Dec 12 21:52:15.569 INFO testing walfie/rs-streams-test against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 12 21:52:15.569 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 12 21:52:16.088 INFO [stdout] fcd1b542e713adbc546af82a5f6da67c943a43ab87966d5d4b13432dd1c66cb0 Dec 12 21:52:16.090 INFO running `"docker" "start" "-a" "fcd1b542e713adbc546af82a5f6da67c943a43ab87966d5d4b13432dd1c66cb0"` Dec 12 21:52:18.663 INFO [stderr] usermod: no changes Dec 12 21:52:18.757 INFO [stderr] Compiling iovec v0.1.0 Dec 12 21:52:18.757 INFO [stderr] Compiling net2 v0.2.29 Dec 12 21:52:19.356 INFO [stderr] Compiling bytes v0.4.3 Dec 12 21:52:20.396 INFO [stderr] Compiling mio v0.6.7 Dec 12 21:52:21.801 INFO [stderr] Compiling tokio-io v0.1.1 Dec 12 21:52:24.639 INFO [stderr] Compiling tokio-core v0.1.7 Dec 12 21:52:27.756 INFO [stderr] Compiling streams v0.1.0 (/source) Dec 12 21:52:28.215 INFO [stderr] warning: function is never used: `new` Dec 12 21:52:28.215 INFO [stderr] --> src/broadcast.rs:8:1 Dec 12 21:52:28.216 INFO [stderr] | Dec 12 21:52:28.216 INFO [stderr] 8 | / pub fn new(messages: MsgStream) Dec 12 21:52:28.216 INFO [stderr] 9 | | -> (SubscriptionManager, Dec 12 21:52:28.216 INFO [stderr] 10 | | Broadcast>) Dec 12 21:52:28.217 INFO [stderr] 11 | | where Dec 12 21:52:28.217 INFO [stderr] ... | Dec 12 21:52:28.217 INFO [stderr] 29 | | (manager, broadcast) Dec 12 21:52:28.217 INFO [stderr] 30 | | } Dec 12 21:52:28.218 INFO [stderr] | |_^ Dec 12 21:52:28.218 INFO [stderr] | Dec 12 21:52:28.218 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 12 21:52:28.218 INFO [stderr] Dec 12 21:52:28.218 INFO [stderr] warning: struct is never constructed: `EventStream` Dec 12 21:52:28.219 INFO [stderr] --> src/broadcast.rs:33:1 Dec 12 21:52:28.219 INFO [stderr] | Dec 12 21:52:28.219 INFO [stderr] 33 | / pub struct EventStream( Dec 12 21:52:28.220 INFO [stderr] 34 | | Select>, Dec 12 21:52:28.220 INFO [stderr] 35 | | Map Event>> Dec 12 21:52:28.220 INFO [stderr] 36 | | ); Dec 12 21:52:28.220 INFO [stderr] | |__^ Dec 12 21:52:28.220 INFO [stderr] Dec 12 21:52:28.221 INFO [stderr] warning: method is never used: `subscribe` Dec 12 21:52:28.221 INFO [stderr] --> src/broadcast.rs:56:5 Dec 12 21:52:28.221 INFO [stderr] | Dec 12 21:52:28.222 INFO [stderr] 56 | / fn subscribe Dec 12 21:52:28.222 INFO [stderr] 57 | | ( Dec 12 21:52:28.222 INFO [stderr] 58 | | &self, Dec 12 21:52:28.222 INFO [stderr] 59 | | id: SubId, Dec 12 21:52:28.223 INFO [stderr] ... | Dec 12 21:52:28.223 INFO [stderr] 73 | | ) Dec 12 21:52:28.223 INFO [stderr] 74 | | } Dec 12 21:52:28.224 INFO [stderr] | |_____^ Dec 12 21:52:28.224 INFO [stderr] Dec 12 21:52:28.224 INFO [stderr] warning: variant is never constructed: `Subscribe` Dec 12 21:52:28.224 INFO [stderr] --> src/broadcast.rs:110:5 Dec 12 21:52:28.225 INFO [stderr] | Dec 12 21:52:28.225 INFO [stderr] 110 | Subscribe { id: SubId, subscriber: Sub }, Dec 12 21:52:28.225 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.225 INFO [stderr] Dec 12 21:52:28.226 INFO [stderr] warning: variant is never constructed: `Message` Dec 12 21:52:28.226 INFO [stderr] --> src/broadcast.rs:112:5 Dec 12 21:52:28.226 INFO [stderr] | Dec 12 21:52:28.226 INFO [stderr] 112 | Message(Msg), Dec 12 21:52:28.227 INFO [stderr] | ^^^^^^^^^^^^ Dec 12 21:52:28.227 INFO [stderr] Dec 12 21:52:28.227 INFO [stderr] warning: struct is never constructed: `Broadcast` Dec 12 21:52:28.227 INFO [stderr] --> src/broadcast.rs:115:1 Dec 12 21:52:28.227 INFO [stderr] | Dec 12 21:52:28.228 INFO [stderr] 115 | pub struct Broadcast { Dec 12 21:52:28.228 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.228 INFO [stderr] Dec 12 21:52:28.228 INFO [stderr] warning: struct is never constructed: `Backlog` Dec 12 21:52:28.228 INFO [stderr] --> src/backlog.rs:4:1 Dec 12 21:52:28.228 INFO [stderr] | Dec 12 21:52:28.228 INFO [stderr] 4 | struct Backlog { Dec 12 21:52:28.228 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.229 INFO [stderr] Dec 12 21:52:28.229 INFO [stderr] warning: method is never used: `with_capacity` Dec 12 21:52:28.229 INFO [stderr] --> src/backlog.rs:18:5 Dec 12 21:52:28.229 INFO [stderr] | Dec 12 21:52:28.229 INFO [stderr] 18 | fn with_capacity(capacity: usize) -> Self { Dec 12 21:52:28.229 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.229 INFO [stderr] Dec 12 21:52:28.229 INFO [stderr] warning: method is never used: `insert` Dec 12 21:52:28.229 INFO [stderr] --> src/backlog.rs:32:5 Dec 12 21:52:28.229 INFO [stderr] | Dec 12 21:52:28.230 INFO [stderr] 32 | fn insert(&mut self, item: T) { Dec 12 21:52:28.230 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.230 INFO [stderr] Dec 12 21:52:28.230 INFO [stderr] warning: method is never used: `snapshot` Dec 12 21:52:28.230 INFO [stderr] --> src/backlog.rs:42:5 Dec 12 21:52:28.230 INFO [stderr] | Dec 12 21:52:28.230 INFO [stderr] 42 | fn snapshot(&self) -> Arc> { Dec 12 21:52:28.230 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 12 21:52:28.230 INFO [stderr] Dec 12 21:52:29.587 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.90s Dec 12 21:52:29.591 INFO [stderr] su: No module specific data is present Dec 12 21:52:30.993 INFO running `"docker" "inspect" "fcd1b542e713adbc546af82a5f6da67c943a43ab87966d5d4b13432dd1c66cb0"` Dec 12 21:52:31.375 INFO running `"docker" "rm" "-f" "fcd1b542e713adbc546af82a5f6da67c943a43ab87966d5d4b13432dd1c66cb0"` Dec 12 21:52:31.675 INFO [stdout] fcd1b542e713adbc546af82a5f6da67c943a43ab87966d5d4b13432dd1c66cb0 Dec 12 21:52:31.681 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 12 21:52:32.139 INFO [stdout] 2d4b6f948b727b170aebe40dba42a6251870748c33936f2d0f2e8ccae258746a Dec 12 21:52:32.143 INFO running `"docker" "start" "-a" "2d4b6f948b727b170aebe40dba42a6251870748c33936f2d0f2e8ccae258746a"` Dec 12 21:52:33.443 INFO [stderr] usermod: no changes Dec 12 21:52:33.543 INFO [stderr] Compiling streams v0.1.0 (/source) Dec 12 21:52:34.095 INFO [stderr] warning: unused variable: `sub` Dec 12 21:52:34.095 INFO [stderr] --> src/broadcast.rs:237:25 Dec 12 21:52:34.095 INFO [stderr] | Dec 12 21:52:34.095 INFO [stderr] 237 | let sub = manager.subscribe(1, tx); Dec 12 21:52:34.095 INFO [stderr] | ^^^ help: consider using `_sub` instead Dec 12 21:52:34.095 INFO [stderr] | Dec 12 21:52:34.095 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 12 21:52:34.095 INFO [stderr] Dec 12 21:52:35.826 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.30s Dec 12 21:52:35.827 INFO [stderr] su: No module specific data is present Dec 12 21:52:36.488 INFO running `"docker" "inspect" "2d4b6f948b727b170aebe40dba42a6251870748c33936f2d0f2e8ccae258746a"` Dec 12 21:52:36.825 INFO running `"docker" "rm" "-f" "2d4b6f948b727b170aebe40dba42a6251870748c33936f2d0f2e8ccae258746a"` Dec 12 21:52:37.206 INFO [stdout] 2d4b6f948b727b170aebe40dba42a6251870748c33936f2d0f2e8ccae258746a Dec 12 21:52:37.215 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 12 21:52:37.661 INFO [stdout] 39b2fcb744ccf50ee29105948f060e6fdebb53bf17ef2884c2da004ec74c197a Dec 12 21:52:37.669 INFO running `"docker" "start" "-a" "39b2fcb744ccf50ee29105948f060e6fdebb53bf17ef2884c2da004ec74c197a"` Dec 12 21:52:38.747 INFO [stderr] usermod: no changes Dec 12 21:52:38.907 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s Dec 12 21:52:38.911 INFO [stderr] Running /target/debug/deps/streams-f4d5d50e7809d31f Dec 12 21:52:38.919 INFO [stdout] Dec 12 21:52:38.919 INFO [stdout] running 4 tests Dec 12 21:52:38.927 INFO [stdout] test broadcast::test::test_broadcast ... ok Dec 12 21:52:38.927 INFO [stdout] test broadcast::test::unsubscribe_when_out_of_scope ... ok Dec 12 21:52:38.935 INFO [stdout] test backlog::test::maintain_initial_capacity ... ok Dec 12 21:52:38.935 INFO [stderr] su: No module specific data is present Dec 12 21:52:38.935 INFO [stdout] test backlog::test::multiple_overflows ... ok Dec 12 21:52:38.935 INFO [stdout] Dec 12 21:52:38.935 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 12 21:52:38.935 INFO [stdout] Dec 12 21:52:39.769 INFO running `"docker" "inspect" "39b2fcb744ccf50ee29105948f060e6fdebb53bf17ef2884c2da004ec74c197a"` Dec 12 21:52:40.083 INFO running `"docker" "rm" "-f" "39b2fcb744ccf50ee29105948f060e6fdebb53bf17ef2884c2da004ec74c197a"` Dec 12 21:52:40.391 INFO [stdout] 39b2fcb744ccf50ee29105948f060e6fdebb53bf17ef2884c2da004ec74c197a