Sep 02 16:18:06.939 INFO checking discovery_rust-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 16:18:06.939 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 16:18:06.939 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 16:18:07.137 INFO blam! 39f9160c50202d39c483d1f322cab3fa5b0d69727a29ff7b19462f2275a75e2a
Sep 02 16:18:07.139 INFO running `"docker" "start" "-a" "39f9160c50202d39c483d1f322cab3fa5b0d69727a29ff7b19462f2275a75e2a"`
Sep 02 16:18:07.811 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 02 16:18:08.002 INFO kablam!     Checking consul_rust v0.1.0
Sep 02 16:18:15.115 INFO kablam!     Checking discovery_rust v0.1.0 (file:///source)
Sep 02 16:18:20.109 INFO kablam! warning: unused import: `std::collections::HashMap`
Sep 02 16:18:20.109 INFO kablam!  --> src/lib.rs:8:5
Sep 02 16:18:20.109 INFO kablam!   |
Sep 02 16:18:20.109 INFO kablam! 8 | use std::collections::HashMap;
Sep 02 16:18:20.109 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 16:18:20.109 INFO kablam!   |
Sep 02 16:18:20.109 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 16:18:20.109 INFO kablam! 
Sep 02 16:18:20.109 INFO kablam! warning: unused imports: `Write`, `self`
Sep 02 16:18:20.109 INFO kablam!  --> src/core/diplomat.rs:9:15
Sep 02 16:18:20.109 INFO kablam!   |
Sep 02 16:18:20.109 INFO kablam! 9 | use std::io::{self, Write};
Sep 02 16:18:20.109 INFO kablam!   |               ^^^^  ^^^^^
Sep 02 16:18:20.109 INFO kablam! 
Sep 02 16:18:20.109 INFO kablam! warning: unused import: `std::iter::FromIterator`
Sep 02 16:18:20.109 INFO kablam!   --> src/core/diplomat.rs:10:5
Sep 02 16:18:20.109 INFO kablam!    |
Sep 02 16:18:20.109 INFO kablam! 10 | use std::iter::FromIterator;
Sep 02 16:18:20.109 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 16:18:20.110 INFO kablam! 
Sep 02 16:18:20.110 INFO kablam! warning: unused import: `Host`
Sep 02 16:18:20.110 INFO kablam!   --> src/core/diplomat.rs:11:11
Sep 02 16:18:20.110 INFO kablam!    |
Sep 02 16:18:20.110 INFO kablam! 11 | use url::{Host, Url};
Sep 02 16:18:20.110 INFO kablam!    |           ^^^^
Sep 02 16:18:20.110 INFO kablam! 
Sep 02 16:18:20.367 INFO kablam! warning: unreachable pattern
Sep 02 16:18:20.367 INFO kablam!    --> src/core/diplomat.rs:158:17
Sep 02 16:18:20.367 INFO kablam!     |
Sep 02 16:18:20.367 INFO kablam! 158 |                 _ => {  // default choose the first item
Sep 02 16:18:20.367 INFO kablam!     |                 ^
Sep 02 16:18:20.367 INFO kablam!     |
Sep 02 16:18:20.367 INFO kablam!     = note: #[warn(unreachable_patterns)] on by default
Sep 02 16:18:20.367 INFO kablam! 
Sep 02 16:18:20.368 INFO kablam! warning: unused variable: `refresh`
Sep 02 16:18:20.368 INFO kablam!   --> src/core/diplomat.rs:99:47
Sep 02 16:18:20.368 INFO kablam!    |
Sep 02 16:18:20.368 INFO kablam! 99 |     fn health_with_cache(&self, name: String, refresh: bool, cfg: ConsulConfig) -> Vec<ServiceEntry> {
Sep 02 16:18:20.368 INFO kablam!    |                                               ^^^^^^^ help: consider using `_refresh` instead
Sep 02 16:18:20.368 INFO kablam!    |
Sep 02 16:18:20.368 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 02 16:18:20.368 INFO kablam! 
Sep 02 16:18:20.399 INFO kablam! warning: variable does not need to be mutable
Sep 02 16:18:20.399 INFO kablam!   --> src/core/diplomat.rs:50:13
Sep 02 16:18:20.399 INFO kablam!    |
Sep 02 16:18:20.399 INFO kablam! 50 |         let mut discovery_uri: String;
Sep 02 16:18:20.399 INFO kablam!    |             ----^^^^^^^^^^^^^
Sep 02 16:18:20.399 INFO kablam!    |             |
Sep 02 16:18:20.399 INFO kablam!    |             help: remove this `mut`
Sep 02 16:18:20.399 INFO kablam!    |
Sep 02 16:18:20.399 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 16:18:20.399 INFO kablam! 
Sep 02 16:18:20.421 INFO kablam! warning: field is never used: `cache_ttl`
Sep 02 16:18:20.421 INFO kablam!   --> src/core/diplomat.rs:32:5
Sep 02 16:18:20.421 INFO kablam!    |
Sep 02 16:18:20.421 INFO kablam! 32 |     cache_ttl: u16,
Sep 02 16:18:20.421 INFO kablam!    |     ^^^^^^^^^^^^^^
Sep 02 16:18:20.421 INFO kablam!    |
Sep 02 16:18:20.421 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 16:18:20.421 INFO kablam! 
Sep 02 16:18:20.454 INFO kablam! warning: unused import: `std::collections::HashMap`
Sep 02 16:18:20.454 INFO kablam!  --> src/lib.rs:8:5
Sep 02 16:18:20.454 INFO kablam!   |
Sep 02 16:18:20.454 INFO kablam! 8 | use std::collections::HashMap;
Sep 02 16:18:20.454 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 16:18:20.454 INFO kablam!   |
Sep 02 16:18:20.454 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 16:18:20.454 INFO kablam! 
Sep 02 16:18:20.454 INFO kablam! warning: unused imports: `Write`, `self`
Sep 02 16:18:20.454 INFO kablam!  --> src/core/diplomat.rs:9:15
Sep 02 16:18:20.455 INFO kablam!   |
Sep 02 16:18:20.455 INFO kablam! 9 | use std::io::{self, Write};
Sep 02 16:18:20.455 INFO kablam!   |               ^^^^  ^^^^^
Sep 02 16:18:20.455 INFO kablam! 
Sep 02 16:18:20.455 INFO kablam! warning: unused import: `std::iter::FromIterator`
Sep 02 16:18:20.455 INFO kablam!   --> src/core/diplomat.rs:10:5
Sep 02 16:18:20.455 INFO kablam!    |
Sep 02 16:18:20.455 INFO kablam! 10 | use std::iter::FromIterator;
Sep 02 16:18:20.455 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 16:18:20.455 INFO kablam! 
Sep 02 16:18:20.455 INFO kablam! warning: unused import: `Host`
Sep 02 16:18:20.455 INFO kablam!   --> src/core/diplomat.rs:11:11
Sep 02 16:18:20.455 INFO kablam!    |
Sep 02 16:18:20.455 INFO kablam! 11 | use url::{Host, Url};
Sep 02 16:18:20.455 INFO kablam!    |           ^^^^
Sep 02 16:18:20.455 INFO kablam! 
Sep 02 16:18:20.779 INFO kablam! warning: unreachable pattern
Sep 02 16:18:20.779 INFO kablam!    --> src/core/diplomat.rs:158:17
Sep 02 16:18:20.779 INFO kablam!     |
Sep 02 16:18:20.779 INFO kablam! 158 |                 _ => {  // default choose the first item
Sep 02 16:18:20.779 INFO kablam!     |                 ^
Sep 02 16:18:20.779 INFO kablam!     |
Sep 02 16:18:20.779 INFO kablam!     = note: #[warn(unreachable_patterns)] on by default
Sep 02 16:18:20.779 INFO kablam! 
Sep 02 16:18:20.779 INFO kablam! warning: unused variable: `refresh`
Sep 02 16:18:20.780 INFO kablam!   --> src/core/diplomat.rs:99:47
Sep 02 16:18:20.780 INFO kablam!    |
Sep 02 16:18:20.780 INFO kablam! 99 |     fn health_with_cache(&self, name: String, refresh: bool, cfg: ConsulConfig) -> Vec<ServiceEntry> {
Sep 02 16:18:20.780 INFO kablam!    |                                               ^^^^^^^ help: consider using `_refresh` instead
Sep 02 16:18:20.780 INFO kablam!    |
Sep 02 16:18:20.780 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 02 16:18:20.780 INFO kablam! 
Sep 02 16:18:20.810 INFO kablam! warning: variable does not need to be mutable
Sep 02 16:18:20.810 INFO kablam!   --> src/core/diplomat.rs:50:13
Sep 02 16:18:20.810 INFO kablam!    |
Sep 02 16:18:20.811 INFO kablam! 50 |         let mut discovery_uri: String;
Sep 02 16:18:20.811 INFO kablam!    |             ----^^^^^^^^^^^^^
Sep 02 16:18:20.811 INFO kablam!    |             |
Sep 02 16:18:20.811 INFO kablam!    |             help: remove this `mut`
Sep 02 16:18:20.811 INFO kablam!    |
Sep 02 16:18:20.811 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 16:18:20.811 INFO kablam! 
Sep 02 16:18:20.834 INFO kablam! warning: field is never used: `cache_ttl`
Sep 02 16:18:20.834 INFO kablam!   --> src/core/diplomat.rs:32:5
Sep 02 16:18:20.834 INFO kablam!    |
Sep 02 16:18:20.834 INFO kablam! 32 |     cache_ttl: u16,
Sep 02 16:18:20.834 INFO kablam!    |     ^^^^^^^^^^^^^^
Sep 02 16:18:20.834 INFO kablam!    |
Sep 02 16:18:20.834 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 16:18:20.834 INFO kablam! 
Sep 02 16:18:20.868 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.07s
Sep 02 16:18:20.880 INFO kablam! su: No module specific data is present
Sep 02 16:18:21.310 INFO running `"docker" "rm" "-f" "39f9160c50202d39c483d1f322cab3fa5b0d69727a29ff7b19462f2275a75e2a"`
Sep 02 16:18:21.434 INFO blam! 39f9160c50202d39c483d1f322cab3fa5b0d69727a29ff7b19462f2275a75e2a