Dec 02 00:59:58.088 INFO testing aliencode-github/alienchat against 1.30.1 for beta-1.31-5
Dec 02 00:59:58.088 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 00:59:58.426 INFO [stdout] 8a265dfe762d9af3dbaaba7a8941ba842028739806d6d7333811e26945e0a9a1
Dec 02 00:59:58.427 INFO running `"docker" "start" "-a" "8a265dfe762d9af3dbaaba7a8941ba842028739806d6d7333811e26945e0a9a1"`
Dec 02 00:59:58.851 INFO [stderr] usermod: no changes
Dec 02 00:59:59.285 INFO [stderr]    Compiling serde v1.0.53
Dec 02 00:59:59.285 INFO [stderr]    Compiling openssl v0.10.7
Dec 02 00:59:59.287 INFO [stderr]    Compiling num-traits v0.2.3
Dec 02 00:59:59.290 INFO [stderr]    Compiling net2 v0.2.32
Dec 02 00:59:59.291 INFO [stderr]    Compiling actix-web v0.6.3
Dec 02 00:59:59.294 INFO [stderr]    Compiling futures-cpupool v0.1.8
Dec 02 00:59:59.294 INFO [stderr]    Compiling parking_lot_core v0.2.14
Dec 02 00:59:59.295 INFO [stderr]    Compiling crossbeam-epoch v0.2.0
Dec 02 01:00:04.333 INFO [stderr]    Compiling tokio-io v0.1.6
Dec 02 01:00:04.333 INFO [stderr]    Compiling http v0.1.5
Dec 02 01:00:04.333 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 02 01:00:04.335 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 02 01:00:04.340 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 02 01:00:04.366 INFO [stderr]    Compiling parking_lot v0.4.8
Dec 02 01:00:04.623 INFO [stderr]    Compiling syn v0.13.7
Dec 02 01:00:05.255 INFO [stderr]    Compiling mio v0.6.14
Dec 02 01:00:05.969 INFO [stderr]    Compiling regex v1.0.0
Dec 02 01:00:06.370 INFO [stderr]    Compiling tokio-threadpool v0.1.3
Dec 02 01:00:09.707 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 02 01:00:10.427 INFO [stderr]    Compiling num-integer v0.1.37
Dec 02 01:00:11.463 INFO [stderr]    Compiling flate2 v1.0.1
Dec 02 01:00:17.551 INFO [stderr]    Compiling brotli2 v0.3.2
Dec 02 01:00:25.115 INFO [stderr]    Compiling backtrace v0.3.7
Dec 02 01:00:25.543 INFO [stderr]    Compiling backtrace v0.2.3
Dec 02 01:00:26.060 INFO [stderr]    Compiling crossbeam-channel v0.1.2
Dec 02 01:00:30.063 INFO [stderr]    Compiling tokio-reactor v0.1.1
Dec 02 01:00:39.447 INFO [stderr]    Compiling mio-uds v0.6.6
Dec 02 01:00:39.459 INFO [stderr]    Compiling rayon v0.8.2
Dec 02 01:00:39.497 INFO [stderr]    Compiling tokio-fs v0.1.0
Dec 02 01:00:39.497 INFO [stderr]    Compiling env_logger v0.5.10
Dec 02 01:00:39.533 INFO [stderr]    Compiling error-chain v0.11.0
Dec 02 01:00:39.543 INFO [stderr]    Compiling failure v0.1.1
Dec 02 01:00:39.573 INFO [stderr]    Compiling error-chain v0.1.12
Dec 02 01:00:43.208 INFO [stderr]    Compiling h2 v0.1.6
Dec 02 01:00:45.972 INFO [stderr]    Compiling serde_derive v1.0.53
Dec 02 01:00:52.940 INFO [stderr]    Compiling serde_json v1.0.17
Dec 02 01:00:52.960 INFO [stderr]    Compiling semver v0.8.0
Dec 02 01:00:52.963 INFO [stderr]    Compiling uuid v0.6.3
Dec 02 01:00:52.977 INFO [stderr]    Compiling serde_urlencoded v0.5.1
Dec 02 01:00:53.092 INFO [stderr]    Compiling chrono v0.4.2
Dec 02 01:01:00.343 INFO [stderr]    Compiling tokio-tcp v0.1.0
Dec 02 01:01:00.355 INFO [stderr]    Compiling tokio-udp v0.1.0
Dec 02 01:01:00.395 INFO [stderr]    Compiling ring v0.12.1
Dec 02 01:01:06.107 INFO [stderr]    Compiling tokio v0.1.6
Dec 02 01:01:12.818 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 02 01:01:17.049 INFO [stderr]    Compiling cookie v0.10.1
Dec 02 01:01:18.934 INFO [stderr]    Compiling trust-dns-proto v0.3.3
Dec 02 01:01:18.935 INFO [stderr]    Compiling tokio-signal v0.1.5
Dec 02 01:01:18.935 INFO [stderr]    Compiling tokio-openssl v0.2.0
Dec 02 01:01:20.585 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 02 01:01:24.803 INFO [stderr]    Compiling skeptic v0.13.2
Dec 02 01:01:30.757 INFO [stderr]    Compiling trust-dns-resolver v0.8.2
Dec 02 01:01:31.942 INFO [stderr]    Compiling actix v0.5.6
Dec 02 01:02:17.513 INFO [stderr]    Compiling alienchat v0.1.0 (/source)
Dec 02 01:02:24.119 INFO [stderr] warning: cannot find type `SessionMessage` in this scope
Dec 02 01:02:24.119 INFO [stderr]   --> src/actors/chatserver.rs:11:10
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr] 11 | #[derive(Message)]
Dec 02 01:02:24.119 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Dec 02 01:02:24.119 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:24.119 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:24.119 INFO [stderr] 
Dec 02 01:02:24.119 INFO [stderr] warning: cannot find type `Connect` in this scope
Dec 02 01:02:24.119 INFO [stderr]   --> src/actors/chatserver.rs:15:10
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr] 15 | #[derive(Message)]
Dec 02 01:02:24.119 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:24.119 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:24.119 INFO [stderr] 
Dec 02 01:02:24.119 INFO [stderr] warning: cannot find type `Disconnect` in this scope
Dec 02 01:02:24.119 INFO [stderr]   --> src/actors/chatserver.rs:22:10
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr] 22 | #[derive(Message)]
Dec 02 01:02:24.119 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:24.119 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:24.119 INFO [stderr] 
Dec 02 01:02:24.119 INFO [stderr] warning: cannot find type `Message` in this scope
Dec 02 01:02:24.119 INFO [stderr]   --> src/actors/chatserver.rs:28:10
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr] 28 | #[derive(Message)]
Dec 02 01:02:24.119 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:24.119 INFO [stderr]    |
Dec 02 01:02:24.119 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:24.119 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:24.119 INFO [stderr] 
Dec 02 01:02:24.119 INFO [stderr] warning: unused import: `std::fmt::Error`
Dec 02 01:02:24.119 INFO [stderr]  --> src/controller.rs:6:5
Dec 02 01:02:24.119 INFO [stderr]   |
Dec 02 01:02:24.119 INFO [stderr] 6 | use std::fmt::Error;
Dec 02 01:02:24.119 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 02 01:02:24.120 INFO [stderr]   |
Dec 02 01:02:24.120 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 01:02:24.120 INFO [stderr] 
Dec 02 01:02:24.120 INFO [stderr] warning: unused import: `std::fmt::Formatter`
Dec 02 01:02:24.120 INFO [stderr]  --> src/controller.rs:7:5
Dec 02 01:02:24.120 INFO [stderr]   |
Dec 02 01:02:24.120 INFO [stderr] 7 | use std::fmt::Formatter;
Dec 02 01:02:24.120 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:24.120 INFO [stderr] 
Dec 02 01:02:24.123 INFO [stderr] warning: unused import: `serde_json`
Dec 02 01:02:24.123 INFO [stderr]  --> src/user.rs:4:5
Dec 02 01:02:24.123 INFO [stderr]   |
Dec 02 01:02:24.123 INFO [stderr] 4 | use serde_json;
Dec 02 01:02:24.123 INFO [stderr]   |     ^^^^^^^^^^
Dec 02 01:02:24.123 INFO [stderr] 
Dec 02 01:02:24.611 INFO [stderr] warning: unused variable: `role`
Dec 02 01:02:24.611 INFO [stderr]   --> src/user.rs:55:35
Dec 02 01:02:24.611 INFO [stderr]    |
Dec 02 01:02:24.611 INFO [stderr] 55 |     pub fn revoke_role(&mut self, role: &Role) {
Dec 02 01:02:24.611 INFO [stderr]    |                                   ^^^^ help: consider using `_role` instead
Dec 02 01:02:24.611 INFO [stderr]    |
Dec 02 01:02:24.612 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 01:02:24.612 INFO [stderr] 
Dec 02 01:02:24.635 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:24.635 INFO [stderr]   --> src/controller.rs:53:13
Dec 02 01:02:24.635 INFO [stderr]    |
Dec 02 01:02:24.635 INFO [stderr] 53 |         let mut room_data = self.room_data_interface.provide_room_data();
Dec 02 01:02:24.635 INFO [stderr]    |             ----^^^^^^^^^
Dec 02 01:02:24.635 INFO [stderr]    |             |
Dec 02 01:02:24.635 INFO [stderr]    |             help: remove this `mut`
Dec 02 01:02:24.635 INFO [stderr]    |
Dec 02 01:02:24.635 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 01:02:24.635 INFO [stderr] 
Dec 02 01:02:24.638 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:24.638 INFO [stderr]    --> src/controller.rs:116:13
Dec 02 01:02:24.638 INFO [stderr]     |
Dec 02 01:02:24.638 INFO [stderr] 116 |         let mut room = Room::new(name, owner);
Dec 02 01:02:24.638 INFO [stderr]     |             ----^^^^
Dec 02 01:02:24.638 INFO [stderr]     |             |
Dec 02 01:02:24.639 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:02:24.639 INFO [stderr] 
Dec 02 01:02:24.771 INFO [stderr] warning: struct is never constructed: `MockUserDataImpl`
Dec 02 01:02:24.771 INFO [stderr]  --> src/mock_data.rs:8:1
Dec 02 01:02:24.771 INFO [stderr]   |
Dec 02 01:02:24.771 INFO [stderr] 8 | pub struct MockUserDataImpl {
Dec 02 01:02:24.771 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:24.771 INFO [stderr]   |
Dec 02 01:02:24.771 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 01:02:24.771 INFO [stderr] 
Dec 02 01:02:24.771 INFO [stderr] warning: method is never used: `new`
Dec 02 01:02:24.771 INFO [stderr]   --> src/mock_data.rs:13:5
Dec 02 01:02:24.771 INFO [stderr]    |
Dec 02 01:02:24.771 INFO [stderr] 13 |     pub fn new() -> MockUserDataImpl {
Dec 02 01:02:24.771 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:24.771 INFO [stderr] 
Dec 02 01:02:24.771 INFO [stderr] warning: struct is never constructed: `MockRoomDataImpl`
Dec 02 01:02:24.771 INFO [stderr]   --> src/mock_data.rs:83:1
Dec 02 01:02:24.771 INFO [stderr]    |
Dec 02 01:02:24.771 INFO [stderr] 83 | pub struct MockRoomDataImpl {
Dec 02 01:02:24.771 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:24.771 INFO [stderr] 
Dec 02 01:02:24.771 INFO [stderr] warning: method is never used: `new`
Dec 02 01:02:24.771 INFO [stderr]   --> src/mock_data.rs:88:5
Dec 02 01:02:24.771 INFO [stderr]    |
Dec 02 01:02:24.771 INFO [stderr] 88 |     pub fn new(user_list: &Vec<User>) -> Self {
Dec 02 01:02:24.771 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:24.771 INFO [stderr] 
Dec 02 01:02:40.824 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
Dec 02 01:02:40.846 INFO [stderr] su: No module specific data is present
Dec 02 01:02:41.679 INFO running `"docker" "inspect" "8a265dfe762d9af3dbaaba7a8941ba842028739806d6d7333811e26945e0a9a1"`
Dec 02 01:02:41.939 INFO running `"docker" "rm" "-f" "8a265dfe762d9af3dbaaba7a8941ba842028739806d6d7333811e26945e0a9a1"`
Dec 02 01:02:42.224 INFO [stdout] 8a265dfe762d9af3dbaaba7a8941ba842028739806d6d7333811e26945e0a9a1
Dec 02 01:02:42.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 01:02:42.736 INFO [stdout] 69ba3cea44b3f8ebf69c52c7a895622492149e3b4f85e1627998441706e477f5
Dec 02 01:02:42.743 INFO running `"docker" "start" "-a" "69ba3cea44b3f8ebf69c52c7a895622492149e3b4f85e1627998441706e477f5"`
Dec 02 01:02:43.819 INFO [stderr] usermod: no changes
Dec 02 01:02:44.214 INFO [stderr]    Compiling alienchat v0.1.0 (/source)
Dec 02 01:02:50.876 INFO [stderr] warning: cannot find type `SessionMessage` in this scope
Dec 02 01:02:50.876 INFO [stderr]   --> src/actors/chatserver.rs:11:10
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr] 11 | #[derive(Message)]
Dec 02 01:02:50.876 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Dec 02 01:02:50.876 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:50.876 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:50.876 INFO [stderr] 
Dec 02 01:02:50.876 INFO [stderr] warning: cannot find type `Connect` in this scope
Dec 02 01:02:50.876 INFO [stderr]   --> src/actors/chatserver.rs:15:10
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr] 15 | #[derive(Message)]
Dec 02 01:02:50.876 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:50.876 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:50.876 INFO [stderr] 
Dec 02 01:02:50.876 INFO [stderr] warning: cannot find type `Disconnect` in this scope
Dec 02 01:02:50.876 INFO [stderr]   --> src/actors/chatserver.rs:22:10
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr] 22 | #[derive(Message)]
Dec 02 01:02:50.876 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:50.876 INFO [stderr]    |
Dec 02 01:02:50.876 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:50.876 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:50.876 INFO [stderr] 
Dec 02 01:02:50.876 INFO [stderr] warning: cannot find type `Message` in this scope
Dec 02 01:02:50.876 INFO [stderr]   --> src/actors/chatserver.rs:28:10
Dec 02 01:02:50.877 INFO [stderr]    |
Dec 02 01:02:50.877 INFO [stderr] 28 | #[derive(Message)]
Dec 02 01:02:50.877 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:50.877 INFO [stderr]    |
Dec 02 01:02:50.877 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 02 01:02:50.877 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:50.877 INFO [stderr] 
Dec 02 01:02:50.877 INFO [stderr] warning: unused import: `std::fmt::Error`
Dec 02 01:02:50.877 INFO [stderr]  --> src/controller.rs:6:5
Dec 02 01:02:50.877 INFO [stderr]   |
Dec 02 01:02:50.877 INFO [stderr] 6 | use std::fmt::Error;
Dec 02 01:02:50.877 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 02 01:02:50.877 INFO [stderr]   |
Dec 02 01:02:50.877 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 01:02:50.877 INFO [stderr] 
Dec 02 01:02:50.877 INFO [stderr] warning: unused import: `std::fmt::Formatter`
Dec 02 01:02:50.877 INFO [stderr]  --> src/controller.rs:7:5
Dec 02 01:02:50.877 INFO [stderr]   |
Dec 02 01:02:50.877 INFO [stderr] 7 | use std::fmt::Formatter;
Dec 02 01:02:50.877 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:50.877 INFO [stderr] 
Dec 02 01:02:51.551 INFO [stderr] warning: unused variable: `role`
Dec 02 01:02:51.551 INFO [stderr]   --> src/user.rs:55:35
Dec 02 01:02:51.551 INFO [stderr]    |
Dec 02 01:02:51.551 INFO [stderr] 55 |     pub fn revoke_role(&mut self, role: &Role) {
Dec 02 01:02:51.551 INFO [stderr]    |                                   ^^^^ help: consider using `_role` instead
Dec 02 01:02:51.551 INFO [stderr]    |
Dec 02 01:02:51.551 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 01:02:51.551 INFO [stderr] 
Dec 02 01:02:51.575 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.575 INFO [stderr]   --> src/controller.rs:53:13
Dec 02 01:02:51.575 INFO [stderr]    |
Dec 02 01:02:51.575 INFO [stderr] 53 |         let mut room_data = self.room_data_interface.provide_room_data();
Dec 02 01:02:51.575 INFO [stderr]    |             ----^^^^^^^^^
Dec 02 01:02:51.575 INFO [stderr]    |             |
Dec 02 01:02:51.575 INFO [stderr]    |             help: remove this `mut`
Dec 02 01:02:51.575 INFO [stderr]    |
Dec 02 01:02:51.575 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 01:02:51.575 INFO [stderr] 
Dec 02 01:02:51.583 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.583 INFO [stderr]    --> src/controller.rs:116:13
Dec 02 01:02:51.583 INFO [stderr]     |
Dec 02 01:02:51.583 INFO [stderr] 116 |         let mut room = Room::new(name, owner);
Dec 02 01:02:51.583 INFO [stderr]     |             ----^^^^
Dec 02 01:02:51.583 INFO [stderr]     |             |
Dec 02 01:02:51.583 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:02:51.583 INFO [stderr] 
Dec 02 01:02:51.599 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.599 INFO [stderr]    --> src/controller.rs:392:9
Dec 02 01:02:51.599 INFO [stderr]     |
Dec 02 01:02:51.599 INFO [stderr] 392 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.599 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.599 INFO [stderr]     |         |
Dec 02 01:02:51.599 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.599 INFO [stderr] 
Dec 02 01:02:51.603 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.603 INFO [stderr]    --> src/controller.rs:420:9
Dec 02 01:02:51.603 INFO [stderr]     |
Dec 02 01:02:51.603 INFO [stderr] 420 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.603 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.603 INFO [stderr]     |         |
Dec 02 01:02:51.603 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.603 INFO [stderr] 
Dec 02 01:02:51.603 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.603 INFO [stderr]    --> src/controller.rs:454:9
Dec 02 01:02:51.603 INFO [stderr]     |
Dec 02 01:02:51.603 INFO [stderr] 454 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.603 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.603 INFO [stderr]     |         |
Dec 02 01:02:51.603 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.603 INFO [stderr] 
Dec 02 01:02:51.609 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.609 INFO [stderr]    --> src/controller.rs:486:9
Dec 02 01:02:51.609 INFO [stderr]     |
Dec 02 01:02:51.609 INFO [stderr] 486 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.609 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.609 INFO [stderr]     |         |
Dec 02 01:02:51.609 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.609 INFO [stderr] 
Dec 02 01:02:51.609 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.609 INFO [stderr]    --> src/controller.rs:526:9
Dec 02 01:02:51.609 INFO [stderr]     |
Dec 02 01:02:51.609 INFO [stderr] 526 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.609 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.609 INFO [stderr]     |         |
Dec 02 01:02:51.609 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.609 INFO [stderr] 
Dec 02 01:02:51.611 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.611 INFO [stderr]    --> src/controller.rs:567:9
Dec 02 01:02:51.611 INFO [stderr]     |
Dec 02 01:02:51.611 INFO [stderr] 567 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:51.611 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:51.611 INFO [stderr]     |         |
Dec 02 01:02:51.611 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.611 INFO [stderr] 
Dec 02 01:02:51.711 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.711 INFO [stderr]    --> src/room.rs:160:9
Dec 02 01:02:51.711 INFO [stderr]     |
Dec 02 01:02:51.711 INFO [stderr] 160 |     let mut room = Room::new("Testroom".to_string(), user.copy_id());
Dec 02 01:02:51.711 INFO [stderr]     |         ----^^^^
Dec 02 01:02:51.711 INFO [stderr]     |         |
Dec 02 01:02:51.711 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:51.711 INFO [stderr] 
Dec 02 01:02:51.748 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:51.748 INFO [stderr]   --> src/user.rs:96:9
Dec 02 01:02:51.748 INFO [stderr]    |
Dec 02 01:02:51.748 INFO [stderr] 96 |     let mut user = User::new(
Dec 02 01:02:51.748 INFO [stderr]    |         ----^^^^
Dec 02 01:02:51.748 INFO [stderr]    |         |
Dec 02 01:02:51.748 INFO [stderr]    |         help: remove this `mut`
Dec 02 01:02:51.748 INFO [stderr] 
Dec 02 01:02:57.391 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.53s
Dec 02 01:02:57.408 INFO [stderr] su: No module specific data is present
Dec 02 01:02:57.883 INFO running `"docker" "inspect" "69ba3cea44b3f8ebf69c52c7a895622492149e3b4f85e1627998441706e477f5"`
Dec 02 01:02:58.105 INFO running `"docker" "rm" "-f" "69ba3cea44b3f8ebf69c52c7a895622492149e3b4f85e1627998441706e477f5"`
Dec 02 01:02:58.323 INFO [stdout] 69ba3cea44b3f8ebf69c52c7a895622492149e3b4f85e1627998441706e477f5
Dec 02 01:02:58.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 01:02:58.667 INFO [stdout] 60ecd993b224098e7274f61e7aeff2ce04e11f0dd6ed5318452cf858b33d114a
Dec 02 01:02:58.673 INFO running `"docker" "start" "-a" "60ecd993b224098e7274f61e7aeff2ce04e11f0dd6ed5318452cf858b33d114a"`
Dec 02 01:02:59.696 INFO [stderr] usermod: no changes
Dec 02 01:02:59.959 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
Dec 02 01:02:59.985 INFO [stderr]      Running /target/debug/deps/alienchat-f31e3bd72641d386
Dec 02 01:02:59.998 INFO [stdout] 
Dec 02 01:02:59.998 INFO [stdout] running 9 tests
Dec 02 01:02:59.999 INFO [stdout] test controller::test_ban ... ok
Dec 02 01:03:00.001 INFO [stdout] test controller::test_interface ... ok
Dec 02 01:03:00.001 INFO [stdout] test controller::test_member ... ok
Dec 02 01:03:00.003 INFO [stdout] test controller::test_mute ... ok
Dec 02 01:03:00.003 INFO [stdout] test controller::test_moderator ... ok
Dec 02 01:03:00.003 INFO [stdout] test controller::test_room ... ok
Dec 02 01:03:00.005 INFO [stdout] test room::test_room_serialize ... ok
Dec 02 01:03:00.005 INFO [stdout] test user::test_user_serialize ... ok
Dec 02 01:03:00.007 INFO [stdout] test user::test_role ... ok
Dec 02 01:03:00.007 INFO [stdout] 
Dec 02 01:03:00.007 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 01:03:00.007 INFO [stdout] 
Dec 02 01:03:00.010 INFO [stderr] su: No module specific data is present
Dec 02 01:03:00.453 INFO running `"docker" "inspect" "60ecd993b224098e7274f61e7aeff2ce04e11f0dd6ed5318452cf858b33d114a"`
Dec 02 01:03:00.601 INFO running `"docker" "rm" "-f" "60ecd993b224098e7274f61e7aeff2ce04e11f0dd6ed5318452cf858b33d114a"`
Dec 02 01:03:00.791 INFO [stdout] 60ecd993b224098e7274f61e7aeff2ce04e11f0dd6ed5318452cf858b33d114a
