[INFO] updating cached repository https://github.com/NikxDa/doug
[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] 9897478d8de64e673ee74b128a454b305f8e9523
[INFO] checking NikxDa/doug against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikxDa%2Fdoug" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NikxDa/doug on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/NikxDa/doug
[INFO] finished tweaking git repo https://github.com/NikxDa/doug
[INFO] tweaked toml for git repo https://github.com/NikxDa/doug written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/NikxDa/doug already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] e6bf7fa72c2125b5f7d65efe503d0399d48f55a25de545dfea996d6fe1883084
[INFO] running `"docker" "start" "-a" "e6bf7fa72c2125b5f7d65efe503d0399d48f55a25de545dfea996d6fe1883084"`
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling strum_macros v0.13.0
[INFO] [stderr]     Checking doug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/console.rs:52:36
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let edns_version = (record.ttl >> 16 as u8);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/console.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 let edns_dnssec = match (record.ttl & (1 << 15)) {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/console.rs:52:36
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let edns_version = (record.ttl >> 16 as u8);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/console.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 let edns_dnssec = match (record.ttl & (1 << 15)) {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `DnsQueryType`
[INFO] [stderr]  --> src/dns/dns_query_type.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum DnsQueryType {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HINFO`
[INFO] [stderr]   --> src/dns/dns_record_data.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     HINFO   { cpu: String, os: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `info`
[INFO] [stderr]   --> src/console.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn info (key: &str, value: &String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `DnsQueryType`
[INFO] [stderr]  --> src/dns/dns_query_type.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum DnsQueryType {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HINFO`
[INFO] [stderr]   --> src/dns/dns_record_data.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     HINFO   { cpu: String, os: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `info`
[INFO] [stderr]   --> src/console.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn info (key: &str, value: &String) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.22s
[INFO] running `"docker" "inspect" "e6bf7fa72c2125b5f7d65efe503d0399d48f55a25de545dfea996d6fe1883084"`
[INFO] running `"docker" "rm" "-f" "e6bf7fa72c2125b5f7d65efe503d0399d48f55a25de545dfea996d6fe1883084"`
[INFO] [stdout] e6bf7fa72c2125b5f7d65efe503d0399d48f55a25de545dfea996d6fe1883084