[INFO] cloning repository https://github.com/justinmoon/dnrs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinmoon/dnrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fdnrs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fdnrs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6e21c398c2714b168ddf311bbddf6a263e8fc76e
[INFO] checking justinmoon/dnrs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fdnrs" "/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/justinmoon/dnrs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/justinmoon/dnrs
[INFO] finished tweaking git repo https://github.com/justinmoon/dnrs
[INFO] tweaked toml for git repo https://github.com/justinmoon/dnrs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/justinmoon/dnrs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 413b28bce999f57c13b60b415ee3250b9cc00bd7da07e039e2840864ec265e0b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "413b28bce999f57c13b60b415ee3250b9cc00bd7da07e039e2840864ec265e0b"`
[INFO] [stderr]     Checking dnrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]    --> src/main.rs:729:1
[INFO] [stderr]     |
[INFO] [stderr] 729 | fn parse() {
[INFO] [stderr]     | ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `resolve`
[INFO] [stderr]    --> src/main.rs:751:1
[INFO] [stderr]     |
[INFO] [stderr] 751 | fn resolve(url: &str) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:444:9
[INFO] [stderr]     |
[INFO] [stderr] 444 |         buffer.read_qname(&mut domain);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]    --> src/main.rs:729:1
[INFO] [stderr]     |
[INFO] [stderr] 729 | fn parse() {
[INFO] [stderr]     | ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `resolve`
[INFO] [stderr]    --> src/main.rs:751:1
[INFO] [stderr]     |
[INFO] [stderr] 751 | fn resolve(url: &str) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:444:9
[INFO] [stderr]     |
[INFO] [stderr] 444 |         buffer.read_qname(&mut domain);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "413b28bce999f57c13b60b415ee3250b9cc00bd7da07e039e2840864ec265e0b"`
[INFO] running `"docker" "rm" "-f" "413b28bce999f57c13b60b415ee3250b9cc00bd7da07e039e2840864ec265e0b"`
[INFO] [stdout] 413b28bce999f57c13b60b415ee3250b9cc00bd7da07e039e2840864ec265e0b