[INFO] cloning repository https://github.com/rascalking/dunce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rascalking/dunce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frascalking%2Fdunce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frascalking%2Fdunce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7f66d780a0aa53b9b29e067c1c65555b4e2f648
[INFO] testing rascalking/dunce against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frascalking%2Fdunce" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rascalking/dunce on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rascalking/dunce
[INFO] finished tweaking git repo https://github.com/rascalking/dunce
[INFO] tweaked toml for git repo https://github.com/rascalking/dunce written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rascalking/dunce already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e55881263f83819320bd2518411473e3b99465ee214edb9322fbf1695540f4f
[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" "6e55881263f83819320bd2518411473e3b99465ee214edb9322fbf1695540f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e55881263f83819320bd2518411473e3b99465ee214edb9322fbf1695540f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e55881263f83819320bd2518411473e3b99465ee214edb9322fbf1695540f4f", kill_on_drop: false }`
[INFO] [stdout] 6e55881263f83819320bd2518411473e3b99465ee214edb9322fbf1695540f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] b7c906f9916292ac91d62a5b6c6bf38d247080e676c420b00b4274d38ce555e9
[INFO] running `Command { std: "docker" "start" "-a" "b7c906f9916292ac91d62a5b6c6bf38d247080e676c420b00b4274d38ce555e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling dunce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packet.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut packet = Packet { buf };
[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: associated function is never used: `set_authoritative`
[INFO] [stdout]    --> src/packet.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn set_authoritative(&mut self, is_authoritative: bool) {
[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: `set_truncated`
[INFO] [stdout]    --> src/packet.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn set_truncated(&mut self, is_truncated: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_recursion_available`
[INFO] [stdout]    --> src/packet.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn set_recursion_available(&mut self, is_recursion_available: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rcode`
[INFO] [stdout]    --> src/packet.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn rcode(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_rcode`
[INFO] [stdout]    --> src/packet.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn set_rcode(&mut self, rcode: u8) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_ancount`
[INFO] [stdout]    --> src/packet.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn set_ancount(&mut self, ancount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_nscount`
[INFO] [stdout]    --> src/packet.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn set_nscount(&mut self, nscount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_arcount`
[INFO] [stdout]    --> src/packet.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |     fn set_arcount(&mut self, arcount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{SocketAddr, UdpSocket};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut query = Packet::new_query("www.icann.org");
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "b7c906f9916292ac91d62a5b6c6bf38d247080e676c420b00b4274d38ce555e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c906f9916292ac91d62a5b6c6bf38d247080e676c420b00b4274d38ce555e9", kill_on_drop: false }`
[INFO] [stdout] b7c906f9916292ac91d62a5b6c6bf38d247080e676c420b00b4274d38ce555e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 050d69aa088a686e99e4bf60b0610fac953383c022e5a7314748acdd92df1336
[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" "050d69aa088a686e99e4bf60b0610fac953383c022e5a7314748acdd92df1336", kill_on_drop: false }`
[INFO] [stderr]    Compiling dunce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packet.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut packet = Packet { buf };
[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: associated function is never used: `set_authoritative`
[INFO] [stdout]    --> src/packet.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn set_authoritative(&mut self, is_authoritative: bool) {
[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: `set_truncated`
[INFO] [stdout]    --> src/packet.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn set_truncated(&mut self, is_truncated: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_recursion_available`
[INFO] [stdout]    --> src/packet.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn set_recursion_available(&mut self, is_recursion_available: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rcode`
[INFO] [stdout]    --> src/packet.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn rcode(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_rcode`
[INFO] [stdout]    --> src/packet.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn set_rcode(&mut self, rcode: u8) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_ancount`
[INFO] [stdout]    --> src/packet.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn set_ancount(&mut self, ancount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_nscount`
[INFO] [stdout]    --> src/packet.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn set_nscount(&mut self, nscount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_arcount`
[INFO] [stdout]    --> src/packet.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |     fn set_arcount(&mut self, arcount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{SocketAddr, UdpSocket};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut query = Packet::new_query("www.icann.org");
[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/packet.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut packet = Packet { buf };
[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: associated function is never used: `set_authoritative`
[INFO] [stdout]    --> src/packet.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn set_authoritative(&mut self, is_authoritative: bool) {
[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: `set_truncated`
[INFO] [stdout]    --> src/packet.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn set_truncated(&mut self, is_truncated: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_recursion_available`
[INFO] [stdout]    --> src/packet.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn set_recursion_available(&mut self, is_recursion_available: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rcode`
[INFO] [stdout]    --> src/packet.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn rcode(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_rcode`
[INFO] [stdout]    --> src/packet.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn set_rcode(&mut self, rcode: u8) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_ancount`
[INFO] [stdout]    --> src/packet.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn set_ancount(&mut self, ancount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_nscount`
[INFO] [stdout]    --> src/packet.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn set_nscount(&mut self, nscount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_arcount`
[INFO] [stdout]    --> src/packet.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |     fn set_arcount(&mut self, arcount: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "050d69aa088a686e99e4bf60b0610fac953383c022e5a7314748acdd92df1336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "050d69aa088a686e99e4bf60b0610fac953383c022e5a7314748acdd92df1336", kill_on_drop: false }`
[INFO] [stdout] 050d69aa088a686e99e4bf60b0610fac953383c022e5a7314748acdd92df1336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b5fadac66f4959b460633c5c0c97192160b71cfe86cc3154a413b11c8f7138a0
[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" "b5fadac66f4959b460633c5c0c97192160b71cfe86cc3154a413b11c8f7138a0", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/packet.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut packet = Packet { buf };
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_authoritative`
[INFO] [stderr]    --> src/packet.rs:136:8
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn set_authoritative(&mut self, is_authoritative: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_truncated`
[INFO] [stderr]    --> src/packet.rs:151:8
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn set_truncated(&mut self, is_truncated: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_recursion_available`
[INFO] [stderr]    --> src/packet.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 |     fn set_recursion_available(&mut self, is_recursion_available: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rcode`
[INFO] [stderr]    --> src/packet.rs:192:8
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn rcode(&self) -> u8 {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_rcode`
[INFO] [stderr]    --> src/packet.rs:196:8
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn set_rcode(&mut self, rcode: u8) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_ancount`
[INFO] [stderr]    --> src/packet.rs:215:8
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn set_ancount(&mut self, ancount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_nscount`
[INFO] [stderr]    --> src/packet.rs:223:8
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn set_nscount(&mut self, nscount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_arcount`
[INFO] [stderr]    --> src/packet.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn set_arcount(&mut self, arcount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/packet.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut packet = Packet { buf };
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_authoritative`
[INFO] [stderr]    --> src/packet.rs:136:8
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn set_authoritative(&mut self, is_authoritative: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_truncated`
[INFO] [stderr]    --> src/packet.rs:151:8
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn set_truncated(&mut self, is_truncated: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_recursion_available`
[INFO] [stderr]    --> src/packet.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 |     fn set_recursion_available(&mut self, is_recursion_available: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rcode`
[INFO] [stderr]    --> src/packet.rs:192:8
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn rcode(&self) -> u8 {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_rcode`
[INFO] [stderr]    --> src/packet.rs:196:8
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn set_rcode(&mut self, rcode: u8) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_ancount`
[INFO] [stderr]    --> src/packet.rs:215:8
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn set_ancount(&mut self, ancount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_nscount`
[INFO] [stderr]    --> src/packet.rs:223:8
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn set_nscount(&mut self, nscount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_arcount`
[INFO] [stderr]    --> src/packet.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn set_arcount(&mut self, arcount: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]  --> src/main.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::{SocketAddr, UdpSocket};
[INFO] [stderr]   |                ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut query = Packet::new_query("www.icann.org");
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dunce-f2f3c4bcc9cc8664
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dunce-969f7b4ee79ac0ee
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dunce
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b5fadac66f4959b460633c5c0c97192160b71cfe86cc3154a413b11c8f7138a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fadac66f4959b460633c5c0c97192160b71cfe86cc3154a413b11c8f7138a0", kill_on_drop: false }`
[INFO] [stdout] b5fadac66f4959b460633c5c0c97192160b71cfe86cc3154a413b11c8f7138a0