[INFO] updating cached repository u59u75u65/hkgbox-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/u59u75u65/hkgbox-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/u59u75u65/hkgbox-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/u59u75u65/hkgbox-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/u59u75u65/hkgbox-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/u59u75u65/hkgbox-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 790ff2938a0e26f0cbd351a1b339655b96901a65 [INFO] sha for GitHub repo u59u75u65/hkgbox-rs: 790ff2938a0e26f0cbd351a1b339655b96901a65 [INFO] validating manifest of u59u75u65/hkgbox-rs on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of u59u75u65/hkgbox-rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing u59u75u65/hkgbox-rs [INFO] finished frobbing u59u75u65/hkgbox-rs [INFO] frobbed toml for u59u75u65/hkgbox-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/u59u75u65/hkgbox-rs/Cargo.toml [INFO] started frobbing u59u75u65/hkgbox-rs [INFO] finished frobbing u59u75u65/hkgbox-rs [INFO] frobbed toml for u59u75u65/hkgbox-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs/Cargo.toml [INFO] crate u59u75u65/hkgbox-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing u59u75u65/hkgbox-rs against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 9e43bb944d8de6edb01b99fa319df142176142bdd8db99a2a70cf8ece2bf1db2 [INFO] running `"docker" "start" "-a" "9e43bb944d8de6edb01b99fa319df142176142bdd8db99a2a70cf8ece2bf1db2"` [INFO] [stderr] warning: dependency (hyper-native-tls) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.hyper-native-tls.github [INFO] [stderr] Compiling siphasher v0.2.1 [INFO] [stderr] Compiling openssl v0.9.9 [INFO] [stderr] Compiling quick-error v1.1.0 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling rc v0.1.1 [INFO] [stderr] Compiling crossbeam v0.2.10 [INFO] [stderr] Compiling cancellation v0.1.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling termion v1.2.0 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling openssl-sys v0.9.9 [INFO] [stderr] Compiling num-integer v0.1.33 [INFO] [stderr] Compiling syn v0.9.2 [INFO] [stderr] Compiling utf-8 v0.6.0 [INFO] [stderr] Compiling serde_json v0.9.9 [INFO] [stderr] Compiling humantime v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling ordered-float v0.4.0 [INFO] [stderr] Compiling syn v0.11.9 [INFO] [stderr] Compiling idna v0.1.0 (https://github.com/servo/rust-url#7b87128f) [INFO] [stderr] Compiling miniz-sys v0.1.9 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling serde_yaml v0.6.2 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling serde-value v0.4.0 [INFO] [stderr] Compiling num v0.1.37 [INFO] [stderr] Compiling tendril v0.2.3 [INFO] [stderr] Compiling string_cache_codegen v0.3.1 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling url v1.4.0 (https://github.com/servo/rust-url#7b87128f) [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling serde_codegen_internals v0.14.1 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/rust-url-3ddac0958e207dae/7b87128/src/form_urlencoded.rs:248:40 [INFO] [stderr] | [INFO] [stderr] 246 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 247 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 248 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling flate2 v0.2.17 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling string_cache v0.3.0 [INFO] [stderr] Compiling html5ever-atoms v0.1.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling serde_derive v0.9.11 [INFO] [stderr] Compiling html5ever v0.9.0 [INFO] [stderr] Compiling cssparser v0.7.4 [INFO] [stderr] Compiling native-tls v0.1.1 [INFO] [stderr] Compiling hyper-native-tls v0.2.2 [INFO] [stderr] Compiling log4rs v0.6.2 [INFO] [stderr] Compiling selectors v0.14.0 [INFO] [stderr] Compiling kuchiki v0.4.1 [INFO] [stderr] Compiling hkg v1.0.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/resources/image_resource.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `CancellationTokenSource`, `CancellationToken`, `OperationCanceled` [INFO] [stderr] --> src/resources/image_resource.rs:16:20 [INFO] [stderr] | [INFO] [stderr] 16 | use cancellation::{CancellationToken, CancellationTokenSource, OperationCanceled}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender` [INFO] [stderr] --> src/resources/image_resource.rs:18:23 [INFO] [stderr] | [INFO] [stderr] 18 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/resources/image_resource.rs:20:17 [INFO] [stderr] | [INFO] [stderr] 20 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `AtomicBool`, `Ordering` [INFO] [stderr] --> src/resources/image_resource.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | use std::sync::atomic::{AtomicBool, Ordering}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `caches::file_cache::*` [INFO] [stderr] --> src/resources/image_resource.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use caches::file_cache::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crossbeam::*` [INFO] [stderr] --> src/resources/image_resource.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use crossbeam::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::park_timeout` [INFO] [stderr] --> src/resources/image_resource.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use std::thread::park_timeout; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/resources/image_resource.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | use std::time::{Instant, Duration}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::RwLock` [INFO] [stderr] --> src/resources/image_resource.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::sync::RwLock; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Cursor` [INFO] [stderr] --> src/builders/index.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Cursor; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::NodeData` [INFO] [stderr] --> src/builders/index.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use kuchiki::NodeData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::NodeDataRef` [INFO] [stderr] --> src/builders/show.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use kuchiki::NodeDataRef; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::ElementData` [INFO] [stderr] --> src/builders/show.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use kuchiki::ElementData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/resources/index_resource.rs:23:25 [INFO] [stderr] | [INFO] [stderr] 23 | fn fetch(&mut self, item: &ChannelItem) -> ChannelItem { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_req` [INFO] [stderr] --> src/resources/image_resource.rs:72:46 [INFO] [stderr] | [INFO] [stderr] 72 | let (tx_req, rx_req) = channel::, String)>>(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_rx_req` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_req2` [INFO] [stderr] --> src/resources/image_resource.rs:73:37 [INFO] [stderr] | [INFO] [stderr] 73 | let tx_req2 = tx_req.clone(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_tx_req2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `url4` [INFO] [stderr] --> src/resources/image_resource.rs:76:37 [INFO] [stderr] | [INFO] [stderr] 76 | let url4 = url2.clone(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_url4` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/resources/default_resource.rs:14:25 [INFO] [stderr] | [INFO] [stderr] 14 | fn fetch(&mut self, item: &ChannelItem) -> ChannelItem { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/resources/web_resource.rs:46:24 [INFO] [stderr] | [INFO] [stderr] 46 | Ok(size) => Ok(s), [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state_manager` [INFO] [stderr] --> src/responser.rs:132:32 [INFO] [stderr] | [INFO] [stderr] 132 | fn image_request(url: &String, state_manager: &mut StateManager, tx_req: &Sender) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_state_manager` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `extra` [INFO] [stderr] --> src/responser.rs:102:52 [INFO] [stderr] | [INFO] [stderr] 102 | ChannelItemType::Image(extra) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_extra` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/builders/index.rs:90:31 [INFO] [stderr] | [INFO] [stderr] 90 | Some((i, text)) => Some(text), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/builders/index.rs:98:31 [INFO] [stderr] | [INFO] [stderr] 98 | Some((i, text)) => Some(text), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/index.rs:48:30 [INFO] [stderr] | [INFO] [stderr] 48 | fn list_topic_items_handler((index, tr): (usize, ::kuchiki::NodeDataRef<::kuchiki::ElementData>)) -> Result { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `serialize_result` [INFO] [stderr] --> src/builders/show.rs:288:9 [INFO] [stderr] | [INFO] [stderr] 288 | let serialize_result = content_elm.as_node().serialize(&mut buff); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_serialize_result` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `vec` is never read [INFO] [stderr] --> src/builders/show.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | let mut vec: Vec = Vec::new(); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/show.rs:262:25 [INFO] [stderr] | [INFO] [stderr] 262 | fn reply_items_handler((index,tr): (usize, &::kuchiki::NodeDataRef<::kuchiki::ElementData>)) -> Result { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/show.rs:328:10 [INFO] [stderr] | [INFO] [stderr] 328 | for (index, child) in elm.children().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/builders/show.rs:232:17 [INFO] [stderr] | [INFO] [stderr] 232 | Err(e) => Err("fail to build title and reply_count, reason: 'repliers_tr' not found") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `url` [INFO] [stderr] --> src/builders/show.rs:164:65 [INFO] [stderr] | [INFO] [stderr] 164 | fn parse_title_and_reply_count (&self, document: &NodeRef, url: &str) -> Result<(String, String), &'static str> { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_url` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/screen/show.rs:361:13 [INFO] [stderr] | [INFO] [stderr] 361 | Err(e) => now, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:379:64 [INFO] [stderr] | [INFO] [stderr] 379 | NodeType::Br(n) => j == 1 || j == 2 || j == 3, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/screen/show.rs:397:14 [INFO] [stderr] | [INFO] [stderr] 397 | for (j, node) in vec2_cloned.enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:401:30 [INFO] [stderr] | [INFO] [stderr] 401 | NodeType::Br(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_width` [INFO] [stderr] --> src/screen/show.rs:415:32 [INFO] [stderr] | [INFO] [stderr] 415 | fn make_separator_replier_name(separator_width: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding` [INFO] [stderr] --> src/screen/show.rs:416:32 [INFO] [stderr] | [INFO] [stderr] 416 | separator_padding: &str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_width` [INFO] [stderr] --> src/screen/show.rs:443:24 [INFO] [stderr] | [INFO] [stderr] 443 | fn make_separator_time(separator_width: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding` [INFO] [stderr] --> src/screen/show.rs:444:24 [INFO] [stderr] | [INFO] [stderr] 444 | separator_padding: &str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/screen/show.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let width = self.body_width(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/screen/show.rs:103:14 [INFO] [stderr] | [INFO] [stderr] 103 | for (i, reply) in item.replies.iter().take(rows).enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/screen/show.rs:142:14 [INFO] [stderr] | [INFO] [stderr] 142 | for (j, node) in vec_clean.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/screen/show.rs:162:45 [INFO] [stderr] | [INFO] [stderr] 162 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:194:30 [INFO] [stderr] | [INFO] [stderr] 194 | NodeType::Br(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `text_y_offset` is never read [INFO] [stderr] --> src/screen/show.rs:228:21 [INFO] [stderr] | [INFO] [stderr] 228 | text_y_offset = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `img_offset` is never read [INFO] [stderr] --> src/screen/show.rs:233:21 [INFO] [stderr] | [INFO] [stderr] 233 | img_offset = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding_width` [INFO] [stderr] --> src/screen/show.rs:263:31 [INFO] [stderr] | [INFO] [stderr] 263 | let (separator_width, separator_padding_width, separator_padding) = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding_width` [INFO] [stderr] --> src/screen/show.rs:274:31 [INFO] [stderr] | [INFO] [stderr] 274 | let (separator_width, separator_padding_width, separator_padding) = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding_width` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/builders/index.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | let mut map_enumerator = map.iter().enumerate(); [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/builders/index.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut links_option = item.as_node().select("a"); [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/builders/show.rs:187:29 [INFO] [stderr] | [INFO] [stderr] 187 | let mut divs_enumerator = divs.iter().enumerate(); [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/builders/show.rs:299:36 [INFO] [stderr] | [INFO] [stderr] 299 | .map_or(None, |mut x| x.last() ) [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/builders/show.rs:300:36 [INFO] [stderr] | [INFO] [stderr] 300 | .map_or(None, |mut x| Some(x.text_contents())); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `client` [INFO] [stderr] --> src/resources/web_resource.rs:11:6 [INFO] [stderr] | [INFO] [stderr] 11 | client: Client [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/state_manager.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | self.tx_state.send((prev_state_tmp, current_state_tmp)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/web.rs:53:43 [INFO] [stderr] | [INFO] [stderr] 53 | None => { tx_res2.send(Default::default()); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/web.rs:57:33 [INFO] [stderr] | [INFO] [stderr] 57 | tx_res2.send(Default::default()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/main.rs:14:15 [INFO] [stderr] | [INFO] [stderr] 14 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_state` [INFO] [stderr] --> src/main.rs:47:20 [INFO] [stderr] | [INFO] [stderr] 47 | let (tx_state, rx_state) = channel::<(Status,Status)>(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rx_state` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:158:17 [INFO] [stderr] | [INFO] [stderr] 158 | Err(e) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 54s [INFO] running `"docker" "inspect" "9e43bb944d8de6edb01b99fa319df142176142bdd8db99a2a70cf8ece2bf1db2"` [INFO] running `"docker" "rm" "-f" "9e43bb944d8de6edb01b99fa319df142176142bdd8db99a2a70cf8ece2bf1db2"` [INFO] [stdout] 9e43bb944d8de6edb01b99fa319df142176142bdd8db99a2a70cf8ece2bf1db2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 94db587e28f46cc62cc48c4394678e73177583778b9759f97cd05b6bad577dca [INFO] running `"docker" "start" "-a" "94db587e28f46cc62cc48c4394678e73177583778b9759f97cd05b6bad577dca"` [INFO] [stderr] warning: dependency (hyper-native-tls) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.hyper-native-tls.github [INFO] [stderr] Compiling hkg v1.0.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/resources/image_resource.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `CancellationTokenSource`, `CancellationToken`, `OperationCanceled` [INFO] [stderr] --> src/resources/image_resource.rs:16:20 [INFO] [stderr] | [INFO] [stderr] 16 | use cancellation::{CancellationToken, CancellationTokenSource, OperationCanceled}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender` [INFO] [stderr] --> src/resources/image_resource.rs:18:23 [INFO] [stderr] | [INFO] [stderr] 18 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/resources/image_resource.rs:20:17 [INFO] [stderr] | [INFO] [stderr] 20 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `AtomicBool`, `Ordering` [INFO] [stderr] --> src/resources/image_resource.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | use std::sync::atomic::{AtomicBool, Ordering}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `caches::file_cache::*` [INFO] [stderr] --> src/resources/image_resource.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use caches::file_cache::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crossbeam::*` [INFO] [stderr] --> src/resources/image_resource.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use crossbeam::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::park_timeout` [INFO] [stderr] --> src/resources/image_resource.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use std::thread::park_timeout; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/resources/image_resource.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | use std::time::{Instant, Duration}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::RwLock` [INFO] [stderr] --> src/resources/image_resource.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::sync::RwLock; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Cursor` [INFO] [stderr] --> src/builders/index.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Cursor; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::NodeData` [INFO] [stderr] --> src/builders/index.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use kuchiki::NodeData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::NodeDataRef` [INFO] [stderr] --> src/builders/show.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use kuchiki::NodeDataRef; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `kuchiki::ElementData` [INFO] [stderr] --> src/builders/show.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use kuchiki::ElementData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/main.rs:14:15 [INFO] [stderr] | [INFO] [stderr] 14 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_state` [INFO] [stderr] --> src/main.rs:47:20 [INFO] [stderr] | [INFO] [stderr] 47 | let (tx_state, rx_state) = channel::<(Status,Status)>(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rx_state` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:158:17 [INFO] [stderr] | [INFO] [stderr] 158 | Err(e) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/resources/index_resource.rs:23:25 [INFO] [stderr] | [INFO] [stderr] 23 | fn fetch(&mut self, item: &ChannelItem) -> ChannelItem { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_req` [INFO] [stderr] --> src/resources/image_resource.rs:72:46 [INFO] [stderr] | [INFO] [stderr] 72 | let (tx_req, rx_req) = channel::, String)>>(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_rx_req` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_req2` [INFO] [stderr] --> src/resources/image_resource.rs:73:37 [INFO] [stderr] | [INFO] [stderr] 73 | let tx_req2 = tx_req.clone(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_tx_req2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `url4` [INFO] [stderr] --> src/resources/image_resource.rs:76:37 [INFO] [stderr] | [INFO] [stderr] 76 | let url4 = url2.clone(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_url4` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/resources/default_resource.rs:14:25 [INFO] [stderr] | [INFO] [stderr] 14 | fn fetch(&mut self, item: &ChannelItem) -> ChannelItem { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/resources/web_resource.rs:46:24 [INFO] [stderr] | [INFO] [stderr] 46 | Ok(size) => Ok(s), [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state_manager` [INFO] [stderr] --> src/responser.rs:132:32 [INFO] [stderr] | [INFO] [stderr] 132 | fn image_request(url: &String, state_manager: &mut StateManager, tx_req: &Sender) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_state_manager` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `extra` [INFO] [stderr] --> src/responser.rs:102:52 [INFO] [stderr] | [INFO] [stderr] 102 | ChannelItemType::Image(extra) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_extra` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/builders/index.rs:90:31 [INFO] [stderr] | [INFO] [stderr] 90 | Some((i, text)) => Some(text), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/builders/index.rs:98:31 [INFO] [stderr] | [INFO] [stderr] 98 | Some((i, text)) => Some(text), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/index.rs:48:30 [INFO] [stderr] | [INFO] [stderr] 48 | fn list_topic_items_handler((index, tr): (usize, ::kuchiki::NodeDataRef<::kuchiki::ElementData>)) -> Result { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `serialize_result` [INFO] [stderr] --> src/builders/show.rs:288:9 [INFO] [stderr] | [INFO] [stderr] 288 | let serialize_result = content_elm.as_node().serialize(&mut buff); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_serialize_result` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `vec` is never read [INFO] [stderr] --> src/builders/show.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | let mut vec: Vec = Vec::new(); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/show.rs:262:25 [INFO] [stderr] | [INFO] [stderr] 262 | fn reply_items_handler((index,tr): (usize, &::kuchiki::NodeDataRef<::kuchiki::ElementData>)) -> Result { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/builders/show.rs:328:10 [INFO] [stderr] | [INFO] [stderr] 328 | for (index, child) in elm.children().enumerate() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/builders/show.rs:232:17 [INFO] [stderr] | [INFO] [stderr] 232 | Err(e) => Err("fail to build title and reply_count, reason: 'repliers_tr' not found") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `url` [INFO] [stderr] --> src/builders/show.rs:164:65 [INFO] [stderr] | [INFO] [stderr] 164 | fn parse_title_and_reply_count (&self, document: &NodeRef, url: &str) -> Result<(String, String), &'static str> { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_url` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/screen/show.rs:361:13 [INFO] [stderr] | [INFO] [stderr] 361 | Err(e) => now, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:379:64 [INFO] [stderr] | [INFO] [stderr] 379 | NodeType::Br(n) => j == 1 || j == 2 || j == 3, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/screen/show.rs:397:14 [INFO] [stderr] | [INFO] [stderr] 397 | for (j, node) in vec2_cloned.enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:401:30 [INFO] [stderr] | [INFO] [stderr] 401 | NodeType::Br(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_width` [INFO] [stderr] --> src/screen/show.rs:415:32 [INFO] [stderr] | [INFO] [stderr] 415 | fn make_separator_replier_name(separator_width: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding` [INFO] [stderr] --> src/screen/show.rs:416:32 [INFO] [stderr] | [INFO] [stderr] 416 | separator_padding: &str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_width` [INFO] [stderr] --> src/screen/show.rs:443:24 [INFO] [stderr] | [INFO] [stderr] 443 | fn make_separator_time(separator_width: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding` [INFO] [stderr] --> src/screen/show.rs:444:24 [INFO] [stderr] | [INFO] [stderr] 444 | separator_padding: &str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/screen/show.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let width = self.body_width(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/screen/show.rs:103:14 [INFO] [stderr] | [INFO] [stderr] 103 | for (i, reply) in item.replies.iter().take(rows).enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/screen/show.rs:142:14 [INFO] [stderr] | [INFO] [stderr] 142 | for (j, node) in vec_clean.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/screen/show.rs:162:45 [INFO] [stderr] | [INFO] [stderr] 162 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/screen/show.rs:194:30 [INFO] [stderr] | [INFO] [stderr] 194 | NodeType::Br(n) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `text_y_offset` is never read [INFO] [stderr] --> src/screen/show.rs:228:21 [INFO] [stderr] | [INFO] [stderr] 228 | text_y_offset = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `img_offset` is never read [INFO] [stderr] --> src/screen/show.rs:233:21 [INFO] [stderr] | [INFO] [stderr] 233 | img_offset = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding_width` [INFO] [stderr] --> src/screen/show.rs:263:31 [INFO] [stderr] | [INFO] [stderr] 263 | let (separator_width, separator_padding_width, separator_padding) = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `separator_padding_width` [INFO] [stderr] --> src/screen/show.rs:274:31 [INFO] [stderr] | [INFO] [stderr] 274 | let (separator_width, separator_padding_width, separator_padding) = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_separator_padding_width` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/builders/index.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | let mut map_enumerator = map.iter().enumerate(); [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/builders/index.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut links_option = item.as_node().select("a"); [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/builders/show.rs:187:29 [INFO] [stderr] | [INFO] [stderr] 187 | let mut divs_enumerator = divs.iter().enumerate(); [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/builders/show.rs:299:36 [INFO] [stderr] | [INFO] [stderr] 299 | .map_or(None, |mut x| x.last() ) [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/builders/show.rs:300:36 [INFO] [stderr] | [INFO] [stderr] 300 | .map_or(None, |mut x| Some(x.text_contents())); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `client` [INFO] [stderr] --> src/resources/web_resource.rs:11:6 [INFO] [stderr] | [INFO] [stderr] 11 | client: Client [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/state_manager.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | self.tx_state.send((prev_state_tmp, current_state_tmp)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/web.rs:53:43 [INFO] [stderr] | [INFO] [stderr] 53 | None => { tx_res2.send(Default::default()); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/web.rs:57:33 [INFO] [stderr] | [INFO] [stderr] 57 | tx_res2.send(Default::default()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.34s [INFO] running `"docker" "inspect" "94db587e28f46cc62cc48c4394678e73177583778b9759f97cd05b6bad577dca"` [INFO] running `"docker" "rm" "-f" "94db587e28f46cc62cc48c4394678e73177583778b9759f97cd05b6bad577dca"` [INFO] [stdout] 94db587e28f46cc62cc48c4394678e73177583778b9759f97cd05b6bad577dca [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/u59u75u65/hkgbox-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] e4332ec196c3693a8915f1b346fbccad5794bc9fb53b390165ea85809448ca87 [INFO] running `"docker" "start" "-a" "e4332ec196c3693a8915f1b346fbccad5794bc9fb53b390165ea85809448ca87"` [INFO] [stderr] warning: dependency (hyper-native-tls) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.hyper-native-tls.github [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/crater/target/debug/deps/hkg-0932b230f9818ddc [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/hkg-d4b7d5c74ef25de0 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests hkg [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e4332ec196c3693a8915f1b346fbccad5794bc9fb53b390165ea85809448ca87"` [INFO] running `"docker" "rm" "-f" "e4332ec196c3693a8915f1b346fbccad5794bc9fb53b390165ea85809448ca87"` [INFO] [stdout] e4332ec196c3693a8915f1b346fbccad5794bc9fb53b390165ea85809448ca87