Dec 04 22:46:12.160 INFO checking alinoeabrassart/rustgistrator against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 22:46:12.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 22:46:12.533 INFO [stdout] 84b1475ef65fc06723d4976c207ef872250fda7ac5569247c37a1093d7bd981e
Dec 04 22:46:12.535 INFO running `"docker" "start" "-a" "84b1475ef65fc06723d4976c207ef872250fda7ac5569247c37a1093d7bd981e"`
Dec 04 22:46:13.155 INFO [stderr] usermod: no changes
Dec 04 22:46:13.363 INFO [stderr]     Checking unix_socket v0.5.0
Dec 04 22:46:13.363 INFO [stderr]     Checking jed v0.1.2
Dec 04 22:46:13.363 INFO [stderr]     Checking serde_json v1.0.17
Dec 04 22:46:13.363 INFO [stderr]     Checking tar v0.3.4
Dec 04 22:46:13.363 INFO [stderr]     Checking miniz-sys v0.1.10
Dec 04 22:46:13.363 INFO [stderr]     Checking uuid v0.2.3
Dec 04 22:46:13.363 INFO [stderr]     Checking hyper v0.10.13
Dec 04 22:46:14.619 INFO [stderr]     Checking flate2 v0.2.20
Dec 04 22:46:15.147 INFO [stderr]     Checking url v0.5.10
Dec 04 22:46:22.047 INFO [stderr]     Checking hyperlocal v0.3.0
Dec 04 22:46:22.048 INFO [stderr]     Checking hyper-openssl v0.2.7
Dec 04 22:46:23.983 INFO [stderr]     Checking consul v0.2.0
Dec 04 22:46:23.983 INFO [stderr]     Checking shiplift v0.3.2
Dec 04 22:46:28.700 INFO [stderr]     Checking rustgistrator v0.1.0 (/source)
Dec 04 22:46:33.676 INFO [stderr] warning: value assigned to `e_t` is never read
Dec 04 22:46:33.676 INFO [stderr]   --> src/docker_iface.rs:37:13
Dec 04 22:46:33.676 INFO [stderr]    |
Dec 04 22:46:33.676 INFO [stderr] 37 |     let mut e_t = EventType::Unknown;
Dec 04 22:46:33.676 INFO [stderr]    |             ^^^
Dec 04 22:46:33.676 INFO [stderr]    |
Dec 04 22:46:33.676 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 22:46:33.676 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: variant is never constructed: `Start`
Dec 04 22:46:33.707 INFO [stderr]   --> src/docker_iface.rs:15:5
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 15 |     Start,
Dec 04 22:46:33.707 INFO [stderr]    |     ^^^^^
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: variant is never constructed: `Stop`
Dec 04 22:46:33.707 INFO [stderr]   --> src/docker_iface.rs:16:5
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 16 |     Stop,
Dec 04 22:46:33.707 INFO [stderr]    |     ^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 04 22:46:33.707 INFO [stderr]   --> src/docker_iface.rs:17:5
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 17 |     Unknown
Dec 04 22:46:33.707 INFO [stderr]    |     ^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: function is never used: `event_to_declaration`
Dec 04 22:46:33.707 INFO [stderr]   --> src/docker_iface.rs:26:1
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 26 | fn event_to_declaration(event: &Event) -> Option<ServiceDeclaration> {
Dec 04 22:46:33.707 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: function is never used: `event_to_service`
Dec 04 22:46:33.707 INFO [stderr]   --> src/docker_iface.rs:36:1
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 36 | fn event_to_service(event: &Event) -> ServiceEvent {
Dec 04 22:46:33.707 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: struct is never constructed: `BackendManager`
Dec 04 22:46:33.707 INFO [stderr]   --> src/backend_manager.rs:17:1
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 17 | pub struct BackendManager {
Dec 04 22:46:33.707 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: method is never used: `register`
Dec 04 22:46:33.707 INFO [stderr]   --> src/backend_manager.rs:22:5
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 22 |     pub fn register(&self, service: ServiceDeclaration) -> Result<Vec<()>, String> {
Dec 04 22:46:33.707 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: method is never used: `deregister`
Dec 04 22:46:33.707 INFO [stderr]   --> src/backend_manager.rs:27:5
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 27 |     pub fn deregister(&self, service:ServiceDeclaration) -> Result<Vec<()>, String> {
Dec 04 22:46:33.707 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.707 INFO [stderr] warning: struct is never constructed: `FakeBackend`
Dec 04 22:46:33.707 INFO [stderr]   --> src/backend_manager.rs:34:1
Dec 04 22:46:33.707 INFO [stderr]    |
Dec 04 22:46:33.707 INFO [stderr] 34 | pub struct FakeBackend {
Dec 04 22:46:33.707 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.707 INFO [stderr] 
Dec 04 22:46:33.777 INFO [stderr] warning: value assigned to `e_t` is never read
Dec 04 22:46:33.777 INFO [stderr]   --> src/docker_iface.rs:37:13
Dec 04 22:46:33.777 INFO [stderr]    |
Dec 04 22:46:33.777 INFO [stderr] 37 |     let mut e_t = EventType::Unknown;
Dec 04 22:46:33.777 INFO [stderr]    |             ^^^
Dec 04 22:46:33.777 INFO [stderr]    |
Dec 04 22:46:33.777 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 22:46:33.777 INFO [stderr] 
Dec 04 22:46:33.777 INFO [stderr] warning: unused variable: `docker`
Dec 04 22:46:33.777 INFO [stderr]    --> src/docker_iface.rs:101:13
Dec 04 22:46:33.777 INFO [stderr]     |
Dec 04 22:46:33.777 INFO [stderr] 101 |         let docker = shiplift::Docker::new();
Dec 04 22:46:33.777 INFO [stderr]     |             ^^^^^^ help: consider using `_docker` instead
Dec 04 22:46:33.777 INFO [stderr]     |
Dec 04 22:46:33.777 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 22:46:33.777 INFO [stderr] 
Dec 04 22:46:33.805 INFO [stderr] warning: method is never used: `deregister`
Dec 04 22:46:33.805 INFO [stderr]   --> src/backend_manager.rs:27:5
Dec 04 22:46:33.805 INFO [stderr]    |
Dec 04 22:46:33.805 INFO [stderr] 27 |     pub fn deregister(&self, service:ServiceDeclaration) -> Result<Vec<()>, String> {
Dec 04 22:46:33.805 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:46:33.805 INFO [stderr]    |
Dec 04 22:46:33.805 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:46:33.805 INFO [stderr] 
Dec 04 22:46:37.750 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.57s
Dec 04 22:46:37.765 INFO [stderr] su: No module specific data is present
Dec 04 22:46:38.731 INFO running `"docker" "inspect" "84b1475ef65fc06723d4976c207ef872250fda7ac5569247c37a1093d7bd981e"`
Dec 04 22:46:38.898 INFO running `"docker" "rm" "-f" "84b1475ef65fc06723d4976c207ef872250fda7ac5569247c37a1093d7bd981e"`
Dec 04 22:46:39.131 INFO [stdout] 84b1475ef65fc06723d4976c207ef872250fda7ac5569247c37a1093d7bd981e