Dec 18 17:00:28.625 INFO checking discovery_rust-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:00:28.626 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/discovery_rust/0.1.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:00:28.938 INFO [stdout] 6fd059220b28c2f9db39e376c74796ea76c78d4a8744b9b95428e091633dea7b
Dec 18 17:00:28.942 INFO running `"docker" "start" "-a" "6fd059220b28c2f9db39e376c74796ea76c78d4a8744b9b95428e091633dea7b"`
Dec 18 17:00:30.364 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 18 17:00:30.504 INFO [stderr]     Checking consul_rust v0.1.0
Dec 18 17:00:32.993 INFO [stderr]     Checking discovery_rust v0.1.1 (/opt/crater/workdir)
Dec 18 17:00:36.560 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 17:00:36.560 INFO [stderr]  --> src/lib.rs:8:5
Dec 18 17:00:36.560 INFO [stderr]   |
Dec 18 17:00:36.560 INFO [stderr] 8 | use std::collections::HashMap;
Dec 18 17:00:36.560 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:00:36.560 INFO [stderr]   |
Dec 18 17:00:36.560 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 17:00:36.560 INFO [stderr] 
Dec 18 17:00:36.560 INFO [stderr] warning: unused imports: `Write`, `self`
Dec 18 17:00:36.560 INFO [stderr]  --> src/core/diplomat.rs:9:15
Dec 18 17:00:36.560 INFO [stderr]   |
Dec 18 17:00:36.560 INFO [stderr] 9 | use std::io::{self, Write};
Dec 18 17:00:36.560 INFO [stderr]   |               ^^^^  ^^^^^
Dec 18 17:00:36.560 INFO [stderr] 
Dec 18 17:00:36.560 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 18 17:00:36.560 INFO [stderr]   --> src/core/diplomat.rs:10:5
Dec 18 17:00:36.560 INFO [stderr]    |
Dec 18 17:00:36.560 INFO [stderr] 10 | use std::iter::FromIterator;
Dec 18 17:00:36.560 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:00:36.560 INFO [stderr] 
Dec 18 17:00:36.560 INFO [stderr] warning: unused import: `Host`
Dec 18 17:00:36.560 INFO [stderr]   --> src/core/diplomat.rs:11:11
Dec 18 17:00:36.561 INFO [stderr]    |
Dec 18 17:00:36.561 INFO [stderr] 11 | use url::{Host, Url};
Dec 18 17:00:36.561 INFO [stderr]    |           ^^^^
Dec 18 17:00:36.561 INFO [stderr] 
Dec 18 17:00:36.616 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 17:00:36.616 INFO [stderr]  --> src/lib.rs:8:5
Dec 18 17:00:36.616 INFO [stderr]   |
Dec 18 17:00:36.616 INFO [stderr] 8 | use std::collections::HashMap;
Dec 18 17:00:36.616 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:00:36.616 INFO [stderr]   |
Dec 18 17:00:36.616 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 17:00:36.616 INFO [stderr] 
Dec 18 17:00:36.616 INFO [stderr] warning: unused imports: `Write`, `self`
Dec 18 17:00:36.616 INFO [stderr]  --> src/core/diplomat.rs:9:15
Dec 18 17:00:36.616 INFO [stderr]   |
Dec 18 17:00:36.616 INFO [stderr] 9 | use std::io::{self, Write};
Dec 18 17:00:36.616 INFO [stderr]   |               ^^^^  ^^^^^
Dec 18 17:00:36.616 INFO [stderr] 
Dec 18 17:00:36.616 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 18 17:00:36.616 INFO [stderr]   --> src/core/diplomat.rs:10:5
Dec 18 17:00:36.616 INFO [stderr]    |
Dec 18 17:00:36.616 INFO [stderr] 10 | use std::iter::FromIterator;
Dec 18 17:00:36.617 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:00:36.617 INFO [stderr] 
Dec 18 17:00:36.617 INFO [stderr] warning: unused import: `Host`
Dec 18 17:00:36.617 INFO [stderr]   --> src/core/diplomat.rs:11:11
Dec 18 17:00:36.617 INFO [stderr]    |
Dec 18 17:00:36.617 INFO [stderr] 11 | use url::{Host, Url};
Dec 18 17:00:36.617 INFO [stderr]    |           ^^^^
Dec 18 17:00:36.617 INFO [stderr] 
Dec 18 17:00:36.748 INFO [stderr] warning: unreachable pattern
Dec 18 17:00:36.748 INFO [stderr]    --> src/core/diplomat.rs:158:17
Dec 18 17:00:36.748 INFO [stderr]     |
Dec 18 17:00:36.748 INFO [stderr] 158 |                 _ => {  // default choose the first item
Dec 18 17:00:36.748 INFO [stderr]     |                 ^
Dec 18 17:00:36.748 INFO [stderr]     |
Dec 18 17:00:36.748 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 18 17:00:36.748 INFO [stderr] 
Dec 18 17:00:36.748 INFO [stderr] warning: unused variable: `refresh`
Dec 18 17:00:36.748 INFO [stderr]   --> src/core/diplomat.rs:99:47
Dec 18 17:00:36.748 INFO [stderr]    |
Dec 18 17:00:36.748 INFO [stderr] 99 |     fn health_with_cache(&self, name: String, refresh: bool, cfg: ConsulConfig) -> Vec<ServiceEntry> {
Dec 18 17:00:36.748 INFO [stderr]    |                                               ^^^^^^^ help: consider using `_refresh` instead
Dec 18 17:00:36.748 INFO [stderr]    |
Dec 18 17:00:36.748 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 17:00:36.748 INFO [stderr] 
Dec 18 17:00:36.764 INFO [stderr] warning: variable does not need to be mutable
Dec 18 17:00:36.764 INFO [stderr]   --> src/core/diplomat.rs:50:13
Dec 18 17:00:36.764 INFO [stderr]    |
Dec 18 17:00:36.764 INFO [stderr] 50 |         let mut discovery_uri: String;
Dec 18 17:00:36.764 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 18 17:00:36.764 INFO [stderr]    |             |
Dec 18 17:00:36.764 INFO [stderr]    |             help: remove this `mut`
Dec 18 17:00:36.764 INFO [stderr]    |
Dec 18 17:00:36.764 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 17:00:36.764 INFO [stderr] 
Dec 18 17:00:36.772 INFO [stderr] warning: field is never used: `cache_ttl`
Dec 18 17:00:36.772 INFO [stderr]   --> src/core/diplomat.rs:32:5
Dec 18 17:00:36.772 INFO [stderr]    |
Dec 18 17:00:36.772 INFO [stderr] 32 |     cache_ttl: u16,
Dec 18 17:00:36.772 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 17:00:36.772 INFO [stderr]    |
Dec 18 17:00:36.772 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 17:00:36.772 INFO [stderr] 
Dec 18 17:00:36.788 INFO [stderr] warning: unreachable pattern
Dec 18 17:00:36.788 INFO [stderr]    --> src/core/diplomat.rs:158:17
Dec 18 17:00:36.788 INFO [stderr]     |
Dec 18 17:00:36.788 INFO [stderr] 158 |                 _ => {  // default choose the first item
Dec 18 17:00:36.788 INFO [stderr]     |                 ^
Dec 18 17:00:36.788 INFO [stderr]     |
Dec 18 17:00:36.788 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 18 17:00:36.788 INFO [stderr] 
Dec 18 17:00:36.788 INFO [stderr] warning: unused variable: `refresh`
Dec 18 17:00:36.788 INFO [stderr]   --> src/core/diplomat.rs:99:47
Dec 18 17:00:36.788 INFO [stderr]    |
Dec 18 17:00:36.788 INFO [stderr] 99 |     fn health_with_cache(&self, name: String, refresh: bool, cfg: ConsulConfig) -> Vec<ServiceEntry> {
Dec 18 17:00:36.788 INFO [stderr]    |                                               ^^^^^^^ help: consider using `_refresh` instead
Dec 18 17:00:36.788 INFO [stderr]    |
Dec 18 17:00:36.788 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 17:00:36.788 INFO [stderr] 
Dec 18 17:00:36.804 INFO [stderr] warning: variable does not need to be mutable
Dec 18 17:00:36.804 INFO [stderr]   --> src/core/diplomat.rs:50:13
Dec 18 17:00:36.804 INFO [stderr]    |
Dec 18 17:00:36.804 INFO [stderr] 50 |         let mut discovery_uri: String;
Dec 18 17:00:36.804 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 18 17:00:36.804 INFO [stderr]    |             |
Dec 18 17:00:36.804 INFO [stderr]    |             help: remove this `mut`
Dec 18 17:00:36.804 INFO [stderr]    |
Dec 18 17:00:36.804 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 17:00:36.804 INFO [stderr] 
Dec 18 17:00:36.816 INFO [stderr] warning: field is never used: `cache_ttl`
Dec 18 17:00:36.816 INFO [stderr]   --> src/core/diplomat.rs:32:5
Dec 18 17:00:36.816 INFO [stderr]    |
Dec 18 17:00:36.816 INFO [stderr] 32 |     cache_ttl: u16,
Dec 18 17:00:36.816 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 17:00:36.816 INFO [stderr]    |
Dec 18 17:00:36.816 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 17:00:36.816 INFO [stderr] 
Dec 18 17:00:36.860 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
Dec 18 17:00:37.344 INFO running `"docker" "inspect" "6fd059220b28c2f9db39e376c74796ea76c78d4a8744b9b95428e091633dea7b"`
Dec 18 17:00:37.612 INFO running `"docker" "rm" "-f" "6fd059220b28c2f9db39e376c74796ea76c78d4a8744b9b95428e091633dea7b"`
Dec 18 17:00:37.876 INFO [stdout] 6fd059220b28c2f9db39e376c74796ea76c78d4a8744b9b95428e091633dea7b