[INFO] cloning repository https://github.com/yusefnapora/ntr_stream [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yusefnapora/ntr_stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusefnapora%2Fntr_stream", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusefnapora%2Fntr_stream'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 58a372ab39ac54f39151885b7cbff0a41caff96f [INFO] checking yusefnapora/ntr_stream against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusefnapora%2Fntr_stream" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yusefnapora/ntr_stream on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yusefnapora/ntr_stream already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vcpkg v0.2.2 [INFO] [stderr] Downloaded atomic-option v0.1.2 [INFO] [stderr] Downloaded bus v1.4.1 [INFO] [stderr] Downloaded pkg-config v0.3.9 [INFO] [stderr] Downloaded parking_lot_core v0.2.13 [INFO] [stderr] Downloaded protocol v0.3.4 [INFO] [stderr] Downloaded smallvec v0.6.0 [INFO] [stderr] Downloaded hyper v0.11.24 [INFO] [stderr] Downloaded flate2 v1.0.1 [INFO] [stderr] Downloaded libz-sys v1.0.18 [INFO] [stderr] Downloaded protocol-derive v0.3.4 [INFO] [stderr] Downloaded cc v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f94a58a1cf9cb2fcaa9596f50d90b78067055694abebc46c46135b5514d2bec6 [INFO] running `Command { std: "docker" "start" "-a" "f94a58a1cf9cb2fcaa9596f50d90b78067055694abebc46c46135b5514d2bec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f94a58a1cf9cb2fcaa9596f50d90b78067055694abebc46c46135b5514d2bec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f94a58a1cf9cb2fcaa9596f50d90b78067055694abebc46c46135b5514d2bec6", kill_on_drop: false }` [INFO] [stdout] f94a58a1cf9cb2fcaa9596f50d90b78067055694abebc46c46135b5514d2bec6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74a410a5b1155b2c380e48090522165b3d885a0f0030987b7fc686404dabeb2d [INFO] running `Command { std: "docker" "start" "-a" "74a410a5b1155b2c380e48090522165b3d885a0f0030987b7fc686404dabeb2d", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking futures v0.1.19 [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking atomic-option v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Checking crossbeam-deque v0.3.0 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking parking_lot_core v0.2.13 [INFO] [stderr] Checking tokio-executor v0.1.0 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking bus v1.4.1 [INFO] [stderr] Checking tokio-threadpool v0.1.0 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Checking tokio-reactor v0.1.0 [INFO] [stderr] Checking tokio v0.1.3 [INFO] [stderr] Checking tokio-core v0.1.15 [INFO] [stderr] Compiling protocol-derive v0.3.4 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.24 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking protocol v0.3.4 [INFO] [stderr] Checking ntr_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] extern crate protocol; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigEndian` [INFO] [stdout] --> src/remote_play/packets.rs:4:57 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RemotePlayControlPacket` [INFO] [stdout] --> src/remote_play/stream.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate hyper; [INFO] [stdout] | ------------------- the item `hyper` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] extern crate protocol; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigEndian` [INFO] [stdout] --> src/remote_play/packets.rs:4:57 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RemotePlayControlPacket` [INFO] [stdout] --> src/remote_play/stream.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate hyper; [INFO] [stdout] | ------------------- the item `hyper` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:22:26 [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:32:34 [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:22:26 [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:32:34 [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:28:60 [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:28:60 [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ByteOrder` [INFO] [stdout] --> src/remote_play/packets.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reader` [INFO] [stdout] --> src/remote_play/packets.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/remote_play/stream.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remote_play/stream.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | let mut state = frame_state.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ByteOrder` [INFO] [stdout] --> src/remote_play/packets.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut response = Response::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reader` [INFO] [stdout] --> src/remote_play/packets.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/remote_play/stream.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remote_play/stream.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | let mut state = frame_state.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScreenPacketReaders` is never constructed [INFO] [stdout] --> src/remote_play/stream.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct ScreenPacketReaders { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut response = Response::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | buf.write_u32::(self.magic); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = buf.write_u32::(self.magic); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | buf.write_u32::(self.sequence); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = buf.write_u32::(self.sequence); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | buf.write_u32::(self.packet_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = buf.write_u32::(self.packet_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | buf.write_u32::(self.command); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = buf.write_u32::(self.command); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | buf.write_u32::(*i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = buf.write_u32::(*i); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | buf.write_u32::(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = buf.write_u32::(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | writer.write(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = writer.write(&buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/stream.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | stream.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = stream.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScreenPacketReaders` is never constructed [INFO] [stdout] --> src/remote_play/stream.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct ScreenPacketReaders { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | buf.write_u32::(self.magic); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = buf.write_u32::(self.magic); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | buf.write_u32::(self.sequence); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = buf.write_u32::(self.sequence); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | buf.write_u32::(self.packet_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = buf.write_u32::(self.packet_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | buf.write_u32::(self.command); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = buf.write_u32::(self.command); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | buf.write_u32::(*i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = buf.write_u32::(*i); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | buf.write_u32::(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = buf.write_u32::(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | writer.write(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = writer.write(&buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | write!(&mut hex, "{:02X}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/stream.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | stream.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = stream.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.85s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "74a410a5b1155b2c380e48090522165b3d885a0f0030987b7fc686404dabeb2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74a410a5b1155b2c380e48090522165b3d885a0f0030987b7fc686404dabeb2d", kill_on_drop: false }` [INFO] [stdout] 74a410a5b1155b2c380e48090522165b3d885a0f0030987b7fc686404dabeb2d [INFO] checking yusefnapora/ntr_stream against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusefnapora%2Fntr_stream" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yusefnapora/ntr_stream on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/yusefnapora/ntr_stream already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ce8bf6ff41535cdb89618f2bad3c4166927f461f0b3f3dac3a25c8bece4a6de [INFO] running `Command { std: "docker" "start" "-a" "1ce8bf6ff41535cdb89618f2bad3c4166927f461f0b3f3dac3a25c8bece4a6de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ce8bf6ff41535cdb89618f2bad3c4166927f461f0b3f3dac3a25c8bece4a6de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ce8bf6ff41535cdb89618f2bad3c4166927f461f0b3f3dac3a25c8bece4a6de", kill_on_drop: false }` [INFO] [stdout] 1ce8bf6ff41535cdb89618f2bad3c4166927f461f0b3f3dac3a25c8bece4a6de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32d92ad43f6591499fedc9fde01f19c42aee0099691379aaa1b4c032371345c0 [INFO] running `Command { std: "docker" "start" "-a" "32d92ad43f6591499fedc9fde01f19c42aee0099691379aaa1b4c032371345c0", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking futures v0.1.19 [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking atomic-option v0.1.2 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Checking crossbeam-deque v0.3.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking parking_lot_core v0.2.13 [INFO] [stderr] Checking tokio-executor v0.1.0 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.0 [INFO] [stderr] Checking bus v1.4.1 [INFO] [stderr] Checking tokio-reactor v0.1.0 [INFO] [stderr] Compiling protocol-derive v0.3.4 [INFO] [stderr] Checking tokio v0.1.3 [INFO] [stderr] Checking tokio-core v0.1.15 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.24 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking protocol v0.3.4 [INFO] [stderr] Checking ntr_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] extern crate protocol; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigEndian` [INFO] [stdout] --> src/remote_play/packets.rs:4:57 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RemotePlayControlPacket` [INFO] [stdout] --> src/remote_play/stream.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate hyper; [INFO] [stdout] | ------------------- the item `hyper` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate protocol_derive; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] extern crate protocol; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigEndian` [INFO] [stdout] --> src/remote_play/packets.rs:4:57 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RemotePlayControlPacket` [INFO] [stdout] --> src/remote_play/stream.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use remote_play::packets::{RemotePlayControlPacket, RemotePlayPacket, Screen, StreamingConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate hyper; [INFO] [stdout] | ------------------- the item `hyper` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:22:26 [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:32:34 [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:22:26 [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:32:34 [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut dyn Read) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/remote_play/packets.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut Write) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | fn write(&self, writer: &mut dyn Write) -> Result<(), Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:28:60 [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:28:60 [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn stream_images(mut rx_frames: BusReader>) -> Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ByteOrder` [INFO] [stdout] --> src/remote_play/packets.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reader` [INFO] [stdout] --> src/remote_play/packets.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ByteOrder` [INFO] [stdout] --> src/remote_play/packets.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::{ByteOrder, WriteBytesExt, LittleEndian, BigEndian}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/remote_play/stream.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remote_play/stream.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | let mut state = frame_state.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reader` [INFO] [stdout] --> src/remote_play/packets.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | fn read(reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut response = Response::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/remote_play/stream.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let stream = TcpStream::connect(addr).expect("error connecting tcp stream"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScreenPacketReaders` is never constructed [INFO] [stdout] --> src/remote_play/stream.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct ScreenPacketReaders { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remote_play/stream.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | let mut state = frame_state.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | buf.write_u32::(self.magic); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = buf.write_u32::(self.magic); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | buf.write_u32::(self.sequence); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = buf.write_u32::(self.sequence); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut response = Response::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | buf.write_u32::(self.packet_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = buf.write_u32::(self.packet_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | buf.write_u32::(self.command); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = buf.write_u32::(self.command); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | buf.write_u32::(*i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = buf.write_u32::(*i); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | buf.write_u32::(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = buf.write_u32::(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | writer.write(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = writer.write(&buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/stream.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | stream.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = stream.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rx = bus.lock().unwrap().add_rx(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScreenPacketReaders` is never constructed [INFO] [stdout] --> src/remote_play/stream.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct ScreenPacketReaders { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | buf.write_u32::(self.magic); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = buf.write_u32::(self.magic); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | buf.write_u32::(self.sequence); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = buf.write_u32::(self.sequence); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | buf.write_u32::(self.packet_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = buf.write_u32::(self.packet_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | buf.write_u32::(self.command); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = buf.write_u32::(self.command); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | buf.write_u32::(*i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = buf.write_u32::(*i); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | buf.write_u32::(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = buf.write_u32::(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | writer.write(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = writer.write(&buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/packets.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | write!(&mut hex, "{:02X}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/remote_play/stream.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | stream.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = stream.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.05s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "32d92ad43f6591499fedc9fde01f19c42aee0099691379aaa1b4c032371345c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32d92ad43f6591499fedc9fde01f19c42aee0099691379aaa1b4c032371345c0", kill_on_drop: false }` [INFO] [stdout] 32d92ad43f6591499fedc9fde01f19c42aee0099691379aaa1b4c032371345c0