[INFO] cloning repository https://github.com/zelr0x/icmp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zelr0x/icmp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzelr0x%2Ficmp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzelr0x%2Ficmp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c74cae9f28d874ab9581b08e7ef81c53ef1cefc4
[INFO] checking zelr0x/icmp against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzelr0x%2Ficmp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/zelr0x/icmp
[INFO] finished tweaking git repo https://github.com/zelr0x/icmp
[INFO] tweaked toml for git repo https://github.com/zelr0x/icmp written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zelr0x/icmp on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zelr0x/icmp 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0
[INFO] running `Command { std: "docker" "start" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking icmp v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stdout] warning: unused import: `Ipv6Addr`
[INFO] [stdout]  --> lib/src/echo.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 |     net::{IpAddr, Ipv4Addr, Ipv6Addr},
[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 import: `Ipv6Addr`
[INFO] [stdout]  --> lib/src/echo.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 |     net::{IpAddr, Ipv4Addr, Ipv6Addr},
[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 variable: `reply_hdr`
[INFO] [stdout]    --> lib/src/echo.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let reply_hdr: icmphdr =
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_hdr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> lib/src/echo.rs:341:24
[INFO] [stdout]     |
[INFO] [stdout] 341 |             IpAddr::V6(addr) => {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> lib/src/sys/unix/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         unsafe { Self::do_open(AF_INET) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> lib/src/sys/unix/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         unsafe { Self::do_open(AF_INET6) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ICMP6HDR_SIZE` is never used
[INFO] [stdout]   --> lib/src/sys/unix/icmp.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const ICMP6HDR_SIZE: usize = size_of::<icmp6hdr>();
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `icmp6hdr` is never constructed
[INFO] [stdout]   --> lib/src/sys/unix/icmp.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct icmp6hdr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ICMP_ECHOREPLY` is never used
[INFO] [stdout]  --> lib/src/sys/unix/icmp.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const ICMP_ECHOREPLY: u8 = 0;
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SOCK_RAW` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const SOCK_RAW:   c_int = 3;  // Requires CAP_NET_RAW/root
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPPROTO_ICMPV6` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const IPPROTO_ICMPV6: c_int = 58;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV6_FLOWINFO_DEFAULT` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const IPV6_FLOWINFO_DEFAULT: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV6_SCOPE_ID_DEFAULT` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const IPV6_SCOPE_ID_DEFAULT: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `sockaddr_in6` is never constructed
[INFO] [stdout]    --> lib/src/sys/unix/sock.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct sockaddr_in6 {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_ext` are never used
[INFO] [stdout]    --> lib/src/sys/unix/sock.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl sockaddr_in6 {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 163 |     pub fn new(addr: impl Into<in6_addr>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn new_ext(addr: impl Into<in6_addr>, port: u16, flow_info: u32, scope_id: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ping v0.1.0 (/opt/rustwide/workdir/ping)
[INFO] [stdout] warning: unused variable: `reply_hdr`
[INFO] [stdout]    --> lib/src/echo.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let reply_hdr: icmphdr =
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_hdr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> lib/src/echo.rs:341:24
[INFO] [stdout]     |
[INFO] [stdout] 341 |             IpAddr::V6(addr) => {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> lib/src/sys/unix/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         unsafe { Self::do_open(AF_INET) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> lib/src/sys/unix/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         unsafe { Self::do_open(AF_INET6) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ICMP6HDR_SIZE` is never used
[INFO] [stdout]   --> lib/src/sys/unix/icmp.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const ICMP6HDR_SIZE: usize = size_of::<icmp6hdr>();
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `icmp6hdr` is never constructed
[INFO] [stdout]   --> lib/src/sys/unix/icmp.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct icmp6hdr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ICMP_ECHOREPLY` is never used
[INFO] [stdout]  --> lib/src/sys/unix/icmp.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const ICMP_ECHOREPLY: u8 = 0;
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SOCK_RAW` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const SOCK_RAW:   c_int = 3;  // Requires CAP_NET_RAW/root
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPPROTO_ICMPV6` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const IPPROTO_ICMPV6: c_int = 58;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV6_FLOWINFO_DEFAULT` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const IPV6_FLOWINFO_DEFAULT: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV6_SCOPE_ID_DEFAULT` is never used
[INFO] [stdout]   --> lib/src/sys/unix/sock.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const IPV6_SCOPE_ID_DEFAULT: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `sockaddr_in6` is never constructed
[INFO] [stdout]    --> lib/src/sys/unix/sock.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct sockaddr_in6 {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_ext` are never used
[INFO] [stdout]    --> lib/src/sys/unix/sock.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl sockaddr_in6 {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 163 |     pub fn new(addr: impl Into<in6_addr>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn new_ext(addr: impl Into<in6_addr>, port: u16, flow_info: u32, scope_id: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0", kill_on_drop: false }`
[INFO] [stdout] 3a040da0d3ae61367eb4a2d603cf74e0ceb1811311f516308cc981e17ad7bdf0
