Dec 02 00:59:57.897 INFO testing aliencode-github/alienchat against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 00:59:57.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 00:59:58.365 INFO [stdout] ef8834649a6fe22863c6b72a94657e3862c4ae94b8ecaf2882cfae30e87c68e7
Dec 02 00:59:58.368 INFO running `"docker" "start" "-a" "ef8834649a6fe22863c6b72a94657e3862c4ae94b8ecaf2882cfae30e87c68e7"`
Dec 02 00:59:58.885 INFO [stderr] usermod: no changes
Dec 02 00:59:59.250 INFO [stderr]    Compiling serde v1.0.53
Dec 02 00:59:59.256 INFO [stderr]    Compiling num-traits v0.2.3
Dec 02 00:59:59.256 INFO [stderr]    Compiling actix-web v0.6.3
Dec 02 00:59:59.256 INFO [stderr]    Compiling base64 v0.6.0
Dec 02 00:59:59.256 INFO [stderr]    Compiling tempdir v0.3.7
Dec 02 00:59:59.256 INFO [stderr]    Compiling parking_lot_core v0.2.14
Dec 02 00:59:59.256 INFO [stderr]    Compiling crossbeam-epoch v0.2.0
Dec 02 00:59:59.261 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 02 01:00:00.371 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 02 01:00:01.472 INFO [stderr]    Compiling http v0.1.5
Dec 02 01:00:01.679 INFO [stderr]    Compiling mio-uds v0.6.6
Dec 02 01:00:04.459 INFO [stderr]    Compiling brotli2 v0.3.2
Dec 02 01:00:04.511 INFO [stderr]    Compiling flate2 v1.0.1
Dec 02 01:00:04.511 INFO [stderr]    Compiling parking_lot v0.4.8
Dec 02 01:00:04.511 INFO [stderr]    Compiling serde_derive v1.0.53
Dec 02 01:00:04.583 INFO [stderr]    Compiling backtrace v0.2.3
Dec 02 01:00:06.742 INFO [stderr]    Compiling error-chain v0.11.0
Dec 02 01:00:08.763 INFO [stderr]    Compiling num-integer v0.1.37
Dec 02 01:00:08.831 INFO [stderr]    Compiling rayon v0.8.2
Dec 02 01:00:08.883 INFO [stderr]    Compiling failure v0.1.1
Dec 02 01:00:08.935 INFO [stderr]    Compiling crossbeam-channel v0.1.2
Dec 02 01:00:11.282 INFO [stderr]    Compiling error-chain v0.1.12
Dec 02 01:00:11.319 INFO [stderr]    Compiling tokio-signal v0.1.5
Dec 02 01:00:14.539 INFO [stderr]    Compiling tokio-openssl v0.2.0
Dec 02 01:00:14.817 INFO [stderr]    Compiling trust-dns-proto v0.3.3
Dec 02 01:00:25.583 INFO [stderr]    Compiling ring v0.12.1
Dec 02 01:00:28.587 INFO [stderr]    Compiling h2 v0.1.6
Dec 02 01:00:38.053 INFO [stderr]    Compiling serde_json v1.0.17
Dec 02 01:00:39.150 INFO [stderr]    Compiling semver v0.8.0
Dec 02 01:00:39.588 INFO [stderr]    Compiling uuid v0.6.3
Dec 02 01:00:39.595 INFO [stderr]    Compiling serde_urlencoded v0.5.1
Dec 02 01:00:39.656 INFO [stderr]    Compiling chrono v0.4.2
Dec 02 01:00:52.907 INFO [stderr]    Compiling trust-dns-resolver v0.8.2
Dec 02 01:01:01.860 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 02 01:01:03.928 INFO [stderr]    Compiling cookie v0.10.1
Dec 02 01:01:10.339 INFO [stderr]    Compiling skeptic v0.13.2
Dec 02 01:01:15.755 INFO [stderr]    Compiling actix v0.5.6
Dec 02 01:01:56.101 INFO [stderr]    Compiling alienchat v0.1.0 (/source)
Dec 02 01:02:01.971 INFO [stderr] warning: cannot find type `SessionMessage` in this scope
Dec 02 01:02:01.971 INFO [stderr]   --> src/actors/chatserver.rs:11:10
Dec 02 01:02:01.971 INFO [stderr]    |
Dec 02 01:02:01.971 INFO [stderr] 11 | #[derive(Message)]
Dec 02 01:02:01.971 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:01.971 INFO [stderr]    |
Dec 02 01:02:01.971 INFO [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Dec 02 01:02:01.971 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 01:02:01.971 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.972 INFO [stderr] warning: cannot find type `Connect` in this scope
Dec 02 01:02:01.972 INFO [stderr]   --> src/actors/chatserver.rs:15:10
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 INFO [stderr] 15 | #[derive(Message)]
Dec 02 01:02:01.972 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 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 01:02:01.972 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.972 INFO [stderr] warning: cannot find type `Disconnect` in this scope
Dec 02 01:02:01.972 INFO [stderr]   --> src/actors/chatserver.rs:22:10
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 INFO [stderr] 22 | #[derive(Message)]
Dec 02 01:02:01.972 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 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 01:02:01.972 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.972 INFO [stderr] warning: cannot find type `Message` in this scope
Dec 02 01:02:01.972 INFO [stderr]   --> src/actors/chatserver.rs:28:10
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 INFO [stderr] 28 | #[derive(Message)]
Dec 02 01:02:01.972 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:01.972 INFO [stderr]    |
Dec 02 01:02:01.972 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 01:02:01.972 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.972 INFO [stderr] warning: unused import: `std::fmt::Error`
Dec 02 01:02:01.972 INFO [stderr]  --> src/controller.rs:6:5
Dec 02 01:02:01.972 INFO [stderr]   |
Dec 02 01:02:01.972 INFO [stderr] 6 | use std::fmt::Error;
Dec 02 01:02:01.972 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 02 01:02:01.972 INFO [stderr]   |
Dec 02 01:02:01.972 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.972 INFO [stderr] warning: unused import: `std::fmt::Formatter`
Dec 02 01:02:01.972 INFO [stderr]  --> src/controller.rs:7:5
Dec 02 01:02:01.972 INFO [stderr]   |
Dec 02 01:02:01.972 INFO [stderr] 7 | use std::fmt::Formatter;
Dec 02 01:02:01.972 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:01.972 INFO [stderr] 
Dec 02 01:02:01.973 INFO [stderr] warning: unused import: `serde_json`
Dec 02 01:02:01.973 INFO [stderr]  --> src/user.rs:4:5
Dec 02 01:02:01.973 INFO [stderr]   |
Dec 02 01:02:01.973 INFO [stderr] 4 | use serde_json;
Dec 02 01:02:01.973 INFO [stderr]   |     ^^^^^^^^^^
Dec 02 01:02:01.973 INFO [stderr] 
Dec 02 01:02:02.521 INFO [stderr] warning: unused variable: `role`
Dec 02 01:02:02.521 INFO [stderr]   --> src/user.rs:55:35
Dec 02 01:02:02.521 INFO [stderr]    |
Dec 02 01:02:02.522 INFO [stderr] 55 |     pub fn revoke_role(&mut self, role: &Role) {
Dec 02 01:02:02.522 INFO [stderr]    |                                   ^^^^ help: consider using `_role` instead
Dec 02 01:02:02.522 INFO [stderr]    |
Dec 02 01:02:02.523 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 01:02:02.523 INFO [stderr] 
Dec 02 01:02:02.555 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:02.555 INFO [stderr]   --> src/controller.rs:53:13
Dec 02 01:02:02.555 INFO [stderr]    |
Dec 02 01:02:02.555 INFO [stderr] 53 |         let mut room_data = self.room_data_interface.provide_room_data();
Dec 02 01:02:02.556 INFO [stderr]    |             ----^^^^^^^^^
Dec 02 01:02:02.556 INFO [stderr]    |             |
Dec 02 01:02:02.556 INFO [stderr]    |             help: remove this `mut`
Dec 02 01:02:02.556 INFO [stderr]    |
Dec 02 01:02:02.557 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 01:02:02.557 INFO [stderr] 
Dec 02 01:02:02.561 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:02.562 INFO [stderr]    --> src/controller.rs:116:13
Dec 02 01:02:02.562 INFO [stderr]     |
Dec 02 01:02:02.562 INFO [stderr] 116 |         let mut room = Room::new(name, owner);
Dec 02 01:02:02.562 INFO [stderr]     |             ----^^^^
Dec 02 01:02:02.563 INFO [stderr]     |             |
Dec 02 01:02:02.563 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:02:02.563 INFO [stderr] 
Dec 02 01:02:02.690 INFO [stderr] warning: struct is never constructed: `MockUserDataImpl`
Dec 02 01:02:02.690 INFO [stderr]  --> src/mock_data.rs:8:1
Dec 02 01:02:02.690 INFO [stderr]   |
Dec 02 01:02:02.691 INFO [stderr] 8 | pub struct MockUserDataImpl {
Dec 02 01:02:02.691 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:02.691 INFO [stderr]   |
Dec 02 01:02:02.692 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 01:02:02.692 INFO [stderr] 
Dec 02 01:02:02.692 INFO [stderr] warning: method is never used: `new`
Dec 02 01:02:02.692 INFO [stderr]   --> src/mock_data.rs:13:5
Dec 02 01:02:02.693 INFO [stderr]    |
Dec 02 01:02:02.693 INFO [stderr] 13 |     pub fn new() -> MockUserDataImpl {
Dec 02 01:02:02.693 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:02.693 INFO [stderr] 
Dec 02 01:02:02.694 INFO [stderr] warning: struct is never constructed: `MockRoomDataImpl`
Dec 02 01:02:02.694 INFO [stderr]   --> src/mock_data.rs:83:1
Dec 02 01:02:02.694 INFO [stderr]    |
Dec 02 01:02:02.694 INFO [stderr] 83 | pub struct MockRoomDataImpl {
Dec 02 01:02:02.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:02.695 INFO [stderr] 
Dec 02 01:02:02.695 INFO [stderr] warning: method is never used: `new`
Dec 02 01:02:02.695 INFO [stderr]   --> src/mock_data.rs:88:5
Dec 02 01:02:02.696 INFO [stderr]    |
Dec 02 01:02:02.696 INFO [stderr] 88 |     pub fn new(user_list: &Vec<User>) -> Self {
Dec 02 01:02:02.696 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:02.696 INFO [stderr] 
Dec 02 01:02:23.028 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
Dec 02 01:02:23.059 INFO [stderr] su: No module specific data is present
Dec 02 01:02:24.692 INFO running `"docker" "inspect" "ef8834649a6fe22863c6b72a94657e3862c4ae94b8ecaf2882cfae30e87c68e7"`
Dec 02 01:02:25.068 INFO running `"docker" "rm" "-f" "ef8834649a6fe22863c6b72a94657e3862c4ae94b8ecaf2882cfae30e87c68e7"`
Dec 02 01:02:25.367 INFO [stdout] ef8834649a6fe22863c6b72a94657e3862c4ae94b8ecaf2882cfae30e87c68e7
Dec 02 01:02:25.375 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 01:02:25.823 INFO [stdout] 1f923fd5c6c3e31a6e7885978a662113960f3374dc6665d364501be5da0b3194
Dec 02 01:02:25.825 INFO running `"docker" "start" "-a" "1f923fd5c6c3e31a6e7885978a662113960f3374dc6665d364501be5da0b3194"`
Dec 02 01:02:28.422 INFO [stderr] usermod: no changes
Dec 02 01:02:28.895 INFO [stderr]    Compiling alienchat v0.1.0 (/source)
Dec 02 01:02:34.439 INFO [stderr] warning: cannot find type `SessionMessage` in this scope
Dec 02 01:02:34.439 INFO [stderr]   --> src/actors/chatserver.rs:11:10
Dec 02 01:02:34.439 INFO [stderr]    |
Dec 02 01:02:34.439 INFO [stderr] 11 | #[derive(Message)]
Dec 02 01:02:34.439 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:34.439 INFO [stderr]    |
Dec 02 01:02:34.439 INFO [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Dec 02 01:02:34.439 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 01:02:34.439 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:34.439 INFO [stderr] 
Dec 02 01:02:34.439 INFO [stderr] warning: cannot find type `Connect` in this scope
Dec 02 01:02:34.439 INFO [stderr]   --> src/actors/chatserver.rs:15:10
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 INFO [stderr] 15 | #[derive(Message)]
Dec 02 01:02:34.440 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 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 01:02:34.440 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:34.440 INFO [stderr] 
Dec 02 01:02:34.440 INFO [stderr] warning: cannot find type `Disconnect` in this scope
Dec 02 01:02:34.440 INFO [stderr]   --> src/actors/chatserver.rs:22:10
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 INFO [stderr] 22 | #[derive(Message)]
Dec 02 01:02:34.440 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 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 01:02:34.440 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:34.440 INFO [stderr] 
Dec 02 01:02:34.440 INFO [stderr] warning: cannot find type `Message` in this scope
Dec 02 01:02:34.440 INFO [stderr]   --> src/actors/chatserver.rs:28:10
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 INFO [stderr] 28 | #[derive(Message)]
Dec 02 01:02:34.440 INFO [stderr]    |          ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 02 01:02:34.440 INFO [stderr]    |
Dec 02 01:02:34.440 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 01:02:34.440 INFO [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 02 01:02:34.440 INFO [stderr] 
Dec 02 01:02:34.440 INFO [stderr] warning: unused import: `std::fmt::Error`
Dec 02 01:02:34.440 INFO [stderr]  --> src/controller.rs:6:5
Dec 02 01:02:34.440 INFO [stderr]   |
Dec 02 01:02:34.440 INFO [stderr] 6 | use std::fmt::Error;
Dec 02 01:02:34.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 02 01:02:34.440 INFO [stderr]   |
Dec 02 01:02:34.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 01:02:34.440 INFO [stderr] 
Dec 02 01:02:34.440 INFO [stderr] warning: unused import: `std::fmt::Formatter`
Dec 02 01:02:34.440 INFO [stderr]  --> src/controller.rs:7:5
Dec 02 01:02:34.440 INFO [stderr]   |
Dec 02 01:02:34.440 INFO [stderr] 7 | use std::fmt::Formatter;
Dec 02 01:02:34.440 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:34.440 INFO [stderr] 
Dec 02 01:02:34.986 INFO [stderr] warning: unused variable: `role`
Dec 02 01:02:34.986 INFO [stderr]   --> src/user.rs:55:35
Dec 02 01:02:34.986 INFO [stderr]    |
Dec 02 01:02:34.986 INFO [stderr] 55 |     pub fn revoke_role(&mut self, role: &Role) {
Dec 02 01:02:34.986 INFO [stderr]    |                                   ^^^^ help: consider using `_role` instead
Dec 02 01:02:34.986 INFO [stderr]    |
Dec 02 01:02:34.986 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 01:02:34.986 INFO [stderr] 
Dec 02 01:02:35.020 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.020 INFO [stderr]   --> src/controller.rs:53:13
Dec 02 01:02:35.020 INFO [stderr]    |
Dec 02 01:02:35.020 INFO [stderr] 53 |         let mut room_data = self.room_data_interface.provide_room_data();
Dec 02 01:02:35.020 INFO [stderr]    |             ----^^^^^^^^^
Dec 02 01:02:35.021 INFO [stderr]    |             |
Dec 02 01:02:35.021 INFO [stderr]    |             help: remove this `mut`
Dec 02 01:02:35.021 INFO [stderr]    |
Dec 02 01:02:35.021 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 01:02:35.021 INFO [stderr] 
Dec 02 01:02:35.024 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.024 INFO [stderr]    --> src/controller.rs:116:13
Dec 02 01:02:35.024 INFO [stderr]     |
Dec 02 01:02:35.024 INFO [stderr] 116 |         let mut room = Room::new(name, owner);
Dec 02 01:02:35.025 INFO [stderr]     |             ----^^^^
Dec 02 01:02:35.025 INFO [stderr]     |             |
Dec 02 01:02:35.025 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:02:35.025 INFO [stderr] 
Dec 02 01:02:35.041 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.041 INFO [stderr]    --> src/controller.rs:392:9
Dec 02 01:02:35.041 INFO [stderr]     |
Dec 02 01:02:35.041 INFO [stderr] 392 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.041 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.041 INFO [stderr]     |         |
Dec 02 01:02:35.041 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.041 INFO [stderr] 
Dec 02 01:02:35.046 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.046 INFO [stderr]    --> src/controller.rs:420:9
Dec 02 01:02:35.046 INFO [stderr]     |
Dec 02 01:02:35.046 INFO [stderr] 420 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.046 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.046 INFO [stderr]     |         |
Dec 02 01:02:35.046 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.046 INFO [stderr] 
Dec 02 01:02:35.048 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.048 INFO [stderr]    --> src/controller.rs:454:9
Dec 02 01:02:35.048 INFO [stderr]     |
Dec 02 01:02:35.048 INFO [stderr] 454 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.048 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.048 INFO [stderr]     |         |
Dec 02 01:02:35.048 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.048 INFO [stderr] 
Dec 02 01:02:35.050 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.050 INFO [stderr]    --> src/controller.rs:486:9
Dec 02 01:02:35.050 INFO [stderr]     |
Dec 02 01:02:35.050 INFO [stderr] 486 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.050 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.050 INFO [stderr]     |         |
Dec 02 01:02:35.050 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.050 INFO [stderr] 
Dec 02 01:02:35.052 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.052 INFO [stderr]    --> src/controller.rs:526:9
Dec 02 01:02:35.052 INFO [stderr]     |
Dec 02 01:02:35.053 INFO [stderr] 526 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.053 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.053 INFO [stderr]     |         |
Dec 02 01:02:35.053 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.053 INFO [stderr] 
Dec 02 01:02:35.055 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.055 INFO [stderr]    --> src/controller.rs:567:9
Dec 02 01:02:35.055 INFO [stderr]     |
Dec 02 01:02:35.055 INFO [stderr] 567 |     let mut room_data_interface = MockRoomDataImpl::new(&user_data);
Dec 02 01:02:35.055 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^
Dec 02 01:02:35.055 INFO [stderr]     |         |
Dec 02 01:02:35.055 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.055 INFO [stderr] 
Dec 02 01:02:35.137 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.137 INFO [stderr]    --> src/room.rs:160:9
Dec 02 01:02:35.137 INFO [stderr]     |
Dec 02 01:02:35.137 INFO [stderr] 160 |     let mut room = Room::new("Testroom".to_string(), user.copy_id());
Dec 02 01:02:35.137 INFO [stderr]     |         ----^^^^
Dec 02 01:02:35.137 INFO [stderr]     |         |
Dec 02 01:02:35.137 INFO [stderr]     |         help: remove this `mut`
Dec 02 01:02:35.137 INFO [stderr] 
Dec 02 01:02:35.174 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:02:35.174 INFO [stderr]   --> src/user.rs:96:9
Dec 02 01:02:35.174 INFO [stderr]    |
Dec 02 01:02:35.174 INFO [stderr] 96 |     let mut user = User::new(
Dec 02 01:02:35.174 INFO [stderr]    |         ----^^^^
Dec 02 01:02:35.174 INFO [stderr]    |         |
Dec 02 01:02:35.174 INFO [stderr]    |         help: remove this `mut`
Dec 02 01:02:35.174 INFO [stderr] 
Dec 02 01:02:41.203 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
Dec 02 01:02:41.222 INFO [stderr] su: No module specific data is present
Dec 02 01:02:41.920 INFO running `"docker" "inspect" "1f923fd5c6c3e31a6e7885978a662113960f3374dc6665d364501be5da0b3194"`
Dec 02 01:02:42.105 INFO running `"docker" "rm" "-f" "1f923fd5c6c3e31a6e7885978a662113960f3374dc6665d364501be5da0b3194"`
Dec 02 01:02:42.379 INFO [stdout] 1f923fd5c6c3e31a6e7885978a662113960f3374dc6665d364501be5da0b3194
Dec 02 01:02:42.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 01:02:42.824 INFO [stdout] 7f9c2076e7fd43cb8e9879e4c62128a5ccf02c653611c26d3e7b50e4e6ec0be0
Dec 02 01:02:42.831 INFO running `"docker" "start" "-a" "7f9c2076e7fd43cb8e9879e4c62128a5ccf02c653611c26d3e7b50e4e6ec0be0"`
Dec 02 01:02:43.959 INFO [stderr] usermod: no changes
Dec 02 01:02:44.269 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
Dec 02 01:02:44.293 INFO [stderr]      Running /target/debug/deps/alienchat-aad40855b2f6795b
Dec 02 01:02:44.325 INFO [stdout] 
Dec 02 01:02:44.325 INFO [stdout] running 9 tests
Dec 02 01:02:44.329 INFO [stdout] test controller::test_member ... ok
Dec 02 01:02:44.335 INFO [stdout] test controller::test_interface ... ok
Dec 02 01:02:44.339 INFO [stdout] test controller::test_moderator ... ok
Dec 02 01:02:44.339 INFO [stdout] test controller::test_ban ... ok
Dec 02 01:02:44.339 INFO [stdout] test controller::test_mute ... ok
Dec 02 01:02:44.339 INFO [stdout] test user::test_role ... ok
Dec 02 01:02:44.342 INFO [stdout] test room::test_room_serialize ... ok
Dec 02 01:02:44.342 INFO [stdout] test user::test_user_serialize ... ok
Dec 02 01:02:44.342 INFO [stdout] test controller::test_room ... ok
Dec 02 01:02:44.342 INFO [stdout] 
Dec 02 01:02:44.342 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 01:02:44.342 INFO [stdout] 
Dec 02 01:02:44.347 INFO [stderr] su: No module specific data is present
Dec 02 01:02:45.108 INFO running `"docker" "inspect" "7f9c2076e7fd43cb8e9879e4c62128a5ccf02c653611c26d3e7b50e4e6ec0be0"`
Dec 02 01:02:45.416 INFO running `"docker" "rm" "-f" "7f9c2076e7fd43cb8e9879e4c62128a5ccf02c653611c26d3e7b50e4e6ec0be0"`
Dec 02 01:02:45.650 INFO [stdout] 7f9c2076e7fd43cb8e9879e4c62128a5ccf02c653611c26d3e7b50e4e6ec0be0
