[INFO] cloning repository https://github.com/marioabz/rusty_trouter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marioabz/rusty_trouter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioabz%2Frusty_trouter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioabz%2Frusty_trouter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e3c4292e9427056a32135399b3b72073307cbdc [INFO] testing marioabz/rusty_trouter against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioabz%2Frusty_trouter" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/marioabz/rusty_trouter [INFO] finished tweaking git repo https://github.com/marioabz/rusty_trouter [INFO] tweaked toml for git repo https://github.com/marioabz/rusty_trouter written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/marioabz/rusty_trouter on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/marioabz/rusty_trouter 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dns-lookup v2.0.4 [INFO] [stderr] Downloaded icmp v0.3.0 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d683c3f3e94df60fbecbace0a55a2ce595e5270fc87e1677c3e16f0d0823cdf3 [INFO] running `Command { std: "docker" "start" "-a" "d683c3f3e94df60fbecbace0a55a2ce595e5270fc87e1677c3e16f0d0823cdf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d683c3f3e94df60fbecbace0a55a2ce595e5270fc87e1677c3e16f0d0823cdf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d683c3f3e94df60fbecbace0a55a2ce595e5270fc87e1677c3e16f0d0823cdf3", kill_on_drop: false }` [INFO] [stdout] d683c3f3e94df60fbecbace0a55a2ce595e5270fc87e1677c3e16f0d0823cdf3 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef59f61f3b2d2b8be243ce3bd96c9ca0c61d35d17420e1b2fc7e1700d82bace9 [INFO] running `Command { std: "docker" "start" "-a" "ef59f61f3b2d2b8be243ce3bd96c9ca0c61d35d17420e1b2fc7e1700d82bace9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling utf8parse v0.2.1 [INFO] [stderr] Compiling colorchoice v1.0.0 [INFO] [stderr] Compiling anstyle v1.0.4 [INFO] [stderr] Compiling anstyle-query v1.0.2 [INFO] [stderr] Compiling unicode-bidi v0.3.14 [INFO] [stderr] Compiling clap_lex v0.6.0 [INFO] [stderr] Compiling anstyle-parse v0.2.3 [INFO] [stderr] Compiling anstream v0.6.5 [INFO] [stderr] Compiling idna v0.5.0 [INFO] [stderr] Compiling clap_builder v4.4.11 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling url v2.5.0 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling socket2 v0.5.5 [INFO] [stderr] Compiling icmp v0.3.0 [INFO] [stderr] Compiling dns-lookup v2.0.4 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Compiling clap v4.4.11 [INFO] [stderr] Compiling rusty_trouter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ipv6Addr` [INFO] [stdout] --> src/tracer/mod.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, UdpSocket}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `string` and `thread` [INFO] [stdout] --> src/tracer/mod.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{str, string, thread}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remote_port` [INFO] [stdout] --> src/tracer/mod.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let remote_port = TRouter::get_port(&ip, &socket); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_port` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut socket = UdpSocket::bind(LOCAL_SOCK_ADDRS).expect("Couldn't connect to host"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut ping_socket = icmp::IcmpSocket::connect(LOCAL_IP).unwrap(); [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/tracer/mod.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | let mut host_port = format!("{0}:{1}", ip, port); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `counter` is assigned to, but never used [INFO] [stdout] --> src/tracer/mod.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut counter = 1; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_counter` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_nutes` [INFO] [stdout] --> src/tracer/mod.rs:100:18 [INFO] [stdout] | [INFO] [stdout] 100 | let (num_nutes, hop_ip) = recv_result.unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_nutes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tracer/mod.rs:103:21 [INFO] [stdout] | [INFO] [stdout] 103 | Err(e) => inter_ip = hop_ip.to_string(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | let mut suc_msg = msg_formater(&inter_ip, &hop_ip.to_string()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ips` is never read [INFO] [stdout] --> src/tracer/mod.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct TRouter { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 20 | ips: Vec, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | stdout.write(init_msg.as_bytes()); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = stdout.write(init_msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | stdout.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] 36 | let _ = stdout.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | stdout.write(msg.as_bytes()); [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] 39 | let _ = stdout.write(msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | stdout.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] 40 | let _ = stdout.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/tracer/mod.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | &socket.connect(&host_port); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = &socket.connect(&host_port); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | / router [INFO] [stdout] 73 | | .icmp_socket [INFO] [stdout] 74 | | .set_read_timeout(Some(Duration::new(1, 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] 72 | let _ = router [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | router.device.write(format!("{i}\t").as_bytes()); [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] 80 | let _ = router.device.write(format!("{i}\t").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | router.device.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] 81 | let _ = router.device.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | router.device.write(String::from("*\n").as_bytes()); [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] 91 | let _ = router.device.write(String::from("*\n").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:92:21 [INFO] [stdout] | [INFO] [stdout] 92 | router.device.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] 92 | let _ = router.device.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:95:21 [INFO] [stdout] | [INFO] [stdout] 95 | router.device.write(String::from("* ").as_bytes()); [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] 95 | let _ = router.device.write(String::from("* ").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | router.device.write(&suc_msg.as_bytes()); [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] 106 | let _ = router.device.write(&suc_msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.19s [INFO] running `Command { std: "docker" "inspect" "ef59f61f3b2d2b8be243ce3bd96c9ca0c61d35d17420e1b2fc7e1700d82bace9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef59f61f3b2d2b8be243ce3bd96c9ca0c61d35d17420e1b2fc7e1700d82bace9", kill_on_drop: false }` [INFO] [stdout] ef59f61f3b2d2b8be243ce3bd96c9ca0c61d35d17420e1b2fc7e1700d82bace9 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32ce6f2f83ee95dc3eb04596640643b09e5f63fc7128397031229adc93ae59fb [INFO] running `Command { std: "docker" "start" "-a" "32ce6f2f83ee95dc3eb04596640643b09e5f63fc7128397031229adc93ae59fb", kill_on_drop: false }` [INFO] [stderr] Compiling rusty_trouter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ipv6Addr` [INFO] [stdout] --> src/tracer/mod.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, UdpSocket}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `string` and `thread` [INFO] [stdout] --> src/tracer/mod.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{str, string, thread}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remote_port` [INFO] [stdout] --> src/tracer/mod.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let remote_port = TRouter::get_port(&ip, &socket); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_port` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut socket = UdpSocket::bind(LOCAL_SOCK_ADDRS).expect("Couldn't connect to host"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut ping_socket = icmp::IcmpSocket::connect(LOCAL_IP).unwrap(); [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/tracer/mod.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | let mut host_port = format!("{0}:{1}", ip, port); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `counter` is assigned to, but never used [INFO] [stdout] --> src/tracer/mod.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut counter = 1; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_counter` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_nutes` [INFO] [stdout] --> src/tracer/mod.rs:100:18 [INFO] [stdout] | [INFO] [stdout] 100 | let (num_nutes, hop_ip) = recv_result.unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_nutes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tracer/mod.rs:103:21 [INFO] [stdout] | [INFO] [stdout] 103 | Err(e) => inter_ip = hop_ip.to_string(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracer/mod.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | let mut suc_msg = msg_formater(&inter_ip, &hop_ip.to_string()); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ips` is never read [INFO] [stdout] --> src/tracer/mod.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct TRouter { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 20 | ips: Vec, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | stdout.write(init_msg.as_bytes()); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = stdout.write(init_msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | stdout.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] 36 | let _ = stdout.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | stdout.write(msg.as_bytes()); [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] 39 | let _ = stdout.write(msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | stdout.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] 40 | let _ = stdout.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/tracer/mod.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | &socket.connect(&host_port); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = &socket.connect(&host_port); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | / router [INFO] [stdout] 73 | | .icmp_socket [INFO] [stdout] 74 | | .set_read_timeout(Some(Duration::new(1, 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] 72 | let _ = router [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | router.device.write(format!("{i}\t").as_bytes()); [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] 80 | let _ = router.device.write(format!("{i}\t").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | router.device.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] 81 | let _ = router.device.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | router.device.write(String::from("*\n").as_bytes()); [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] 91 | let _ = router.device.write(String::from("*\n").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:92:21 [INFO] [stdout] | [INFO] [stdout] 92 | router.device.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] 92 | let _ = router.device.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:95:21 [INFO] [stdout] | [INFO] [stdout] 95 | router.device.write(String::from("* ").as_bytes()); [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] 95 | let _ = router.device.write(String::from("* ").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracer/mod.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | router.device.write(&suc_msg.as_bytes()); [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] 106 | let _ = router.device.write(&suc_msg.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "32ce6f2f83ee95dc3eb04596640643b09e5f63fc7128397031229adc93ae59fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32ce6f2f83ee95dc3eb04596640643b09e5f63fc7128397031229adc93ae59fb", kill_on_drop: false }` [INFO] [stdout] 32ce6f2f83ee95dc3eb04596640643b09e5f63fc7128397031229adc93ae59fb [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 14f75d00bb25a9fd7632a6f5dc826bf561fd050c38c8135fea7dc09c129a581b [INFO] running `Command { std: "docker" "start" "-a" "14f75d00bb25a9fd7632a6f5dc826bf561fd050c38c8135fea7dc09c129a581b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Ipv6Addr` [INFO] [stderr] --> src/tracer/mod.rs:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, UdpSocket}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `string` and `thread` [INFO] [stderr] --> src/tracer/mod.rs:6:16 [INFO] [stderr] | [INFO] [stderr] 6 | use std::{str, string, thread}; [INFO] [stderr] | ^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remote_port` [INFO] [stderr] --> src/tracer/mod.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let remote_port = TRouter::get_port(&ip, &socket); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_port` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tracer/mod.rs:42:13 [INFO] [stderr] | [INFO] [stderr] 42 | let mut socket = UdpSocket::bind(LOCAL_SOCK_ADDRS).expect("Couldn't connect to host"); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tracer/mod.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut ping_socket = icmp::IcmpSocket::connect(LOCAL_IP).unwrap(); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tracer/mod.rs:55:17 [INFO] [stderr] | [INFO] [stderr] 55 | let mut host_port = format!("{0}:{1}", ip, port); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable `counter` is assigned to, but never used [INFO] [stderr] --> src/tracer/mod.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let mut counter = 1; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_counter` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num_nutes` [INFO] [stderr] --> src/tracer/mod.rs:100:18 [INFO] [stderr] | [INFO] [stderr] 100 | let (num_nutes, hop_ip) = recv_result.unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_nutes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tracer/mod.rs:103:21 [INFO] [stderr] | [INFO] [stderr] 103 | Err(e) => inter_ip = hop_ip.to_string(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tracer/mod.rs:105:17 [INFO] [stderr] | [INFO] [stderr] 105 | let mut suc_msg = msg_formater(&inter_ip, &hop_ip.to_string()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field `ips` is never read [INFO] [stderr] --> src/tracer/mod.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct TRouter { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 20 | ips: Vec, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | stdout.write(init_msg.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 35 | let _ = stdout.write(init_msg.as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 36 | let _ = stdout.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | stdout.write(msg.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 39 | let _ = stdout.write(msg.as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 40 | let _ = stdout.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/tracer/mod.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | &socket.connect(&host_port); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 56 | let _ = &socket.connect(&host_port); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | / router [INFO] [stderr] 73 | | .icmp_socket [INFO] [stderr] 74 | | .set_read_timeout(Some(Duration::new(1, 0))); [INFO] [stderr] | |____________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 72 | let _ = router [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | router.device.write(format!("{i}\t").as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 80 | let _ = router.device.write(format!("{i}\t").as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | router.device.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 81 | let _ = router.device.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:91:21 [INFO] [stderr] | [INFO] [stderr] 91 | router.device.write(String::from("*\n").as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 91 | let _ = router.device.write(String::from("*\n").as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | router.device.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 92 | let _ = router.device.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | router.device.write(String::from("* ").as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 95 | let _ = router.device.write(String::from("* ").as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tracer/mod.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | router.device.write(&suc_msg.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 106 | let _ = router.device.write(&suc_msg.as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rusty_trouter` (bin "rusty_trouter" test) generated 23 warnings (run `cargo fix --bin "rusty_trouter" --tests` to apply 6 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_trouter-f095e0176f57e16a) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "14f75d00bb25a9fd7632a6f5dc826bf561fd050c38c8135fea7dc09c129a581b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14f75d00bb25a9fd7632a6f5dc826bf561fd050c38c8135fea7dc09c129a581b", kill_on_drop: false }` [INFO] [stdout] 14f75d00bb25a9fd7632a6f5dc826bf561fd050c38c8135fea7dc09c129a581b