[INFO] updating cached repository https://github.com/yusefnapora/ntr_stream [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 58a372ab39ac54f39151885b7cbff0a41caff96f [INFO] testing yusefnapora/ntr_stream against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusefnapora%2Fntr_stream" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yusefnapora/ntr_stream on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/yusefnapora/ntr_stream [INFO] finished tweaking git repo https://github.com/yusefnapora/ntr_stream [INFO] tweaked toml for git repo https://github.com/yusefnapora/ntr_stream written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/yusefnapora/ntr_stream already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 7fec83a7fe0e174e5fed8d76b055c08ff6e591f10d51a8e5ba51e1815c5fc93e [INFO] running `"docker" "start" "-a" "7fec83a7fe0e174e5fed8d76b055c08ff6e591f10d51a8e5ba51e1815c5fc93e"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling futures v0.1.19 [INFO] [stderr] Compiling scoped-tls v0.1.1 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling httparse v1.2.4 [INFO] [stderr] Compiling num-traits v0.2.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling atomic-option v0.1.2 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling base64 v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.2.13 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling clap v2.31.1 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling bus v1.4.1 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling mime v0.3.5 [INFO] [stderr] Compiling tokio-executor v0.1.0 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling relay v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.0 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling protocol-derive v0.3.4 [INFO] [stderr] Compiling tokio v0.1.3 [INFO] [stderr] Compiling tokio-core v0.1.15 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling hyper v0.11.24 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling protocol v0.3.4 [INFO] [stderr] Compiling ntr_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] extern crate protocol; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BigEndian` [INFO] [stderr] --> src/remote_play/packets.rs:4:57 [INFO] [stderr] | [INFO] [stderr] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:22:26 [INFO] [stderr] | [INFO] [stderr] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:32:34 [INFO] [stderr] | [INFO] [stderr] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:65:26 [INFO] [stderr] | [INFO] [stderr] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:69:34 [INFO] [stderr] | [INFO] [stderr] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: unused import: `RemotePlayControlPacket` [INFO] [stderr] --> src/remote_play/stream.rs:4:28 [INFO] [stderr] | [INFO] [stderr] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:28:60 [INFO] [stderr] | [INFO] [stderr] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:68:23 [INFO] [stderr] | [INFO] [stderr] 68 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: unused import: `ByteOrder` [INFO] [stderr] --> src/remote_play/packets.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `reader` [INFO] [stderr] --> src/remote_play/packets.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_reader` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/remote_play/stream.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/remote_play/stream.rs:106:21 [INFO] [stderr] | [INFO] [stderr] 106 | let mut state = frame_state.unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let mut response = Response::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ScreenPacketReaders` [INFO] [stderr] --> src/remote_play/stream.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | struct ScreenPacketReaders { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | buf.write_u32::(self.magic); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | buf.write_u32::(self.sequence); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | buf.write_u32::(self.packet_type); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | buf.write_u32::(self.command); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | buf.write_u32::(*i); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | buf.write_u32::(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:79:9 [INFO] [stderr] | [INFO] [stderr] 79 | writer.write(&buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/stream.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | stream.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.60s [INFO] running `"docker" "inspect" "7fec83a7fe0e174e5fed8d76b055c08ff6e591f10d51a8e5ba51e1815c5fc93e"` [INFO] running `"docker" "rm" "-f" "7fec83a7fe0e174e5fed8d76b055c08ff6e591f10d51a8e5ba51e1815c5fc93e"` [INFO] [stdout] 7fec83a7fe0e174e5fed8d76b055c08ff6e591f10d51a8e5ba51e1815c5fc93e [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] e503b268026024f29e3520b3df3fd07282bf8bee09134568e1d645ccc4269ff6 [INFO] running `"docker" "start" "-a" "e503b268026024f29e3520b3df3fd07282bf8bee09134568e1d645ccc4269ff6"` [INFO] [stderr] Compiling ntr_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] extern crate protocol; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BigEndian` [INFO] [stderr] --> src/remote_play/packets.rs:4:57 [INFO] [stderr] | [INFO] [stderr] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:22:26 [INFO] [stderr] | [INFO] [stderr] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:32:34 [INFO] [stderr] | [INFO] [stderr] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:65:26 [INFO] [stderr] | [INFO] [stderr] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/remote_play/packets.rs:69:34 [INFO] [stderr] | [INFO] [stderr] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: unused import: `RemotePlayControlPacket` [INFO] [stderr] --> src/remote_play/stream.rs:4:28 [INFO] [stderr] | [INFO] [stderr] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:28:60 [INFO] [stderr] | [INFO] [stderr] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:68:23 [INFO] [stderr] | [INFO] [stderr] 68 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: unused import: `ByteOrder` [INFO] [stderr] --> src/remote_play/packets.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `reader` [INFO] [stderr] --> src/remote_play/packets.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_reader` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/remote_play/stream.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/remote_play/stream.rs:106:21 [INFO] [stderr] | [INFO] [stderr] 106 | let mut state = frame_state.unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let mut response = Response::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ScreenPacketReaders` [INFO] [stderr] --> src/remote_play/stream.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | struct ScreenPacketReaders { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | buf.write_u32::(self.magic); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | buf.write_u32::(self.sequence); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | buf.write_u32::(self.packet_type); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | buf.write_u32::(self.command); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | buf.write_u32::(*i); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | buf.write_u32::(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:79:9 [INFO] [stderr] | [INFO] [stderr] 79 | writer.write(&buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/packets.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | write!(&mut hex, "{:02X}", byte); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/remote_play/stream.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | stream.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.49s [INFO] running `"docker" "inspect" "e503b268026024f29e3520b3df3fd07282bf8bee09134568e1d645ccc4269ff6"` [INFO] running `"docker" "rm" "-f" "e503b268026024f29e3520b3df3fd07282bf8bee09134568e1d645ccc4269ff6"` [INFO] [stdout] e503b268026024f29e3520b3df3fd07282bf8bee09134568e1d645ccc4269ff6 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 306d4f43e3b445a0dcfb04eaa1d1a4d05bca23351db2e819a4cbd771383c2099 [INFO] running `"docker" "start" "-a" "306d4f43e3b445a0dcfb04eaa1d1a4d05bca23351db2e819a4cbd771383c2099"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ntr_stream-b8abd3264d6615ac [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test remote_play::packets::tests::make_packet ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "306d4f43e3b445a0dcfb04eaa1d1a4d05bca23351db2e819a4cbd771383c2099"` [INFO] running `"docker" "rm" "-f" "306d4f43e3b445a0dcfb04eaa1d1a4d05bca23351db2e819a4cbd771383c2099"` [INFO] [stdout] 306d4f43e3b445a0dcfb04eaa1d1a4d05bca23351db2e819a4cbd771383c2099