[INFO] fetching crate shiftnanigans 0.3.3...
[INFO] testing shiftnanigans-0.3.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate shiftnanigans 0.3.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate shiftnanigans 0.3.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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-0-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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.16.0
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded rstest_macros v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab8d061305f0f38d00ca49cd79e5f01db005f76090907710d99b38f1bed6995c
[INFO] running `Command { std: "docker" "start" "-a" "ab8d061305f0f38d00ca49cd79e5f01db005f76090907710d99b38f1bed6995c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab8d061305f0f38d00ca49cd79e5f01db005f76090907710d99b38f1bed6995c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8d061305f0f38d00ca49cd79e5f01db005f76090907710d99b38f1bed6995c", kill_on_drop: false }`
[INFO] [stdout] ab8d061305f0f38d00ca49cd79e5f01db005f76090907710d99b38f1bed6995c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77be761da94083b7a44a8de27068cac488a7979131584f29f6192de4a6bb247a
[INFO] running `Command { std: "docker" "start" "-a" "77be761da94083b7a44a8de27068cac488a7979131584f29f6192de4a6bb247a", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling either v1.8.1
[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 2.67s
[INFO] running `Command { std: "docker" "inspect" "77be761da94083b7a44a8de27068cac488a7979131584f29f6192de4a6bb247a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77be761da94083b7a44a8de27068cac488a7979131584f29f6192de4a6bb247a", kill_on_drop: false }`
[INFO] [stdout] 77be761da94083b7a44a8de27068cac488a7979131584f29f6192de4a6bb247a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c65de6321f2dfac855b9f982185f4cc1043757bcfb69a1e1a13df2afac8178e7
[INFO] running `Command { std: "docker" "start" "-a" "c65de6321f2dfac855b9f982185f4cc1043757bcfb69a1e1a13df2afac8178e7", 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 semver v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling futures-core v0.3.25
[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 futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling shiftnanigans v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[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] [stderr]    Compiling rstest_macros v0.16.0
[INFO] [stderr]    Compiling clap v3.2.23
[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] [stderr]    Compiling crossbeam-deque v0.8.3
[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 num_cpus v1.15.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling uuid v1.3.3
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.4
[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 serde_json v1.0.94
[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 17.23s
[INFO] running `Command { std: "docker" "inspect" "c65de6321f2dfac855b9f982185f4cc1043757bcfb69a1e1a13df2afac8178e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65de6321f2dfac855b9f982185f4cc1043757bcfb69a1e1a13df2afac8178e7", kill_on_drop: false }`
[INFO] [stdout] c65de6321f2dfac855b9f982185f4cc1043757bcfb69a1e1a13df2afac8178e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1316c7661c1b3a99570174b422752ab311639561e17120416bc6daaa93d7fa02
[INFO] running `Command { std: "docker" "start" "-a" "1316c7661c1b3a99570174b422752ab311639561e17120416bc6daaa93d7fa02", 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 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shiftnanigans-f6a7284a0f894806)
[INFO] [stdout] 
[INFO] [stdout] running 107 tests
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::single_bit ... ok
[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::three_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_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::two_bits ... ok
[INFO] [stdout] test incrementer::binary_value_incrementer::binary_value_incrementer::four_bits ... ok
[INFO] [stdout] test incrementer::binary_density_incrementer::binary_density_incrementer::two_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::three_bits ... 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::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_zero_valid_cliches ... 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 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::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::bottom_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 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::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::zero_hyper_graph_nodes ... 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::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_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_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::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_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::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_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 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_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_of_two_and_three_with_one_padding_with_one_open_space_bounding_length ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_alone ... 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_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::top_wall_segments_one_top_left_and_top_right_corner_walls ... 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::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 pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::largest_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_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 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::randomized_single_pixel_segment ... 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::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::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_no_swapping_permitted ... 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::top_left_corner_and_floater ... 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_left_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::top_right_corner_and_floater ... 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::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::top_left_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 ... 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:     0x55b1a7883586 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55b1a7883586 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b1a7883586 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55b1a7883586 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b1a78ace70 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55b1a78ace70 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55b1a7880fcf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55b1a7883364 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55b1a7883364 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55b1a78850d7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55b1a7884dbd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55b1a7849807 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55b1a7849807 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55b1a78856f6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55b1a78856f6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55b1a7885409 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55b1a7883a86 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55b1a78851a0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55b1a76b3f05 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55b1a76b3fc3 - core::panicking::panic::hb837a5ebbbe5b188
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x55b1a7718b23 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h0c94927c7cf15a18
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x55b1a7779263 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::h4a352ec9b02f4cee
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x55b1a775695e - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::h07b3dc70c89f8abf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x55b1a77567a7 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::{{closure}}::h2b0e84a9b27099b2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x55b1a779c886 - core::ops::function::FnOnce::call_once::ha177055e6aec7acc
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55b1a784f0df - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55b1a784f0df - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55b1a784de61 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55b1a784de61 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55b1a784de61 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55b1a784de61 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55b1a784de61 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55b1a784de61 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55b1a784de61 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55b1a7815196 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55b1a7815196 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55b1a781a1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55b1a781a1f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55b1a781a1f7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55b1a781a1f7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55b1a781a1f7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55b1a781a1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55b1a781a1f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55b1a788a2b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55b1a788a2b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55b1a788a2b5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f463668cac3 - <unknown>
[INFO] [stdout]   47:     0x7f463671dbf4 - __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:     0x55b1a7883586 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55b1a7883586 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b1a7883586 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55b1a7883586 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b1a78ace70 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55b1a78ace70 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55b1a7880fcf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55b1a7883364 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55b1a7883364 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55b1a78850d7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55b1a7884dbd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55b1a7849807 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55b1a7849807 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55b1a78856f6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55b1a78856f6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55b1a7885409 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55b1a7883a86 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55b1a78851a0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55b1a76b3f05 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55b1a76b3fc3 - core::panicking::panic::hb837a5ebbbe5b188
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x55b1a7718b23 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h0c94927c7cf15a18
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x55b1a7779263 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::h4a352ec9b02f4cee
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x55b1a7756bf1 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::h8ae9dcd8baee1692
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x55b1a77569b7 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::{{closure}}::ha64d9e19ba58d192
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x55b1a779d0d6 - core::ops::function::FnOnce::call_once::he4afbd453c16d1fa
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55b1a784f0df - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55b1a784f0df - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55b1a784de61 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55b1a784de61 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55b1a784de61 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55b1a784de61 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55b1a784de61 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55b1a784de61 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55b1a784de61 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55b1a7815196 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55b1a7815196 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55b1a781a1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55b1a781a1f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55b1a781a1f7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55b1a781a1f7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55b1a781a1f7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55b1a781a1f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55b1a781a1f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55b1a788a2b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55b1a788a2b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55b1a788a2b5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f463668cac3 - <unknown>
[INFO] [stdout]   47:     0x7f463671dbf4 - __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 59.74s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "1316c7661c1b3a99570174b422752ab311639561e17120416bc6daaa93d7fa02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1316c7661c1b3a99570174b422752ab311639561e17120416bc6daaa93d7fa02", kill_on_drop: false }`
[INFO] [stdout] 1316c7661c1b3a99570174b422752ab311639561e17120416bc6daaa93d7fa02
[INFO] testing shiftnanigans-0.3.3 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate shiftnanigans 0.3.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate shiftnanigans 0.3.3 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-0-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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2951e03e61283700eeb935134015ca916a7d2c12c37569be3a8451d11611190b
[INFO] running `Command { std: "docker" "start" "-a" "2951e03e61283700eeb935134015ca916a7d2c12c37569be3a8451d11611190b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2951e03e61283700eeb935134015ca916a7d2c12c37569be3a8451d11611190b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2951e03e61283700eeb935134015ca916a7d2c12c37569be3a8451d11611190b", kill_on_drop: false }`
[INFO] [stdout] 2951e03e61283700eeb935134015ca916a7d2c12c37569be3a8451d11611190b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1caff282478e0578e08d32040b14298a27953d0f59b87ff87b754569d9041ec6
[INFO] running `Command { std: "docker" "start" "-a" "1caff282478e0578e08d32040b14298a27953d0f59b87ff87b754569d9041ec6", 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 2.72s
[INFO] running `Command { std: "docker" "inspect" "1caff282478e0578e08d32040b14298a27953d0f59b87ff87b754569d9041ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1caff282478e0578e08d32040b14298a27953d0f59b87ff87b754569d9041ec6", kill_on_drop: false }`
[INFO] [stdout] 1caff282478e0578e08d32040b14298a27953d0f59b87ff87b754569d9041ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65eb3363ad291432fe3ed2be81a906805e6f72cb415395637908b2ed8558d72f
[INFO] running `Command { std: "docker" "start" "-a" "65eb3363ad291432fe3ed2be81a906805e6f72cb415395637908b2ed8558d72f", 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 futures-core v0.3.25
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-util 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 regex-syntax v0.6.28
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[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 rstest_macros v0.16.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[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] [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] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.10
[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 uuid v1.3.3
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.4
[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 serde_json v1.0.94
[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 18.18s
[INFO] running `Command { std: "docker" "inspect" "65eb3363ad291432fe3ed2be81a906805e6f72cb415395637908b2ed8558d72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65eb3363ad291432fe3ed2be81a906805e6f72cb415395637908b2ed8558d72f", kill_on_drop: false }`
[INFO] [stdout] 65eb3363ad291432fe3ed2be81a906805e6f72cb415395637908b2ed8558d72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5d8250d0fd3354dfe766b83ece1837012e51517ede1c50a9413cca7ce10b90a
[INFO] running `Command { std: "docker" "start" "-a" "f5d8250d0fd3354dfe766b83ece1837012e51517ede1c50a9413cca7ce10b90a", 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 0.08s
[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_value_incrementer::binary_value_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::four_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::zero_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::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_complete_set ... ignored
[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::one_cell_group_zero_dependencies ... 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 incrementer::shifting_cell_group_dependency_incrementer::shifting_cell_group_dependency_incrementer_tests::multiple_squares_first_occurrence ... ok
[INFO] [stdout] test incrementer::shifter_incrementer::shifter_incrementer_tests::two_segment_permutation_shifters ... 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::right_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_top_right_and_bottom_right_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::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 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 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::hyper_graph_cliche_shifter::hyper_graph_cliche_shifter_tests::zero_hyper_graph_nodes ... 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::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_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_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::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_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::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_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 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_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_of_two_and_three_with_one_padding_with_one_open_space_bounding_length ... ok
[INFO] [stdout] test pixel_board::pixel_board_randomizer::pixel_board_randomizer_tests::top_wall_segments_one_alone ... 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::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::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 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::randomized_single_pixel_segment ... 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::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::permutations_randomly_two_segments_one_and_one_length_and_four_bounding_length_one_padding_swapping_permitted ... 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::top_left_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::bottom_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::right_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::left_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_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:     0x5572501e6866 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5572501e6866 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5572501e6866 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5572501e6866 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55725020ff80 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55725020ff80 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5572501e409f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x5572501e6644 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5572501e6644 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5572501e83b7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x5572501e809d - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5572501aba47 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5572501aba47 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5572501e89d6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5572501e89d6 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x5572501e86e9 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:651:13
[INFO] [stdout]   16:     0x5572501e6d66 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5572501e8474 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x5572500179a5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557250017a63 - core::panicking::panic::h239eacb54d7c53ba
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x5572500b99c3 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h2b77f4a70d2ad6fb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x5572501195f3 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::h855e72bc5d34abf3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x5572500ea34e - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::h90a6ab1ed4fdd1f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x5572500ea197 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_3::{{closure}}::h27c286f6d88c8092
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x557250077726 - core::ops::function::FnOnce::call_once::h9052b978e2e5a605
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5572501b163f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5572501b163f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   27:     0x5572501b0461 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   28:     0x5572501b0461 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5572501b0461 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   30:     0x5572501b0461 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   31:     0x5572501b0461 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x5572501b0461 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   33:     0x5572501b0461 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   34:     0x5572501778c6 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   35:     0x5572501778c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55725017c887 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55725017c887 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55725017c887 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   39:     0x55725017c887 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   40:     0x55725017c887 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55725017c887 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55725017c887 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5572501ece85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5572501ece85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x5572501ece85 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fac944eeac3 - <unknown>
[INFO] [stdout]   47:     0x7fac9457fbf4 - __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:     0x5572501e6866 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5572501e6866 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5572501e6866 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5572501e6866 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55725020ff80 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55725020ff80 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5572501e409f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x5572501e6644 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5572501e6644 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5572501e83b7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x5572501e809d - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5572501aba47 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5572501aba47 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5572501e89d6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5572501e89d6 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x5572501e86e9 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:651:13
[INFO] [stdout]   16:     0x5572501e6d66 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5572501e8474 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x5572500179a5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557250017a63 - core::panicking::panic::h239eacb54d7c53ba
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x5572500b99c3 - shiftnanigans::shifter::segment_permutation_shifter::SegmentPermutationShifter::new::h2b77f4a70d2ad6fb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:132:61
[INFO] [stdout]   21:     0x5572501195f3 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::h855e72bc5d34abf3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:747:47
[INFO] [stdout]   22:     0x5572500ea5e1 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::hc5480c72443e3f89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:5
[INFO] [stdout]   23:     0x5572500ea3a7 - shiftnanigans::shifter::segment_permutation_shifter::segment_permutation_shifter_tests::shift_forward_and_backward_for_multiple_segments::case_4::{{closure}}::h987a093f142e5685
[INFO] [stdout]                                at /opt/rustwide/workdir/src/shifter/segment_permutation_shifter.rs:738:14
[INFO] [stdout]   24:     0x557250077796 - core::ops::function::FnOnce::call_once::h92a07edee23f0dce
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5572501b163f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5572501b163f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   27:     0x5572501b0461 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   28:     0x5572501b0461 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5572501b0461 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   30:     0x5572501b0461 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   31:     0x5572501b0461 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x5572501b0461 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   33:     0x5572501b0461 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   34:     0x5572501778c6 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   35:     0x5572501778c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55725017c887 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55725017c887 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55725017c887 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   39:     0x55725017c887 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   40:     0x55725017c887 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55725017c887 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55725017c887 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5572501ece85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5572501ece85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x5572501ece85 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fac944eeac3 - <unknown>
[INFO] [stdout]   47:     0x7fac9457fbf4 - __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 65.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f5d8250d0fd3354dfe766b83ece1837012e51517ede1c50a9413cca7ce10b90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d8250d0fd3354dfe766b83ece1837012e51517ede1c50a9413cca7ce10b90a", kill_on_drop: false }`
[INFO] [stdout] f5d8250d0fd3354dfe766b83ece1837012e51517ede1c50a9413cca7ce10b90a
