[INFO] updating cached repository rjulian/hostname-service
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rjulian/hostname-service
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rjulian/hostname-service" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rjulian/hostname-service"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rjulian/hostname-service'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rjulian/hostname-service" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/rjulian/hostname-service"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/rjulian/hostname-service'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 45d8c12065b16b0dddda0c2c00c43f6b452b6625
[INFO] sha for GitHub repo rjulian/hostname-service: 45d8c12065b16b0dddda0c2c00c43f6b452b6625
[INFO] validating manifest of rjulian/hostname-service on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rjulian/hostname-service on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rjulian/hostname-service
[INFO] finished frobbing rjulian/hostname-service
[INFO] frobbed toml for rjulian/hostname-service written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rjulian/hostname-service/Cargo.toml
[INFO] started frobbing rjulian/hostname-service
[INFO] finished frobbing rjulian/hostname-service
[INFO] frobbed toml for rjulian/hostname-service written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/rjulian/hostname-service/Cargo.toml
[INFO] crate rjulian/hostname-service already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rjulian/hostname-service against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rjulian/hostname-service:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ae4b58571cbeeba41466f1009b52149065796ddc7932c7b8fea43c0d81047f45
[INFO] running `"docker" "start" "-a" "ae4b58571cbeeba41466f1009b52149065796ddc7932c7b8fea43c0d81047f45"`
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking mustache v0.8.2
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]    Compiling rustc_version v0.2.1
[INFO] [stderr]    Compiling openssl v0.9.23
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]    Compiling rusoto_core v0.31.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking hyper v0.11.18
[INFO] [stderr]     Checking nickel v0.10.1
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-native-tls v0.2.4
[INFO] [stderr]     Checking hyper-tls v0.1.2
[INFO] [stderr]     Checking rusoto_credential v0.10.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.31.0
[INFO] [stderr]     Checking hostname-service v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
[INFO] [stderr]   --> src/main.rs:16:44
[INFO] [stderr]    |
[INFO] [stderr] 16 | use nickel::{Nickel, JsonBody, HttpRouter, Request, Response, MiddlewareResult, MediaType};
[INFO] [stderr]    |                                            ^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]   --> src/main.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]    |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]   --> src/main.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 | use serde_json::value::{Value};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Forbidden`
[INFO] [stderr]   --> src/main.rs:26:40
[INFO] [stderr]    |
[INFO] [stderr] 26 | use nickel::status::StatusCode::{self, Forbidden};
[INFO] [stderr]    |                                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
[INFO] [stderr]   --> src/main.rs:16:44
[INFO] [stderr]    |
[INFO] [stderr] 16 | use nickel::{Nickel, JsonBody, HttpRouter, Request, Response, MiddlewareResult, MediaType};
[INFO] [stderr]    |                                            ^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]   --> src/main.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]    |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]   --> src/main.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 | use serde_json::value::{Value};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Forbidden`
[INFO] [stderr]   --> src/main.rs:26:40
[INFO] [stderr]    |
[INFO] [stderr] 26 | use nickel::status::StatusCode::{self, Forbidden};
[INFO] [stderr]    |                                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:34:39
[INFO] [stderr]    |
[INFO] [stderr] 34 |     router.get("/health", middleware! { |request, response|
[INFO] [stderr]    |                                          ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     router.get("/hosts", middleware! { |request, response|
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:34:39
[INFO] [stderr]    |
[INFO] [stderr] 34 |     router.get("/health", middleware! { |request, response|
[INFO] [stderr]    |                                          ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     router.get("/hosts", middleware! { |request, response|
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `itemAttr` should have a snake case name
[INFO] [stderr]   --> src/main.rs:55:15
[INFO] [stderr]    |
[INFO] [stderr] 55 |                                     Some(itemAttr) => {
[INFO] [stderr]    |                                          ^^^^^^^^ help: convert the identifier to snake case: `item_attr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:131:2
[INFO] [stderr]     |
[INFO] [stderr] 131 |     server.listen("0.0.0.0:9000");
[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: variable `itemAttr` should have a snake case name
[INFO] [stderr]   --> src/main.rs:55:15
[INFO] [stderr]    |
[INFO] [stderr] 55 |                                     Some(itemAttr) => {
[INFO] [stderr]    |                                          ^^^^^^^^ help: convert the identifier to snake case: `item_attr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:131:2
[INFO] [stderr]     |
[INFO] [stderr] 131 |     server.listen("0.0.0.0:9000");
[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]     Finished dev [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `"docker" "inspect" "ae4b58571cbeeba41466f1009b52149065796ddc7932c7b8fea43c0d81047f45"`
[INFO] running `"docker" "rm" "-f" "ae4b58571cbeeba41466f1009b52149065796ddc7932c7b8fea43c0d81047f45"`
[INFO] [stdout] ae4b58571cbeeba41466f1009b52149065796ddc7932c7b8fea43c0d81047f45