[INFO] cloning repository https://github.com/k-h-m/ginger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-h-m/ginger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-h-m%2Fginger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-h-m%2Fginger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccee86979eb525022f44bdc8a70d232d9c3740b1
[INFO] checking k-h-m/ginger against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-h-m%2Fginger" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/k-h-m/ginger
[INFO] finished tweaking git repo https://github.com/k-h-m/ginger
[INFO] tweaked toml for git repo https://github.com/k-h-m/ginger written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/k-h-m/ginger on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/k-h-m/ginger 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/k-h-m/poppler-glib-rs`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.5.11
[INFO] [stderr]   Downloaded pkg-config v0.3.14
[INFO] [stderr]   Downloaded gobject-sys v0.6.0
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded glib-sys v0.6.0
[INFO] [stderr]   Downloaded glib v0.5.0
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9
[INFO] running `Command { std: "docker" "start" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[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/rustwide/workdir)
[INFO] [stdout] warning: methods `width` and `length` are never used
[INFO] [stdout]   --> src/similar.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl BBox {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn width(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn length(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `font_name` is never read
[INFO] [stdout]   --> src/similar.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct TT {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     font_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TT` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `width` and `length` are never used
[INFO] [stdout]   --> src/similar.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl BBox {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn width(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn length(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `font_name` is never read
[INFO] [stdout]   --> src/similar.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct TT {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     font_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TT` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_authors` is never used
[INFO] [stdout]  --> src/named.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn get_authors(s: &str) -> Vec<item::Author> {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_publisher` is never used
[INFO] [stdout]   --> src/named.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn get_publisher(_s: &str) -> (Option<String>,Option<u32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_item` is never used
[INFO] [stdout]   --> src/named.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn get_item(s: &str) -> Option<item::Item>{
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `named` is never used
[INFO] [stdout]   --> src/named.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn named(fname: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Author` is never constructed
[INFO] [stdout]  --> src/item.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Author {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlobalId` is never used
[INFO] [stdout]   --> src/item.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GlobalId {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]   --> src/item.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Item {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `width` and `dist` are never used
[INFO] [stdout]   --> src/dump_svg.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl BBox {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 60 |     fn width(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn dist(&self, other: &BBox) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `font_name`, and `font_size` are never read
[INFO] [stdout]   --> src/dump_svg.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct TT {
[INFO] [stdout]    |        -- fields in this struct
[INFO] [stdout] 77 |     text: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     b_box: BBox,
[INFO] [stdout] 79 |     font_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 80 |     font_size: f64
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TT` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_boxes` is never used
[INFO] [stdout]    --> src/dump_svg.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn merge_boxes<'a, I: Iterator<Item = &'a BBox>>(mut boxes: I) -> BBox {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct Node {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Poset` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 | struct Poset {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create_poset`, `extend_chain`, and `chain_iter` are never used
[INFO] [stdout]    --> src/dump_svg.rs:161:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | impl Poset {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 161 | fn create_poset(x: &[TT]) -> Poset {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | fn extend_chain(&self, chain: &mut Vec<usize>, from: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 | fn chain_iter<'a>(&'a self) -> ChainIterator<'a> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ChainIterator` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | struct ChainIterator<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_by_font` is never used
[INFO] [stdout]    --> src/dump_svg.rs:281:4
[INFO] [stdout]     |
[INFO] [stdout] 281 | fn split_by_font<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_by_distance` is never used
[INFO] [stdout]    --> src/dump_svg.rs:299:4
[INFO] [stdout]     |
[INFO] [stdout] 299 | fn split_by_distance<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_tt` is never used
[INFO] [stdout]    --> src/dump_svg.rs:320:4
[INFO] [stdout]     |
[INFO] [stdout] 320 | fn merge_tt(t: &[TT], c: &[usize]) -> TT {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_succ` is never used
[INFO] [stdout]    --> src/dump_svg.rs:354:4
[INFO] [stdout]     |
[INFO] [stdout] 354 | fn is_succ(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_pred` is never used
[INFO] [stdout]    --> src/dump_svg.rs:366:4
[INFO] [stdout]     |
[INFO] [stdout] 366 | fn is_pred(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/zuzu.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |             let mut chain = vec![i];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/zuzu.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |             let mut chain = vec![i];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_authors` is never used
[INFO] [stdout]  --> src/named.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn get_authors(s: &str) -> Vec<item::Author> {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_publisher` is never used
[INFO] [stdout]   --> src/named.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn get_publisher(_s: &str) -> (Option<String>,Option<u32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_item` is never used
[INFO] [stdout]   --> src/named.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn get_item(s: &str) -> Option<item::Item>{
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `named` is never used
[INFO] [stdout]   --> src/named.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn named(fname: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Author` is never constructed
[INFO] [stdout]  --> src/item.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Author {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlobalId` is never used
[INFO] [stdout]   --> src/item.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GlobalId {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]   --> src/item.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Item {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/zuzu.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl BBox {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn length(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max` is never read
[INFO] [stdout]    --> src/zuzu.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | struct Poset {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] 158 |     min: Vec<usize>,
[INFO] [stdout] 159 |     max: Vec<usize>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shrink_poset` is never used
[INFO] [stdout]    --> src/zuzu.rs:280:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl Poset {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 280 | fn shrink_poset(&self, x: &[TT]) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_fn` is never used
[INFO] [stdout]    --> src/zuzu.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 | fn chain_fn(c: &[usize], x: &[TT], _dt: &mut[usize]) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_iterator` is never used
[INFO] [stdout]    --> src/zuzu.rs:424:4
[INFO] [stdout]     |
[INFO] [stdout] 424 | fn check_iterator(x: &[TT]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zuzu` is never used
[INFO] [stdout]    --> src/zuzu.rs:502:4
[INFO] [stdout]     |
[INFO] [stdout] 502 | fn zuzu(x: &[TT]) -> bool {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/zuzu.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl BBox {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn length(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max` is never read
[INFO] [stdout]    --> src/zuzu.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | struct Poset {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] 158 |     min: Vec<usize>,
[INFO] [stdout] 159 |     max: Vec<usize>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shrink_poset` is never used
[INFO] [stdout]    --> src/zuzu.rs:280:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl Poset {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 280 | fn shrink_poset(&self, x: &[TT]) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_fn` is never used
[INFO] [stdout]    --> src/zuzu.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 | fn chain_fn(c: &[usize], x: &[TT], _dt: &mut[usize]) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_iterator` is never used
[INFO] [stdout]    --> src/zuzu.rs:424:4
[INFO] [stdout]     |
[INFO] [stdout] 424 | fn check_iterator(x: &[TT]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zuzu` is never used
[INFO] [stdout]    --> src/zuzu.rs:502:4
[INFO] [stdout]     |
[INFO] [stdout] 502 | fn zuzu(x: &[TT]) -> bool {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/ginger.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn run(filename: &str) -> Result<(), glib::error::Error> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Author` is never constructed
[INFO] [stdout]  --> src/item.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Author {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlobalId` is never used
[INFO] [stdout]   --> src/item.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GlobalId {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]   --> src/item.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Item {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ITEM_TYPES` is never used
[INFO] [stdout]   --> src/item.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | static ITEM_TYPES: [(ItemType,&str); 4] = [(ItemType::Unknown, "unknown: "), (ItemType::Named, "named: "),
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_type` is never used
[INFO] [stdout]   --> src/item.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn item_type(s: &str) -> Option<(&ItemType,&str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/ginger.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn run(filename: &str) -> Result<(), glib::error::Error> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Author` is never constructed
[INFO] [stdout]  --> src/item.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Author {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlobalId` is never used
[INFO] [stdout]   --> src/item.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GlobalId {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]   --> src/item.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Item {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ITEM_TYPES` is never used
[INFO] [stdout]   --> src/item.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | static ITEM_TYPES: [(ItemType,&str); 4] = [(ItemType::Unknown, "unknown: "), (ItemType::Named, "named: "),
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_type` is never used
[INFO] [stdout]   --> src/item.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn item_type(s: &str) -> Option<(&ItemType,&str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `width` and `dist` are never used
[INFO] [stdout]   --> src/dump_svg.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl BBox {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 60 |     fn width(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn dist(&self, other: &BBox) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `font_name`, and `font_size` are never read
[INFO] [stdout]   --> src/dump_svg.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct TT {
[INFO] [stdout]    |        -- fields in this struct
[INFO] [stdout] 77 |     text: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     b_box: BBox,
[INFO] [stdout] 79 |     font_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 80 |     font_size: f64
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TT` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_boxes` is never used
[INFO] [stdout]    --> src/dump_svg.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn merge_boxes<'a, I: Iterator<Item = &'a BBox>>(mut boxes: I) -> BBox {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct Node {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Poset` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 | struct Poset {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create_poset`, `extend_chain`, and `chain_iter` are never used
[INFO] [stdout]    --> src/dump_svg.rs:161:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | impl Poset {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 161 | fn create_poset(x: &[TT]) -> Poset {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | fn extend_chain(&self, chain: &mut Vec<usize>, from: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 | fn chain_iter<'a>(&'a self) -> ChainIterator<'a> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ChainIterator` is never constructed
[INFO] [stdout]    --> src/dump_svg.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | struct ChainIterator<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_by_font` is never used
[INFO] [stdout]    --> src/dump_svg.rs:281:4
[INFO] [stdout]     |
[INFO] [stdout] 281 | fn split_by_font<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_by_distance` is never used
[INFO] [stdout]    --> src/dump_svg.rs:299:4
[INFO] [stdout]     |
[INFO] [stdout] 299 | fn split_by_distance<'a>(x: &[TT], c: &'a[usize]) -> Vec<&'a[usize]> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_tt` is never used
[INFO] [stdout]    --> src/dump_svg.rs:320:4
[INFO] [stdout]     |
[INFO] [stdout] 320 | fn merge_tt(t: &[TT], c: &[usize]) -> TT {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_succ` is never used
[INFO] [stdout]    --> src/dump_svg.rs:354:4
[INFO] [stdout]     |
[INFO] [stdout] 354 | fn is_succ(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_pred` is never used
[INFO] [stdout]    --> src/dump_svg.rs:366:4
[INFO] [stdout]     |
[INFO] [stdout] 366 | fn is_pred(t: &[TT], x1: &TT, x2: &TT) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9", kill_on_drop: false }`
[INFO] [stdout] 40d264f11d888d42c2693ee9e16ea7b088e45d5f533d4ef321aa0709205ea6e9
