[INFO] cloning repository https://github.com/AlphaSheep/FTO-Random-State
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlphaSheep/FTO-Random-State" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaSheep%2FFTO-Random-State", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaSheep%2FFTO-Random-State'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73220e675faa93ee9345f29c16a462fbef709d59
[INFO] building AlphaSheep/FTO-Random-State against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaSheep%2FFTO-Random-State" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlphaSheep/FTO-Random-State on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlphaSheep/FTO-Random-State
[INFO] finished tweaking git repo https://github.com/AlphaSheep/FTO-Random-State
[INFO] tweaked toml for git repo https://github.com/AlphaSheep/FTO-Random-State written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AlphaSheep/FTO-Random-State 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ada65c26b3abbba047a390a4a835963de6fafec3079073eab964450f744e0c7
[INFO] running `Command { std: "docker" "start" "-a" "8ada65c26b3abbba047a390a4a835963de6fafec3079073eab964450f744e0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ada65c26b3abbba047a390a4a835963de6fafec3079073eab964450f744e0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ada65c26b3abbba047a390a4a835963de6fafec3079073eab964450f744e0c7", kill_on_drop: false }`
[INFO] [stdout] 8ada65c26b3abbba047a390a4a835963de6fafec3079073eab964450f744e0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c58b69eba887cb60de00fb93dd6e8dad278d2c28e4738c8da406ca30226859
[INFO] running `Command { std: "docker" "start" "-a" "f4c58b69eba887cb60de00fb93dd6e8dad278d2c28e4738c8da406ca30226859", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fto-scramble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RawState`
[INFO] [stdout]   --> src/main.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::state::{CoordState, RawState};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/pruningtables.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for i in 0..coord_type.get_size() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SVG_TEMPLATE_FILE` is never used
[INFO] [stdout]   --> src/drawstate.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SVG_TEMPLATE_FILE: &str = "./assets/fto.svg";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOURS` is never used
[INFO] [stdout]   --> src/drawstate.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const COLOURS: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `U` is never used
[INFO] [stdout]   --> src/drawstate.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const U: u8 = 0;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `F` is never used
[INFO] [stdout]   --> src/drawstate.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const F: u8 = 1;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BL` is never used
[INFO] [stdout]   --> src/drawstate.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | const BL: u8 = 2;
[INFO] [stdout]    |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BR` is never used
[INFO] [stdout]   --> src/drawstate.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | const BR: u8 = 3;
[INFO] [stdout]    |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `D` is never used
[INFO] [stdout]   --> src/drawstate.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const D: u8 = 4;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `B` is never used
[INFO] [stdout]   --> src/drawstate.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const B: u8 = 5;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `L` is never used
[INFO] [stdout]   --> src/drawstate.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const L: u8 = 6;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `R` is never used
[INFO] [stdout]   --> src/drawstate.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const R: u8 = 7;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CORNER_NAMES_UP_GOOD` is never used
[INFO] [stdout]   --> src/drawstate.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 | const CORNER_NAMES_UP_GOOD: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CORNER_NAMES_UP_FLIPPED` is never used
[INFO] [stdout]   --> src/drawstate.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | const CORNER_NAMES_UP_FLIPPED: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CORNER_NAMES_DOWN_GOOD` is never used
[INFO] [stdout]   --> src/drawstate.rs:51:7
[INFO] [stdout]    |
[INFO] [stdout] 51 | const CORNER_NAMES_DOWN_GOOD: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CORNER_NAMES_DOWN_FLIPPED` is never used
[INFO] [stdout]   --> src/drawstate.rs:59:7
[INFO] [stdout]    |
[INFO] [stdout] 59 | const CORNER_NAMES_DOWN_FLIPPED: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EDGE_UP_NAMES` is never used
[INFO] [stdout]   --> src/drawstate.rs:67:7
[INFO] [stdout]    |
[INFO] [stdout] 67 | const EDGE_UP_NAMES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EDGE_DOWN_NAMES` is never used
[INFO] [stdout]   --> src/drawstate.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 | const EDGE_DOWN_NAMES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UP_CENTRE_NAMES` is never used
[INFO] [stdout]   --> src/drawstate.rs:95:7
[INFO] [stdout]    |
[INFO] [stdout] 95 | const UP_CENTRE_NAMES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DOWN_CENTRE_NAMES` is never used
[INFO] [stdout]    --> src/drawstate.rs:109:7
[INFO] [stdout]     |
[INFO] [stdout] 109 | const DOWN_CENTRE_NAMES: &[&str] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STYLE_PLACEHOLDER` is never used
[INFO] [stdout]    --> src/drawstate.rs:124:7
[INFO] [stdout]     |
[INFO] [stdout] 124 | const STYLE_PLACEHOLDER: &str = "<!--*style placeholder-->";
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StickerState` is never constructed
[INFO] [stdout]    --> src/drawstate.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 | struct StickerState {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `get_initial` and `create_from_raw_state` are never used
[INFO] [stdout]    --> src/drawstate.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | impl StickerState {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 139 |     pub fn get_initial() -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn create_from_raw_state(state: &RawState) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_svg_for_state` is never used
[INFO] [stdout]    --> src/drawstate.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn get_svg_for_state(state: &RawState) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_sticker_orientation` is never used
[INFO] [stdout]    --> src/drawstate.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn apply_sticker_orientation(good_stickers: &mut [u8], flipped_stickers: &mut [u8], effect: &u8) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_svg_template` is never used
[INFO] [stdout]    --> src/drawstate.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn get_svg_template() -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_style_section` is never used
[INFO] [stdout]    --> src/drawstate.rs:194:4
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn get_style_section(state: &RawState) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sticker_styles` is never used
[INFO] [stdout]    --> src/drawstate.rs:204:4
[INFO] [stdout]     |
[INFO] [stdout] 204 | fn get_sticker_styles<'a>(stickers: &'a StickerState) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_style_for_sticker_set` is never used
[INFO] [stdout]    --> src/drawstate.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn get_style_for_sticker_set<'a>(set: &'a [u8], names: &[&str]) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_style_for_sticker` is never used
[INFO] [stdout]    --> src/drawstate.rs:233:4
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn get_style_for_sticker(name: &str, fill: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_svg` is never used
[INFO] [stdout]    --> src/drawstate.rs:237:8
[INFO] [stdout]     |
[INFO] [stdout] 237 | pub fn write_svg(filename: &str, svg_data: &str) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_up_faces`, `get_down_faces`, and `get_raw_turn` are never used
[INFO] [stdout]    --> src/movedefs.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl Face {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 155 |     pub fn get_up_faces() -> [Self; 4] {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn get_down_faces() -> [Self; 4] {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn get_raw_turn(self) -> &'static RawTurn {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `get_for_faces`, `get_all`, `get_for_up_faces`, and `get_for_down_faces` are never used
[INFO] [stdout]    --> src/movedefs.rs:253:8
[INFO] [stdout]     |
[INFO] [stdout] 239 | impl RawTurn {
[INFO] [stdout]     | ------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 253 |     fn get_for_faces(faces: &[Face]) -> Vec<&'static Self> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     pub fn get_all() -> Vec<&'static Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 |     pub fn get_for_up_faces() -> Vec<&'static Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 269 |     pub fn get_for_down_faces() -> Vec<&'static Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `get_up_turns` and `get_down_turns` are never used
[INFO] [stdout]    --> src/movedefs.rs:315:12
[INFO] [stdout]     |
[INFO] [stdout] 294 | impl Turn {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 315 |     pub fn get_up_turns() -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 319 |     pub fn get_down_turns() -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_CORNER_ORIENTATIONS` is never used
[INFO] [stdout]  --> src/coordinates.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const NUM_CORNER_ORIENTATIONS: usize = 32;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_EDGE_PERMS` is never used
[INFO] [stdout]   --> src/coordinates.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const NUM_EDGE_PERMS: usize = 239_500_800;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/state.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl RawState {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 122 |     pub fn new(corners: &[u8], corner_orientation: u8, edges: &[u8], up_centres: &[u8], down_centres: &[u8]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn solved() -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn apply_sequence(&mut self, sequence: &[&Turn]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn apply(&mut self, turn: &Turn) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     pub fn to_coords(&self) -> CoordState {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn get_corner_coord(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn get_edge_within_face(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     fn get_edge_across_face(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn get_up_centres(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     fn get_down_centres(&self) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/state.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl CoordState {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn get_random() -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn to_raw(&self) -> RawState {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     fn get_corner_permutation(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     fn get_corner_orientation(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 272 |     fn get_edges(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     fn get_up_centres(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     fn get_down_centres(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_orientation` is never used
[INFO] [stdout]    --> src/state.rs:305:8
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub fn apply_orientation(state: &mut u8, perm_effect: &[u8], orient_effect: &u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_num_to_bool_array` is never used
[INFO] [stdout]    --> src/state.rs:324:8
[INFO] [stdout]     |
[INFO] [stdout] 324 | pub fn flip_num_to_bool_array(state: &u8) -> [bool; 6] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_bool_array_to_num` is never used
[INFO] [stdout]    --> src/state.rs:334:4
[INFO] [stdout]     |
[INFO] [stdout] 334 | fn flip_bool_array_to_num(state: &[bool]) -> u8 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SubTables` is never used
[INFO] [stdout]   --> src/movetables.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait SubTables {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompoundPruningTable` is never constructed
[INFO] [stdout]   --> src/pruningtables.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CompoundPruningTable {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `empty_vec` should have an upper case name
[INFO] [stdout]    --> src/movetables.rs:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |         const empty_vec: Vec<u32> = Vec::new();
[INFO] [stdout]     |               ^^^^^^^^^ help: convert the identifier to upper case: `EMPTY_VEC`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "f4c58b69eba887cb60de00fb93dd6e8dad278d2c28e4738c8da406ca30226859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c58b69eba887cb60de00fb93dd6e8dad278d2c28e4738c8da406ca30226859", kill_on_drop: false }`
[INFO] [stdout] f4c58b69eba887cb60de00fb93dd6e8dad278d2c28e4738c8da406ca30226859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9262378c23410227514424cea0446629f715821e4503c61a021ebf8f3d5fd3af
[INFO] running `Command { std: "docker" "start" "-a" "9262378c23410227514424cea0446629f715821e4503c61a021ebf8f3d5fd3af", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9262378c23410227514424cea0446629f715821e4503c61a021ebf8f3d5fd3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9262378c23410227514424cea0446629f715821e4503c61a021ebf8f3d5fd3af", kill_on_drop: false }`
[INFO] [stdout] 9262378c23410227514424cea0446629f715821e4503c61a021ebf8f3d5fd3af
