[INFO] cloning repository https://github.com/ashishmax31/user_net [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashishmax31/user_net" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishmax31%2Fuser_net", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishmax31%2Fuser_net'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dfe3a8310b75ef7045043939c06ff809b5574f63 [INFO] checking ashishmax31/user_net against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashishmax31%2Fuser_net" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashishmax31/user_net on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ashishmax31/user_net [INFO] finished tweaking git repo https://github.com/ashishmax31/user_net [INFO] tweaked toml for git repo https://github.com/ashishmax31/user_net written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ashishmax31/user_net already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ifstructs v0.1.1 [INFO] [stderr] Downloaded ioctl-macros v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0f95d59e5ad93ec34f53a492a43e4d2b3decea4c48da0411259ebbca6bc187f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f0f95d59e5ad93ec34f53a492a43e4d2b3decea4c48da0411259ebbca6bc187f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0f95d59e5ad93ec34f53a492a43e4d2b3decea4c48da0411259ebbca6bc187f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0f95d59e5ad93ec34f53a492a43e4d2b3decea4c48da0411259ebbca6bc187f", kill_on_drop: false }` [INFO] [stdout] f0f95d59e5ad93ec34f53a492a43e4d2b3decea4c48da0411259ebbca6bc187f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e03b9b21e2729a69739af3c43d8f0d46329d0a37e4b843c993ed1a09dc601ac6 [INFO] running `Command { std: "docker" "start" "-a" "e03b9b21e2729a69739af3c43d8f0d46329d0a37e4b843c993ed1a09dc601ac6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling ioctl-macros v0.1.0 [INFO] [stderr] Checking ifstructs v0.1.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking user_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::ipv4::IPv4` [INFO] [stdout] --> src/ipv4/udp/udp.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ipv4::IPv4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Layer4Response` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ipv4::{IPstackWriter, Layer4Response}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `EtherType` [INFO] [stdout] --> src/lib.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | use ethernet::{EtherType, Ethernet}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ipv4::IPv4` [INFO] [stdout] --> src/ipv4/udp/udp.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ipv4::IPv4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Layer4Response` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ipv4::{IPstackWriter, Layer4Response}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `EtherType` [INFO] [stdout] --> src/lib.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | use ethernet::{EtherType, Ethernet}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `eth` [INFO] [stdout] --> src/ipv4/ipv4.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | eth: ðernet::Ethernet, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_eth` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layer_3_writer` [INFO] [stdout] --> src/ipv4/udp/udp.rs:19:59 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn process_packet(frame: ethernet::EthernetFrame, layer_3_writer: &IPstackWriter) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layer_3_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ethernet/ethernet.rs:222:13 [INFO] [stdout] | [INFO] [stdout] 222 | let mut response_frame_data = eth_frame.data; [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: variable does not need to be mutable [INFO] [stdout] --> src/ipv4/udp/udp.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | Some(mut datagram) => { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `operation` [INFO] [stdout] --> src/arp/arp.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 79 | fn operation(&self) -> ARPKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `eth` [INFO] [stdout] --> src/ipv4/ipv4.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | eth: ðernet::Ethernet, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_eth` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layer_3_writer` [INFO] [stdout] --> src/ipv4/udp/udp.rs:19:59 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn process_packet(frame: ethernet::EthernetFrame, layer_3_writer: &IPstackWriter) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layer_3_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `handle_packet` [INFO] [stdout] --> src/arp/arp.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | fn handle_packet(data: Vec, eth_addr: [u8; 6]) -> ARP { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_request` [INFO] [stdout] --> src/arp/arp.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 115 | fn build_request(data: Vec) -> ARP { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hrd` [INFO] [stdout] --> src/arp/arp.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn hrd(&self) -> [u8; 2] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pro` [INFO] [stdout] --> src/arp/arp.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 181 | pub fn pro(&self) -> [u8; 2] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `op` [INFO] [stdout] --> src/arp/arp.rs:199:12 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn op(&self) -> [u8; 2] { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `tha` [INFO] [stdout] --> src/arp/arp.rs:213:12 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn tha(&self) -> &[u8] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/ethernet/ethernet.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn value(&self) -> u16 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Reading` [INFO] [stdout] --> src/ethernet/ethernet.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | Reading, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_response_frame` [INFO] [stdout] --> src/ethernet/ethernet.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn build_response_frame(&self, payload: T) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dst` [INFO] [stdout] --> src/ethernet/ethernet.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn dst(&self) -> HwAddr { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `src` [INFO] [stdout] --> src/ethernet/ethernet.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn src(&self) -> HwAddr { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_socket_state` [INFO] [stdout] --> src/ethernet/ethernet.rs:132:8 [INFO] [stdout] | [INFO] [stdout] 132 | fn set_socket_state(&mut self, to_state: State) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hw_address` [INFO] [stdout] --> src/ethernet/ethernet.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 229 | pub fn hw_address(&self) -> HwAddr { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_from_socket` [INFO] [stdout] --> src/ethernet/ethernet.rs:251:12 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn read_from_socket(&self) -> (std::sync::mpsc::Receiver, IPstackWriter) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ECHO_REQ` [INFO] [stdout] --> src/ipv4/icmp/icmp.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | const ECHO_REQ: u8 = 8u8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `length` [INFO] [stdout] --> src/ipv4/udp/udp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | length: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `chksm` [INFO] [stdout] --> src/ipv4/udp/udp.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | chksm: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bind` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn bind( [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sock_addr_parse` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn sock_addr_parse(sock_addr: &std::net::SocketAddr) -> Result<(String, u16), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_to_created_sockets` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | fn add_to_created_sockets( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `htons` [INFO] [stdout] --> src/net_util.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn htons(input: &[u8]) -> u16 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ethernet/ethernet.rs:222:13 [INFO] [stdout] | [INFO] [stdout] 222 | let mut response_frame_data = eth_frame.data; [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: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ipv4/udp/udp.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | Some(mut datagram) => { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `operation` [INFO] [stdout] --> src/arp/arp.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 79 | fn operation(&self) -> ARPKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `handle_packet` [INFO] [stdout] --> src/arp/arp.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | fn handle_packet(data: Vec, eth_addr: [u8; 6]) -> ARP { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_request` [INFO] [stdout] --> src/arp/arp.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 115 | fn build_request(data: Vec) -> ARP { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hrd` [INFO] [stdout] --> src/arp/arp.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn hrd(&self) -> [u8; 2] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pro` [INFO] [stdout] --> src/arp/arp.rs:181:12 [INFO] [stdout] | [INFO] [stdout] 181 | pub fn pro(&self) -> [u8; 2] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `op` [INFO] [stdout] --> src/arp/arp.rs:199:12 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn op(&self) -> [u8; 2] { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `tha` [INFO] [stdout] --> src/arp/arp.rs:213:12 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn tha(&self) -> &[u8] { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/ethernet/ethernet.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn value(&self) -> u16 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Reading` [INFO] [stdout] --> src/ethernet/ethernet.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | Reading, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_response_frame` [INFO] [stdout] --> src/ethernet/ethernet.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn build_response_frame(&self, payload: T) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dst` [INFO] [stdout] --> src/ethernet/ethernet.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn dst(&self) -> HwAddr { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `src` [INFO] [stdout] --> src/ethernet/ethernet.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn src(&self) -> HwAddr { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_socket_state` [INFO] [stdout] --> src/ethernet/ethernet.rs:132:8 [INFO] [stdout] | [INFO] [stdout] 132 | fn set_socket_state(&mut self, to_state: State) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hw_address` [INFO] [stdout] --> src/ethernet/ethernet.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 229 | pub fn hw_address(&self) -> HwAddr { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_from_socket` [INFO] [stdout] --> src/ethernet/ethernet.rs:251:12 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn read_from_socket(&self) -> (std::sync::mpsc::Receiver, IPstackWriter) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ECHO_REQ` [INFO] [stdout] --> src/ipv4/icmp/icmp.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | const ECHO_REQ: u8 = 8u8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `length` [INFO] [stdout] --> src/ipv4/udp/udp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | length: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `chksm` [INFO] [stdout] --> src/ipv4/udp/udp.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | chksm: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bind` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn bind( [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sock_addr_parse` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn sock_addr_parse(sock_addr: &std::net::SocketAddr) -> Result<(String, u16), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_to_created_sockets` [INFO] [stdout] --> src/ipv4/udp/udp_socket.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | fn add_to_created_sockets( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.36s [INFO] running `Command { std: "docker" "inspect" "e03b9b21e2729a69739af3c43d8f0d46329d0a37e4b843c993ed1a09dc601ac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03b9b21e2729a69739af3c43d8f0d46329d0a37e4b843c993ed1a09dc601ac6", kill_on_drop: false }` [INFO] [stdout] e03b9b21e2729a69739af3c43d8f0d46329d0a37e4b843c993ed1a09dc601ac6