[INFO] updating cached repository k-h-m/ginger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/k-h-m/ginger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/k-h-m/ginger" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/k-h-m/ginger"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/k-h-m/ginger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/k-h-m/ginger" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/k-h-m/ginger"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/k-h-m/ginger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ccee86979eb525022f44bdc8a70d232d9c3740b1
[INFO] sha for GitHub repo k-h-m/ginger: ccee86979eb525022f44bdc8a70d232d9c3740b1
[INFO] validating manifest of k-h-m/ginger on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of k-h-m/ginger on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing k-h-m/ginger
[INFO] finished frobbing k-h-m/ginger
[INFO] frobbed toml for k-h-m/ginger written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/k-h-m/ginger/Cargo.toml
[INFO] started frobbing k-h-m/ginger
[INFO] finished frobbing k-h-m/ginger
[INFO] frobbed toml for k-h-m/ginger written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/k-h-m/ginger/Cargo.toml
[INFO] crate k-h-m/ginger already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking k-h-m/ginger against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/k-h-m/ginger:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8082ebb2c294cf6ef121c4ee48c4afdae298648a77354635129c51af50284ba2
[INFO] running `"docker" "start" "-a" "8082ebb2c294cf6ef121c4ee48c4afdae298648a77354635129c51af50284ba2"`
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]     Checking glib v0.5.0
[INFO] [stderr]     Checking poppler v0.1.0 (https://github.com/k-h-m/poppler-glib-rs#cd863c2a)
[INFO] [stderr]     Checking ginger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `width`
[INFO] [stderr]   --> src/similar.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn width(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `length`
[INFO] [stderr]   --> src/similar.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn length(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Author`
[INFO] [stderr]  --> src/item.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Author {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `GlobalId`
[INFO] [stderr]   --> src/item.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum GlobalId {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]   --> src/item.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Item {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_authors`
[INFO] [stderr]  --> src/named.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_authors(s: &str) -> Vec<item::Author> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_publisher`
[INFO] [stderr]   --> src/named.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn get_publisher(_s: &str) -> (Option<String>,Option<u32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_item`
[INFO] [stderr]   --> src/named.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn get_item(s: &str) -> Option<item::Item>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `named`
[INFO] [stderr]   --> src/named.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn named(fname: &str) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Author`
[INFO] [stderr]  --> src/item.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Author {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `GlobalId`
[INFO] [stderr]   --> src/item.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum GlobalId {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]   --> src/item.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Item {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_authors`
[INFO] [stderr]  --> src/named.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_authors(s: &str) -> Vec<item::Author> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_publisher`
[INFO] [stderr]   --> src/named.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn get_publisher(_s: &str) -> (Option<String>,Option<u32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_item`
[INFO] [stderr]   --> src/named.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn get_item(s: &str) -> Option<item::Item>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `named`
[INFO] [stderr]   --> src/named.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn named(fname: &str) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Author`
[INFO] [stderr]  --> src/item.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Author {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `GlobalId`
[INFO] [stderr]   --> src/item.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum GlobalId {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]   --> src/item.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Item {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ITEM_TYPES`
[INFO] [stderr]   --> src/item.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / static ITEM_TYPES: [(ItemType,&str); 4] = [(ItemType::Unknown, "unknown: "), (ItemType::Named, "named: "),
[INFO] [stderr] 36 | |                             (ItemType::Arxiv, "arxiv: "), (ItemType::Springer, "springer: ")];
[INFO] [stderr]    | |______________________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `item_type`
[INFO] [stderr]   --> src/item.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn item_type(s: &str) -> Option<(&ItemType,&str)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/ginger.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn run(filename: &str) -> Result<(), glib::error::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `width`
[INFO] [stderr]   --> src/dump_svg.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn width(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dist`
[INFO] [stderr]   --> src/dump_svg.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dist(&self, other: &BBox) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_boxes`
[INFO] [stderr]    --> src/dump_svg.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn merge_boxes<'a, I: Iterator<Item = &'a BBox>>(mut boxes: I) -> BBox {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]    --> src/dump_svg.rs:150:1
[INFO] [stderr]     |
[INFO] [stderr] 150 | struct Node {
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `min`
[INFO] [stderr]    --> src/dump_svg.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     min: Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `create_poset`
[INFO] [stderr]    --> src/dump_svg.rs:161:1
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn create_poset(x: &[TT]) -> Poset {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chain_iter`
[INFO] [stderr]    --> src/dump_svg.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn chain_iter<'a>(&'a self) -> ChainIterator<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChainIterator`
[INFO] [stderr]    --> src/dump_svg.rs:204:1
[INFO] [stderr]     |
[INFO] [stderr] 204 | struct ChainIterator<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_font`
[INFO] [stderr]    --> src/dump_svg.rs:281:1
[INFO] [stderr]     |
[INFO] [stderr] 281 | fn split_by_font<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_distance`
[INFO] [stderr]    --> src/dump_svg.rs:299:1
[INFO] [stderr]     |
[INFO] [stderr] 299 | fn split_by_distance<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_tt`
[INFO] [stderr]    --> src/dump_svg.rs:320:1
[INFO] [stderr]     |
[INFO] [stderr] 320 | fn merge_tt(t: &[TT], c: &[usize]) -> TT {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_succ`
[INFO] [stderr]    --> src/dump_svg.rs:354:1
[INFO] [stderr]     |
[INFO] [stderr] 354 | fn is_succ(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_pred`
[INFO] [stderr]    --> src/dump_svg.rs:366:1
[INFO] [stderr]     |
[INFO] [stderr] 366 | fn is_pred(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/zuzu.rs:287:17
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let mut chain = vec![i];
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/zuzu.rs:287:17
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let mut chain = vec![i];
[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: method is never used: `length`
[INFO] [stderr]   --> src/zuzu.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn length(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max`
[INFO] [stderr]    --> src/zuzu.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     max: Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shrink_poset`
[INFO] [stderr]    --> src/zuzu.rs:280:1
[INFO] [stderr]     |
[INFO] [stderr] 280 | fn shrink_poset(&self, x: &[TT]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `chain_fn`
[INFO] [stderr]    --> src/zuzu.rs:340:1
[INFO] [stderr]     |
[INFO] [stderr] 340 | fn chain_fn(c: &[usize], x: &[TT], _dt: &mut[usize]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_iterator`
[INFO] [stderr]    --> src/zuzu.rs:424:1
[INFO] [stderr]     |
[INFO] [stderr] 424 | fn check_iterator(x: &[TT]) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `zuzu`
[INFO] [stderr]    --> src/zuzu.rs:502:1
[INFO] [stderr]     |
[INFO] [stderr] 502 | fn zuzu(x: &[TT]) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `length`
[INFO] [stderr]   --> src/zuzu.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn length(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max`
[INFO] [stderr]    --> src/zuzu.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     max: Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shrink_poset`
[INFO] [stderr]    --> src/zuzu.rs:280:1
[INFO] [stderr]     |
[INFO] [stderr] 280 | fn shrink_poset(&self, x: &[TT]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `chain_fn`
[INFO] [stderr]    --> src/zuzu.rs:340:1
[INFO] [stderr]     |
[INFO] [stderr] 340 | fn chain_fn(c: &[usize], x: &[TT], _dt: &mut[usize]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_iterator`
[INFO] [stderr]    --> src/zuzu.rs:424:1
[INFO] [stderr]     |
[INFO] [stderr] 424 | fn check_iterator(x: &[TT]) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `zuzu`
[INFO] [stderr]    --> src/zuzu.rs:502:1
[INFO] [stderr]     |
[INFO] [stderr] 502 | fn zuzu(x: &[TT]) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `width`
[INFO] [stderr]   --> src/dump_svg.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn width(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dist`
[INFO] [stderr]   --> src/dump_svg.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dist(&self, other: &BBox) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_boxes`
[INFO] [stderr]    --> src/dump_svg.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn merge_boxes<'a, I: Iterator<Item = &'a BBox>>(mut boxes: I) -> BBox {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]    --> src/dump_svg.rs:150:1
[INFO] [stderr]     |
[INFO] [stderr] 150 | struct Node {
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `min`
[INFO] [stderr]    --> src/dump_svg.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     min: Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `create_poset`
[INFO] [stderr]    --> src/dump_svg.rs:161:1
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn create_poset(x: &[TT]) -> Poset {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chain_iter`
[INFO] [stderr]    --> src/dump_svg.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn chain_iter<'a>(&'a self) -> ChainIterator<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ChainIterator`
[INFO] [stderr]    --> src/dump_svg.rs:204:1
[INFO] [stderr]     |
[INFO] [stderr] 204 | struct ChainIterator<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_font`
[INFO] [stderr]    --> src/dump_svg.rs:281:1
[INFO] [stderr]     |
[INFO] [stderr] 281 | fn split_by_font<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_distance`
[INFO] [stderr]    --> src/dump_svg.rs:299:1
[INFO] [stderr]     |
[INFO] [stderr] 299 | fn split_by_distance<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_tt`
[INFO] [stderr]    --> src/dump_svg.rs:320:1
[INFO] [stderr]     |
[INFO] [stderr] 320 | fn merge_tt(t: &[TT], c: &[usize]) -> TT {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_succ`
[INFO] [stderr]    --> src/dump_svg.rs:354:1
[INFO] [stderr]     |
[INFO] [stderr] 354 | fn is_succ(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_pred`
[INFO] [stderr]    --> src/dump_svg.rs:366:1
[INFO] [stderr]     |
[INFO] [stderr] 366 | fn is_pred(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `width`
[INFO] [stderr]   --> src/similar.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn width(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `length`
[INFO] [stderr]   --> src/similar.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn length(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Author`
[INFO] [stderr]  --> src/item.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Author {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `GlobalId`
[INFO] [stderr]   --> src/item.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum GlobalId {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Item`
[INFO] [stderr]   --> src/item.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Item {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ITEM_TYPES`
[INFO] [stderr]   --> src/item.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / static ITEM_TYPES: [(ItemType,&str); 4] = [(ItemType::Unknown, "unknown: "), (ItemType::Named, "named: "),
[INFO] [stderr] 36 | |                             (ItemType::Arxiv, "arxiv: "), (ItemType::Springer, "springer: ")];
[INFO] [stderr]    | |______________________________________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `item_type`
[INFO] [stderr]   --> src/item.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn item_type(s: &str) -> Option<(&ItemType,&str)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/ginger.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn run(filename: &str) -> Result<(), glib::error::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.05s
[INFO] running `"docker" "inspect" "8082ebb2c294cf6ef121c4ee48c4afdae298648a77354635129c51af50284ba2"`
[INFO] running `"docker" "rm" "-f" "8082ebb2c294cf6ef121c4ee48c4afdae298648a77354635129c51af50284ba2"`
[INFO] [stdout] 8082ebb2c294cf6ef121c4ee48c4afdae298648a77354635129c51af50284ba2