shifters ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::randomize_two_single_pixels_and_reset_before_end ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::one_randomly_chosen_randomized_segment_permutation_shifter_iterating_completely ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_overlapping_segment_permutation_shifters ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::one_specific_randomized_segment_permutation_shifter_iterating_completely ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_skewed_by_one_index_shifters ... ok
[INFO] [stdout] test shifter::shifting_square_breadth_first_search_shifter::shifting_square_breadth_first_search_shifter_tests::two_shifters_separate_segment_permutation_shifters ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3 ... FAILED
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4 ... FAILED
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_left_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_right_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_left_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_right_corner_and_floater ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::largest_plus_sign_and_two_segments_per_wall_segment ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_left_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::bottom_right_corner_wall_with_wall_adjacent_one_each ... ok
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::three_segments_in_large_bounding_length has been running for over 60 seconds
[INFO] [stdout] test shifter::segment_permutation_shifter::segment_permutation_shifter_tests::three_segments_in_large_bounding_length ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3 stdout ----
[INFO] [stdout] thread 'shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3' panicked at src/shifter/segment_permutation_shifter.rs:132:61:
[INFO] [stdout] attempt to subtract with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558c086d6e26 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x558c086d6e26 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558c086d6e26 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x558c086d6e26 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558c08700710 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x558c08700710 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x558c086d486f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x558c086d6c04 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558c086d6c04 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558c086d8977 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x558c086d865d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x558c0869a807 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x558c0869a807 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x558c086d8f96 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x558c086d8f96 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x558c086d8ca9 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x558c086d7326 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x558c086d8a40 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x558c08504f05 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x558c08504fc3 - core::panicking::panic::h5a1259c1164bd480
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x558c08569bb3 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h165dfb4c425364a8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x558c085ca293 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::hd9b0b76d3f5bb16b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x558c085a793e - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::h3face916cef482bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x558c085a7787 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::{{closure}}::hb30bc15a0f644c5b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x558c085ecd46 - core::ops::function::FnOnce::call_once::h4f0188c46a18d74a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x558c086a00df - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x558c086a00df - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x558c0869ee61 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x558c0869ee61 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x558c0869ee61 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x558c0869ee61 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x558c0869ee61 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x558c0869ee61 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x558c0869ee61 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x558c08666196 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x558c08666196 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x558c0866b1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x558c0866b1f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x558c0866b1f7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x558c0866b1f7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x558c0866b1f7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x558c0866b1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x558c0866b1f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x558c086ddb55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x558c086ddb55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x558c086ddb55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fd281da5ac3 - <unknown>
[INFO] [stdout]   47:     0x7fd281e36bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4 stdout ----
[INFO] [stdout] thread 'shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4' panicked at src/shifter/segment_permutation_shifter.rs:132:61:
[INFO] [stdout] attempt to subtract with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558c086d6e26 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x558c086d6e26 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558c086d6e26 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x558c086d6e26 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558c08700710 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x558c08700710 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x558c086d486f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x558c086d6c04 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558c086d6c04 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558c086d8977 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x558c086d865d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x558c0869a807 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x558c0869a807 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x558c086d8f96 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x558c086d8f96 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x558c086d8ca9 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x558c086d7326 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x558c086d8a40 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x558c08504f05 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x558c08504fc3 - core::panicking::panic::h5a1259c1164bd480
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x558c08569bb3 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h165dfb4c425364a8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x558c085ca293 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::hd9b0b76d3f5bb16b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x558c085a7bd1 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::h4143a97b183a8ccb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x558c085a7997 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::{{closure}}::h048871962493b8ac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x558c085edf26 - core::ops::function::FnOnce::call_once::heb31e8e6af08965b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x558c086a00df - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x558c086a00df - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x558c0869ee61 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x558c0869ee61 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x558c0869ee61 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x558c0869ee61 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x558c0869ee61 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x558c0869ee61 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x558c0869ee61 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x558c08666196 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x558c08666196 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x558c0866b1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x558c0866b1f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x558c0866b1f7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x558c0866b1f7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x558c0866b1f7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x558c0866b1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x558c0866b1f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x558c086ddb55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x558c086ddb55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x558c086ddb55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fd281da5ac3 - <unknown>
[INFO] [stdout]   47:     0x7fd281e36bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3
[INFO] [stdout]     shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 104 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 82.60s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ffec5adca371ff68e377d46c0967f9ea2d59aced65dbd18ee0b3ca89db6a5dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffec5adca371ff68e377d46c0967f9ea2d59aced65dbd18ee0b3ca89db6a5dba", kill_on_drop: false }`
[INFO] [stdout] ffec5adca371ff68e377d46c0967f9ea2d59aced65dbd18ee0b3ca89db6a5dba
