Nov 29 15:18:04.121 INFO checking walfie/rs-streams-test against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 15:18:04.121 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 29 15:18:04.564 INFO [stdout] 84cc6252cd041017a8e5b229282574dd1f0362c6583fb8f95b3902dac4d9e1e3
Nov 29 15:18:04.564 INFO running `"docker" "start" "-a" "84cc6252cd041017a8e5b229282574dd1f0362c6583fb8f95b3902dac4d9e1e3"`
Nov 29 15:18:05.756 INFO [stderr] usermod: no changes
Nov 29 15:18:05.900 INFO [stderr]     Checking libc v0.2.22
Nov 29 15:18:05.900 INFO [stderr]     Checking lazycell v0.4.0
Nov 29 15:18:05.900 INFO [stderr]     Checking log v0.3.7
Nov 29 15:18:05.900 INFO [stderr]     Checking futures v0.1.13
Nov 29 15:18:07.322 INFO [stderr]     Checking iovec v0.1.0
Nov 29 15:18:07.322 INFO [stderr]     Checking net2 v0.2.29
Nov 29 15:18:07.888 INFO [stderr]     Checking bytes v0.4.3
Nov 29 15:18:08.177 INFO [stderr]     Checking mio v0.6.7
Nov 29 15:18:11.916 INFO [stderr]     Checking tokio-io v0.1.1
Nov 29 15:18:12.681 INFO [stderr]     Checking tokio-core v0.1.7
Nov 29 15:18:13.923 INFO [stderr]     Checking streams v0.1.0 (/source)
Nov 29 15:18:14.697 INFO [stderr] warning: function is never used: `new`
Nov 29 15:18:14.697 INFO [stderr]   --> src/broadcast.rs:8:1
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 8  | / pub fn new<SubId, Sub, Msg, MsgStream, E>(messages: MsgStream)
Nov 29 15:18:14.697 INFO [stderr] 9  | |     -> (SubscriptionManager<SubId, Sub, Msg>,
Nov 29 15:18:14.697 INFO [stderr] 10 | |         Broadcast<SubId, Sub, EventStream<SubId, Sub, Msg, MsgStream>>)
Nov 29 15:18:14.697 INFO [stderr] 11 | | where
Nov 29 15:18:14.697 INFO [stderr] ...  |
Nov 29 15:18:14.697 INFO [stderr] 29 | |     (manager, broadcast)
Nov 29 15:18:14.697 INFO [stderr] 30 | | }
Nov 29 15:18:14.697 INFO [stderr]    | |_^
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: struct is never constructed: `EventStream`
Nov 29 15:18:14.697 INFO [stderr]   --> src/broadcast.rs:33:1
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 33 | / pub struct EventStream<SubId, Sub, Msg, MsgStream>(
Nov 29 15:18:14.697 INFO [stderr] 34 | |     Select<mpsc::UnboundedReceiver<Event<SubId, Sub, Msg>>,
Nov 29 15:18:14.697 INFO [stderr] 35 | |             Map<MsgStream, fn(Msg) -> Event<SubId, Sub, Msg>>>
Nov 29 15:18:14.697 INFO [stderr] 36 | | );
Nov 29 15:18:14.697 INFO [stderr]    | |__^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: method is never used: `subscribe`
Nov 29 15:18:14.697 INFO [stderr]   --> src/broadcast.rs:56:5
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 56 | /     fn subscribe
Nov 29 15:18:14.697 INFO [stderr] 57 | |         (
Nov 29 15:18:14.697 INFO [stderr] 58 | |         &self,
Nov 29 15:18:14.697 INFO [stderr] 59 | |         id: SubId,
Nov 29 15:18:14.697 INFO [stderr] ...  |
Nov 29 15:18:14.697 INFO [stderr] 73 | |         )
Nov 29 15:18:14.697 INFO [stderr] 74 | |     }
Nov 29 15:18:14.697 INFO [stderr]    | |_____^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: variant is never constructed: `Subscribe`
Nov 29 15:18:14.697 INFO [stderr]    --> src/broadcast.rs:110:5
Nov 29 15:18:14.697 INFO [stderr]     |
Nov 29 15:18:14.697 INFO [stderr] 110 |     Subscribe { id: SubId, subscriber: Sub },
Nov 29 15:18:14.697 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: variant is never constructed: `Message`
Nov 29 15:18:14.697 INFO [stderr]    --> src/broadcast.rs:112:5
Nov 29 15:18:14.697 INFO [stderr]     |
Nov 29 15:18:14.697 INFO [stderr] 112 |     Message(Msg),
Nov 29 15:18:14.697 INFO [stderr]     |     ^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: struct is never constructed: `Broadcast`
Nov 29 15:18:14.697 INFO [stderr]    --> src/broadcast.rs:115:1
Nov 29 15:18:14.697 INFO [stderr]     |
Nov 29 15:18:14.697 INFO [stderr] 115 | pub struct Broadcast<SubId, Sub, EventsStream> {
Nov 29 15:18:14.697 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: struct is never constructed: `Backlog`
Nov 29 15:18:14.697 INFO [stderr]  --> src/backlog.rs:4:1
Nov 29 15:18:14.697 INFO [stderr]   |
Nov 29 15:18:14.697 INFO [stderr] 4 | struct Backlog<T> {
Nov 29 15:18:14.697 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: method is never used: `with_capacity`
Nov 29 15:18:14.697 INFO [stderr]   --> src/backlog.rs:18:5
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 18 |     fn with_capacity(capacity: usize) -> Self {
Nov 29 15:18:14.697 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: method is never used: `insert`
Nov 29 15:18:14.697 INFO [stderr]   --> src/backlog.rs:32:5
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 32 |     fn insert(&mut self, item: T) {
Nov 29 15:18:14.697 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.697 INFO [stderr] warning: method is never used: `snapshot`
Nov 29 15:18:14.697 INFO [stderr]   --> src/backlog.rs:42:5
Nov 29 15:18:14.697 INFO [stderr]    |
Nov 29 15:18:14.697 INFO [stderr] 42 |     fn snapshot(&self) -> Arc<Vec<T>> {
Nov 29 15:18:14.697 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:18:14.697 INFO [stderr] 
Nov 29 15:18:14.920 INFO [stderr] warning: unused variable: `sub`
Nov 29 15:18:14.920 INFO [stderr]    --> src/broadcast.rs:237:25
Nov 29 15:18:14.920 INFO [stderr]     |
Nov 29 15:18:14.920 INFO [stderr] 237 |                     let sub = manager.subscribe(1, tx);
Nov 29 15:18:14.920 INFO [stderr]     |                         ^^^ help: consider using `_sub` instead
Nov 29 15:18:14.920 INFO [stderr]     |
Nov 29 15:18:14.920 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 29 15:18:14.920 INFO [stderr] 
Nov 29 15:18:15.025 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.23s
Nov 29 15:18:15.033 INFO [stderr] su: No module specific data is present
Nov 29 15:18:16.256 INFO running `"docker" "inspect" "84cc6252cd041017a8e5b229282574dd1f0362c6583fb8f95b3902dac4d9e1e3"`
Nov 29 15:18:16.614 INFO running `"docker" "rm" "-f" "84cc6252cd041017a8e5b229282574dd1f0362c6583fb8f95b3902dac4d9e1e3"`
Nov 29 15:18:16.964 INFO [stdout] 84cc6252cd041017a8e5b229282574dd1f0362c6583fb8f95b3902dac4d9e1e3