[INFO] fetching crate rust_ofp 0.2.1...
[INFO] building rust_ofp-0.2.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rust_ofp 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rust_ofp 0.2.1
[INFO] finished tweaking crates.io crate rust_ofp 0.2.1
[INFO] tweaked toml for crates.io crate rust_ofp 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_ofp 0.2.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ff1e674766e03da2f3351f3c2b51b87c6a3a84616474da016b9667f34e0bf9
[INFO] running `Command { std: "docker" "start" "-a" "b4ff1e674766e03da2f3351f3c2b51b87c6a3a84616474da016b9667f34e0bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ff1e674766e03da2f3351f3c2b51b87c6a3a84616474da016b9667f34e0bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ff1e674766e03da2f3351f3c2b51b87c6a3a84616474da016b9667f34e0bf9", kill_on_drop: false }`
[INFO] [stdout] b4ff1e674766e03da2f3351f3c2b51b87c6a3a84616474da016b9667f34e0bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 856807f7433cdea581b361a23908091ab68910d9a99b28e6fb48de7992508863
[INFO] running `Command { std: "docker" "start" "-a" "856807f7433cdea581b361a23908091ab68910d9a99b28e6fb48de7992508863", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rust_ofp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                     ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Message`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn handle_client_connected(&mut TcpStream);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/ofp_message.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn size_of(&Self) -> usize;
[INFO] [stdout]   |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                  ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                       ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |              ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &OfpHeader`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |                          ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn size_of(&Self) -> usize;
[INFO] [stdout]    |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Vec<u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/packet.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | struct OfpMatch(u32, u16, [u8; 6], [u8; 6], u16, u8, u8, u16, u8, u8, u16, u32, u32, u16, u16);
[INFO] [stdout]     |        -------- ^^^  ^^^  ^^^^^^^  ^^^^^^^  ^^^  ^^  ^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:428:24
[INFO] [stdout]     |
[INFO] [stdout] 428 | struct OfpActionHeader(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:431:24
[INFO] [stdout]     |
[INFO] [stdout] 431 | struct OfpActionOutput(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:433:25
[INFO] [stdout]     |
[INFO] [stdout] 433 | struct OfpActionVlanVId(u16, u16);
[INFO] [stdout]     |        ---------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 | struct OfpActionVlanPcp(u8, [u8; 3]);
[INFO] [stdout]     |        ---------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:437:27
[INFO] [stdout]     |
[INFO] [stdout] 437 | struct OfpActionStripVlan(u32);
[INFO] [stdout]     |        ------------------ ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:439:24
[INFO] [stdout]     |
[INFO] [stdout] 439 | struct OfpActionDlAddr([u8; 6], [u8; 6]);
[INFO] [stdout]     |        --------------- ^^^^^^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:441:24
[INFO] [stdout]     |
[INFO] [stdout] 441 | struct OfpActionNwAddr(u32);
[INFO] [stdout]     |        --------------- ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 | struct OfpActionTpPort(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:445:23
[INFO] [stdout]     |
[INFO] [stdout] 445 | struct OfpActionNwTos(u8, [u8; 3]);
[INFO] [stdout]     |        -------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 | struct OfpActionEnqueue(u16, [u8; 6], u32);
[INFO] [stdout]     |        ---------------- ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, `4`, and `5` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:720:26
[INFO] [stdout]     |
[INFO] [stdout] 720 | struct OfpSwitchFeatures(u64, u32, u8, [u8; 3], u32, u32);
[INFO] [stdout]     |        ----------------- ^^^  ^^^  ^^  ^^^^^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:813:19
[INFO] [stdout]     |
[INFO] [stdout] 813 | struct OfpFlowMod(u64, u16, u16, u16, u16, u32, u16, u16);
[INFO] [stdout]     |        ---------- ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, and `4` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:940:20
[INFO] [stdout]     |
[INFO] [stdout] 940 | struct OfpPacketIn(i32, u16, u16, u8, u8);
[INFO] [stdout]     |        ----------- ^^^  ^^^  ^^^  ^^  ^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:991:21
[INFO] [stdout]     |
[INFO] [stdout] 991 | struct OfpPacketOut(u32, u16, u16);
[INFO] [stdout]     |        ------------ ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct TcpNet(u16, u16, u32, u32, u16, u16, u16, u16);
[INFO] [stdout]    |        ------ ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:223:14
[INFO] [stdout]     |
[INFO] [stdout] 223 | struct IpNet(u8, u8, u16, u16, u16, u8, u8, u16, u32, u32);
[INFO] [stdout]     |        ----- ^^  ^^  ^^^  ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:298:15
[INFO] [stdout]     |
[INFO] [stdout] 298 | struct ArpNet(u16, u16, u8, u8, u16, [u8; 6], u32, [u8; 6], u32);
[INFO] [stdout]     |        ------ ^^^  ^^^  ^^  ^^  ^^^  ^^^^^^^  ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1067:23
[INFO] [stdout]      |
[INFO] [stdout] 1067 | struct OfpFlowRemoved(u64, u16, u8, u8, u32, u32, u16, u16, u64, u64);
[INFO] [stdout]      |        -------------- ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1192:19
[INFO] [stdout]      |
[INFO] [stdout] 1192 | struct OfpPhyPort(u16, [u8; 6], [u8; 16], u32, u32, u32, u32, u32, u32);
[INFO] [stdout]      |        ---------- ^^^  ^^^^^^^  ^^^^^^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1384:20
[INFO] [stdout]      |
[INFO] [stdout] 1384 | struct OfpErrorMsg(u16, u16);
[INFO] [stdout]      |        ----------- ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "856807f7433cdea581b361a23908091ab68910d9a99b28e6fb48de7992508863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856807f7433cdea581b361a23908091ab68910d9a99b28e6fb48de7992508863", kill_on_drop: false }`
[INFO] [stdout] 856807f7433cdea581b361a23908091ab68910d9a99b28e6fb48de7992508863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8ea551c5aa4b4a4e787829c22ae4035456abce02847bacc2e9e195364fab6e
[INFO] running `Command { std: "docker" "start" "-a" "ca8ea551c5aa4b4a4e787829c22ae4035456abce02847bacc2e9e195364fab6e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                     ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Message`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn handle_client_connected(&mut TcpStream);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/ofp_message.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn size_of(&Self) -> usize;
[INFO] [stdout]   |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                  ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                       ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |              ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &OfpHeader`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |                          ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn size_of(&Self) -> usize;
[INFO] [stdout]    |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Vec<u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/packet.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | struct OfpMatch(u32, u16, [u8; 6], [u8; 6], u16, u8, u8, u16, u8, u8, u16, u32, u32, u16, u16);
[INFO] [stdout]     |        -------- ^^^  ^^^  ^^^^^^^  ^^^^^^^  ^^^  ^^  ^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:428:24
[INFO] [stdout]     |
[INFO] [stdout] 428 | struct OfpActionHeader(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:431:24
[INFO] [stdout]     |
[INFO] [stdout] 431 | struct OfpActionOutput(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_ofp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:433:25
[INFO] [stdout]     |
[INFO] [stdout] 433 | struct OfpActionVlanVId(u16, u16);
[INFO] [stdout]     |        ---------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 | struct OfpActionVlanPcp(u8, [u8; 3]);
[INFO] [stdout]     |        ---------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:437:27
[INFO] [stdout]     |
[INFO] [stdout] 437 | struct OfpActionStripVlan(u32);
[INFO] [stdout]     |        ------------------ ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:439:24
[INFO] [stdout]     |
[INFO] [stdout] 439 | struct OfpActionDlAddr([u8; 6], [u8; 6]);
[INFO] [stdout]     |        --------------- ^^^^^^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:441:24
[INFO] [stdout]     |
[INFO] [stdout] 441 | struct OfpActionNwAddr(u32);
[INFO] [stdout]     |        --------------- ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 | struct OfpActionTpPort(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:445:23
[INFO] [stdout]     |
[INFO] [stdout] 445 | struct OfpActionNwTos(u8, [u8; 3]);
[INFO] [stdout]     |        -------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 | struct OfpActionEnqueue(u16, [u8; 6], u32);
[INFO] [stdout]     |        ---------------- ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, `4`, and `5` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:720:26
[INFO] [stdout]     |
[INFO] [stdout] 720 | struct OfpSwitchFeatures(u64, u32, u8, [u8; 3], u32, u32);
[INFO] [stdout]     |        ----------------- ^^^  ^^^  ^^  ^^^^^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:813:19
[INFO] [stdout]     |
[INFO] [stdout] 813 | struct OfpFlowMod(u64, u16, u16, u16, u16, u32, u16, u16);
[INFO] [stdout]     |        ---------- ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, and `4` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:940:20
[INFO] [stdout]     |
[INFO] [stdout] 940 | struct OfpPacketIn(i32, u16, u16, u8, u8);
[INFO] [stdout]     |        ----------- ^^^  ^^^  ^^^  ^^  ^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:991:21
[INFO] [stdout]     |
[INFO] [stdout] 991 | struct OfpPacketOut(u32, u16, u16);
[INFO] [stdout]     |        ------------ ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct TcpNet(u16, u16, u32, u32, u16, u16, u16, u16);
[INFO] [stdout]    |        ------ ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:223:14
[INFO] [stdout]     |
[INFO] [stdout] 223 | struct IpNet(u8, u8, u16, u16, u16, u8, u8, u16, u32, u32);
[INFO] [stdout]     |        ----- ^^  ^^  ^^^  ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:298:15
[INFO] [stdout]     |
[INFO] [stdout] 298 | struct ArpNet(u16, u16, u8, u8, u16, [u8; 6], u32, [u8; 6], u32);
[INFO] [stdout]     |        ------ ^^^  ^^^  ^^  ^^  ^^^  ^^^^^^^  ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1067:23
[INFO] [stdout]      |
[INFO] [stdout] 1067 | struct OfpFlowRemoved(u64, u16, u8, u8, u32, u32, u16, u16, u64, u64);
[INFO] [stdout]      |        -------------- ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1192:19
[INFO] [stdout]      |
[INFO] [stdout] 1192 | struct OfpPhyPort(u16, [u8; 6], [u8; 16], u32, u32, u32, u32, u32, u32);
[INFO] [stdout]      |        ---------- ^^^  ^^^^^^^  ^^^^^^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1384:20
[INFO] [stdout]      |
[INFO] [stdout] 1384 | struct OfpErrorMsg(u16, u16);
[INFO] [stdout]      |        ----------- ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                     ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Message`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn send_message(u32, Self::Message, &mut TcpStream);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_controller.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn handle_client_connected(&mut TcpStream);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut TcpStream`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/ofp_message.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn size_of(&Self) -> usize;
[INFO] [stdout]   |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                  ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn header_of(u32, &Self) -> OfpHeader;
[INFO] [stdout]    |                       ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn marshal(u32, Self) -> Vec<u8>;
[INFO] [stdout]    |                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |              ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &OfpHeader`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/ofp_message.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn parse(&OfpHeader, &[u8]) -> (u32, Self);
[INFO] [stdout]    |                          ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn size_of(&Self) -> usize;
[INFO] [stdout]    |                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/openflow0x01.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn marshal(Self, &mut Vec<u8>);
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Vec<u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/packet.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct TcpNet(u16, u16, u32, u32, u16, u16, u16, u16);
[INFO] [stdout]    |        ------ ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 | struct OfpMatch(u32, u16, [u8; 6], [u8; 6], u16, u8, u8, u16, u8, u8, u16, u32, u32, u16, u16);
[INFO] [stdout]     |        -------- ^^^  ^^^  ^^^^^^^  ^^^^^^^  ^^^  ^^  ^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:223:14
[INFO] [stdout]     |
[INFO] [stdout] 223 | struct IpNet(u8, u8, u16, u16, u16, u8, u8, u16, u32, u32);
[INFO] [stdout]     |        ----- ^^  ^^  ^^^  ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:428:24
[INFO] [stdout]     |
[INFO] [stdout] 428 | struct OfpActionHeader(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:431:24
[INFO] [stdout]     |
[INFO] [stdout] 431 | struct OfpActionOutput(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:433:25
[INFO] [stdout]     |
[INFO] [stdout] 433 | struct OfpActionVlanVId(u16, u16);
[INFO] [stdout]     |        ---------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/packet.rs:298:15
[INFO] [stdout]     |
[INFO] [stdout] 298 | struct ArpNet(u16, u16, u8, u8, u16, [u8; 6], u32, [u8; 6], u32);
[INFO] [stdout]     |        ------ ^^^  ^^^  ^^  ^^  ^^^  ^^^^^^^  ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:435:25
[INFO] [stdout]     |
[INFO] [stdout] 435 | struct OfpActionVlanPcp(u8, [u8; 3]);
[INFO] [stdout]     |        ---------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:437:27
[INFO] [stdout]     |
[INFO] [stdout] 437 | struct OfpActionStripVlan(u32);
[INFO] [stdout]     |        ------------------ ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:439:24
[INFO] [stdout]     |
[INFO] [stdout] 439 | struct OfpActionDlAddr([u8; 6], [u8; 6]);
[INFO] [stdout]     |        --------------- ^^^^^^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/openflow0x01.rs:441:24
[INFO] [stdout]     |
[INFO] [stdout] 441 | struct OfpActionNwAddr(u32);
[INFO] [stdout]     |        --------------- ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 | struct OfpActionTpPort(u16, u16);
[INFO] [stdout]     |        --------------- ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:445:23
[INFO] [stdout]     |
[INFO] [stdout] 445 | struct OfpActionNwTos(u8, [u8; 3]);
[INFO] [stdout]     |        -------------- ^^  ^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 | struct OfpActionEnqueue(u16, [u8; 6], u32);
[INFO] [stdout]     |        ---------------- ^^^  ^^^^^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, `4`, and `5` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:720:26
[INFO] [stdout]     |
[INFO] [stdout] 720 | struct OfpSwitchFeatures(u64, u32, u8, [u8; 3], u32, u32);
[INFO] [stdout]     |        ----------------- ^^^  ^^^  ^^  ^^^^^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/openflow0x01.rs:813:19
[INFO] [stdout]     |
[INFO] [stdout] 813 | struct OfpFlowMod(u64, u16, u16, u16, u16, u32, u16, u16);
[INFO] [stdout]     |        ---------- ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, `3`, and `4` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:940:20
[INFO] [stdout]     |
[INFO] [stdout] 940 | struct OfpPacketIn(i32, u16, u16, u8, u8);
[INFO] [stdout]     |        ----------- ^^^  ^^^  ^^^  ^^  ^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/openflow0x01.rs:991:21
[INFO] [stdout]     |
[INFO] [stdout] 991 | struct OfpPacketOut(u32, u16, u16);
[INFO] [stdout]     |        ------------ ^^^  ^^^  ^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1067:23
[INFO] [stdout]      |
[INFO] [stdout] 1067 | struct OfpFlowRemoved(u64, u16, u8, u8, u32, u32, u16, u16, u64, u64);
[INFO] [stdout]      |        -------------- ^^^  ^^^  ^^  ^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1192:19
[INFO] [stdout]      |
[INFO] [stdout] 1192 | struct OfpPhyPort(u16, [u8; 6], [u8; 16], u32, u32, u32, u32, u32, u32);
[INFO] [stdout]      |        ---------- ^^^  ^^^^^^^  ^^^^^^^^  ^^^  ^^^  ^^^  ^^^  ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]     --> src/openflow0x01.rs:1384:20
[INFO] [stdout]      |
[INFO] [stdout] 1384 | struct OfpErrorMsg(u16, u16);
[INFO] [stdout]      |        ----------- ^^^  ^^^
[INFO] [stdout]      |        |
[INFO] [stdout]      |        fields in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "ca8ea551c5aa4b4a4e787829c22ae4035456abce02847bacc2e9e195364fab6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8ea551c5aa4b4a4e787829c22ae4035456abce02847bacc2e9e195364fab6e", kill_on_drop: false }`
[INFO] [stdout] ca8ea551c5aa4b4a4e787829c22ae4035456abce02847bacc2e9e195364fab6e
