[INFO] updating cached repository dave-leeper/rusty_spider_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dave-leeper/rusty_spider_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dave-leeper/rusty_spider_server" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dave-leeper/rusty_spider_server"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dave-leeper/rusty_spider_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dave-leeper/rusty_spider_server" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dave-leeper/rusty_spider_server"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dave-leeper/rusty_spider_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] da4932cf474d232c36d37f1881c1bb29509fec4f
[INFO] sha for GitHub repo dave-leeper/rusty_spider_server: da4932cf474d232c36d37f1881c1bb29509fec4f
[INFO] validating manifest of dave-leeper/rusty_spider_server on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dave-leeper/rusty_spider_server on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dave-leeper/rusty_spider_server
[INFO] finished frobbing dave-leeper/rusty_spider_server
[INFO] frobbed toml for dave-leeper/rusty_spider_server written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dave-leeper/rusty_spider_server/Cargo.toml
[INFO] started frobbing dave-leeper/rusty_spider_server
[INFO] finished frobbing dave-leeper/rusty_spider_server
[INFO] frobbed toml for dave-leeper/rusty_spider_server written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dave-leeper/rusty_spider_server/Cargo.toml
[INFO] crate dave-leeper/rusty_spider_server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dave-leeper/rusty_spider_server against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dave-leeper/rusty_spider_server:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a7e7deb3d67734b66adc7f72fb116c7511e97c74f9ad58c426fea215c89e6c13
[INFO] running `"docker" "start" "-a" "a7e7deb3d67734b66adc7f72fb116c7511e97c74f9ad58c426fea215c89e6c13"`
[INFO] [stderr]     Checking parking_lot v0.6.2
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking hyper v0.12.3
[INFO] [stderr]     Checking console v0.6.1
[INFO] [stderr]     Checking web_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `strings`
[INFO] [stderr]  --> src/i18n.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use strings;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/config.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `config`
[INFO] [stderr]  --> src/router.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use config;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::service::service_fn`
[INFO] [stderr]  --> src/router.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use hyper::service::service_fn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/mock_handler.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/config.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `config`
[INFO] [stderr]  --> src/router.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use config;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::service::service_fn`
[INFO] [stderr]  --> src/router.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use hyper::service::service_fn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::Method`
[INFO] [stderr]   --> src/router.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use hyper::Method;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::Uri`
[INFO] [stderr]   --> src/router.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     use hyper::Uri;
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/mock_handler.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::Method`
[INFO] [stderr]    --> src/mock_handler.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     use hyper::Method;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::Uri`
[INFO] [stderr]    --> src/mock_handler.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |     use hyper::Uri;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i18n`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let i18n = &I18N;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_i18n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `response_type_holder` is never read
[INFO] [stderr]    --> src/config.rs:307:17
[INFO] [stderr]     |
[INFO] [stderr] 307 |         let mut response_type_holder = "UNKNOWN";
[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: value assigned to `hbs_data_option` is never read
[INFO] [stderr]    --> src/config.rs:329:17
[INFO] [stderr]     |
[INFO] [stderr] 329 |         let mut hbs_data_option = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/config.rs:458:21
[INFO] [stderr]     |
[INFO] [stderr] 458 |                 Err(e) => {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/mock_handler.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn handle(&self, req: &Request<Body>, res: & mut Response<Body>, i18n: & i18n::I18n, request_info: &MockRequestInfo) -> Result<Option<Response<Body>>, log::StructuredError> {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/mock_handler.rs:107:43
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn handle(&self, req: &Request<Body>, res: & mut Response<Body>, i18n: & i18n::I18n, request_info: &MockRequestInfo) -> Result<Option<Response<Body>>, log::StructuredError> {
[INFO] [stderr]     |                                           ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mock_handler.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let mut response = Response::new(Body::from( contents ));
[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: `init`
[INFO] [stderr]   --> src/i18n.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn init(&mut self, locale: String, path: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]    --> src/log.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn init(&mut self, level: Level, i18n: &i18n::I18n) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]    --> src/log.rs:210:5
[INFO] [stderr]     |
[INFO] [stderr] 210 |     pub fn set(&mut self, level: Level) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `AUTHORIZATION_NOT_CONFIGURED`
[INFO] [stderr]  --> src/strings.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub static AUTHORIZATION_NOT_CONFIGURED: usize = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `UNAUTHORIZED`
[INFO] [stderr]  --> src/strings.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub static UNAUTHORIZED: usize = 2;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `LOGIN_REQUIRED`
[INFO] [stderr]  --> src/strings.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub static LOGIN_REQUIRED: usize = 3;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `INCORRECT_USER_NAME`
[INFO] [stderr]  --> src/strings.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub static INCORRECT_USER_NAME: usize = 4;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `INCORRECT_PASSWORD`
[INFO] [stderr]  --> src/strings.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub static INCORRECT_PASSWORD: usize = 5;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `LOGIN_SUCCESSFUL`
[INFO] [stderr]  --> src/strings.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub static LOGIN_SUCCESSFUL: usize = 6;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `LISTENING_ON_PORT`
[INFO] [stderr]  --> src/strings.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub static LISTENING_ON_PORT: usize = 7;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `NO_FILE_SPECIFIED`
[INFO] [stderr]   --> src/strings.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub static NO_FILE_SPECIFIED: usize = 26;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `COUNT`
[INFO] [stderr]   --> src/strings.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub static COUNT: usize = 30;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i18n`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let i18n = &I18N;
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_i18n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `response_type_holder` is never read
[INFO] [stderr]    --> src/config.rs:307:17
[INFO] [stderr]     |
[INFO] [stderr] 307 |         let mut response_type_holder = "UNKNOWN";
[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: value assigned to `hbs_data_option` is never read
[INFO] [stderr]    --> src/config.rs:329:17
[INFO] [stderr]     |
[INFO] [stderr] 329 |         let mut hbs_data_option = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/config.rs:458:21
[INFO] [stderr]     |
[INFO] [stderr] 458 |                 Err(e) => {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mock3`
[INFO] [stderr]   --> src/router.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let mock3 = config::prelude::MockService {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_mock3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/mock_handler.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn handle(&self, req: &Request<Body>, res: & mut Response<Body>, i18n: & i18n::I18n, request_info: &MockRequestInfo) -> Result<Option<Response<Body>>, log::StructuredError> {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/mock_handler.rs:107:43
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn handle(&self, req: &Request<Body>, res: & mut Response<Body>, i18n: & i18n::I18n, request_info: &MockRequestInfo) -> Result<Option<Response<Body>>, log::StructuredError> {
[INFO] [stderr]     |                                           ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `some_response`
[INFO] [stderr]    --> src/mock_handler.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let some_response = match unwrapped_result {
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_some_response`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mock_handler.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let mut response = Response::new(Body::from( contents ));
[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: `init`
[INFO] [stderr]   --> src/i18n.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn init(&mut self, locale: String, path: String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `NO_FILE_SPECIFIED`
[INFO] [stderr]   --> src/strings.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub static NO_FILE_SPECIFIED: usize = 26;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.38s
[INFO] running `"docker" "inspect" "a7e7deb3d67734b66adc7f72fb116c7511e97c74f9ad58c426fea215c89e6c13"`
[INFO] running `"docker" "rm" "-f" "a7e7deb3d67734b66adc7f72fb116c7511e97c74f9ad58c426fea215c89e6c13"`
[INFO] [stdout] a7e7deb3d67734b66adc7f72fb116c7511e97c74f9ad58c426fea215c89e6c13