[INFO] updating cached repository https://github.com/aldrio/passthrough-dns
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dddb7c46525225c410d0fac90e4a7bc23b75affd
[INFO] checking aldrio/passthrough-dns against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldrio%2Fpassthrough-dns" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aldrio/passthrough-dns on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aldrio/passthrough-dns
[INFO] finished tweaking git repo https://github.com/aldrio/passthrough-dns
[INFO] tweaked toml for git repo https://github.com/aldrio/passthrough-dns written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/aldrio/passthrough-dns already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99d3b5786fcf0b1e09f77e09916d8b648fb71c62cfdfd77ec1e718c851b1231d
[INFO] running `"docker" "start" "-a" "99d3b5786fcf0b1e09f77e09916d8b648fb71c62cfdfd77ec1e718c851b1231d"`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking passthrough-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/dns/buffer.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     pub fn new(stream: &'a mut T) -> StreamPacketBuffer<'_, T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_querytype`
[INFO] [stderr]    --> src/dns/protocol.rs:517:5
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn get_querytype(&self) -> QueryType {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_domain`
[INFO] [stderr]    --> src/dns/protocol.rs:532:5
[INFO] [stderr]     |
[INFO] [stderr] 532 |     pub fn get_domain(&self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ttl`
[INFO] [stderr]    --> src/dns/protocol.rs:547:5
[INFO] [stderr]     |
[INFO] [stderr] 547 |     pub fn get_ttl(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ttl_from_soa`
[INFO] [stderr]    --> src/dns/protocol.rs:887:5
[INFO] [stderr]     |
[INFO] [stderr] 887 |     pub fn get_ttl_from_soa(&self) -> Option<u32> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_random_a`
[INFO] [stderr]    --> src/dns/protocol.rs:897:5
[INFO] [stderr]     |
[INFO] [stderr] 897 |     pub fn get_random_a(&self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_unresolved_cnames`
[INFO] [stderr]    --> src/dns/protocol.rs:909:5
[INFO] [stderr]     |
[INFO] [stderr] 909 |     pub fn get_unresolved_cnames(&self) -> Vec<DnsRecord> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_resolved_ns`
[INFO] [stderr]    --> src/dns/protocol.rs:932:5
[INFO] [stderr]     |
[INFO] [stderr] 932 |     pub fn get_resolved_ns(&self, qname: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_unresolved_ns`
[INFO] [stderr]    --> src/dns/protocol.rs:978:5
[INFO] [stderr]     |
[INFO] [stderr] 978 |     pub fn get_unresolved_ns(&self, qname: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/dns/buffer.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     pub fn new(stream: &'a mut T) -> StreamPacketBuffer<'_, T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_querytype`
[INFO] [stderr]    --> src/dns/protocol.rs:517:5
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn get_querytype(&self) -> QueryType {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_domain`
[INFO] [stderr]    --> src/dns/protocol.rs:532:5
[INFO] [stderr]     |
[INFO] [stderr] 532 |     pub fn get_domain(&self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ttl`
[INFO] [stderr]    --> src/dns/protocol.rs:547:5
[INFO] [stderr]     |
[INFO] [stderr] 547 |     pub fn get_ttl(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_ttl_from_soa`
[INFO] [stderr]    --> src/dns/protocol.rs:887:5
[INFO] [stderr]     |
[INFO] [stderr] 887 |     pub fn get_ttl_from_soa(&self) -> Option<u32> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_random_a`
[INFO] [stderr]    --> src/dns/protocol.rs:897:5
[INFO] [stderr]     |
[INFO] [stderr] 897 |     pub fn get_random_a(&self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_unresolved_cnames`
[INFO] [stderr]    --> src/dns/protocol.rs:909:5
[INFO] [stderr]     |
[INFO] [stderr] 909 |     pub fn get_unresolved_cnames(&self) -> Vec<DnsRecord> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_resolved_ns`
[INFO] [stderr]    --> src/dns/protocol.rs:932:5
[INFO] [stderr]     |
[INFO] [stderr] 932 |     pub fn get_resolved_ns(&self, qname: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_unresolved_ns`
[INFO] [stderr]    --> src/dns/protocol.rs:978:5
[INFO] [stderr]     |
[INFO] [stderr] 978 |     pub fn get_unresolved_ns(&self, qname: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.39s
[INFO] running `"docker" "inspect" "99d3b5786fcf0b1e09f77e09916d8b648fb71c62cfdfd77ec1e718c851b1231d"`
[INFO] running `"docker" "rm" "-f" "99d3b5786fcf0b1e09f77e09916d8b648fb71c62cfdfd77ec1e718c851b1231d"`
[INFO] [stdout] 99d3b5786fcf0b1e09f77e09916d8b648fb71c62cfdfd77ec1e718c851b1231d