[INFO] updating cached repository golf1052/rustdns
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/golf1052/rustdns
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/golf1052/rustdns" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/golf1052/rustdns"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/golf1052/rustdns'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/golf1052/rustdns" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/golf1052/rustdns"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/golf1052/rustdns'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 423b6610a46fecc1f7ad0e85d4fb91a0dcf94b7f
[INFO] sha for GitHub repo golf1052/rustdns: 423b6610a46fecc1f7ad0e85d4fb91a0dcf94b7f
[INFO] validating manifest of golf1052/rustdns on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of golf1052/rustdns on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing golf1052/rustdns
[INFO] finished frobbing golf1052/rustdns
[INFO] frobbed toml for golf1052/rustdns written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/golf1052/rustdns/Cargo.toml
[INFO] started frobbing golf1052/rustdns
[INFO] finished frobbing golf1052/rustdns
[INFO] frobbed toml for golf1052/rustdns written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/golf1052/rustdns/Cargo.toml
[INFO] crate golf1052/rustdns already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking golf1052/rustdns against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/golf1052/rustdns:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9f6d88b2d6127b0dd19f18a92f77b27f051d4c85c7c0644949022208f2f6660d
[INFO] running `"docker" "start" "-a" "9f6d88b2d6127b0dd19f18a92f77b27f051d4c85c7c0644949022208f2f6660d"`
[INFO] [stderr]     Checking rustdns v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `dump_packet`
[INFO] [stderr]    --> src/main.rs:385:1
[INFO] [stderr]     |
[INFO] [stderr] 385 | fn dump_packet(data: &[u8]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_char`
[INFO] [stderr]    --> src/main.rs:404:1
[INFO] [stderr]     |
[INFO] [stderr] 404 | fn get_char(datum: u8) -> char {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump_packet`
[INFO] [stderr]    --> src/main.rs:385:1
[INFO] [stderr]     |
[INFO] [stderr] 385 | fn dump_packet(data: &[u8]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_char`
[INFO] [stderr]    --> src/main.rs:404:1
[INFO] [stderr]     |
[INFO] [stderr] 404 | fn get_char(datum: u8) -> char {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "9f6d88b2d6127b0dd19f18a92f77b27f051d4c85c7c0644949022208f2f6660d"`
[INFO] running `"docker" "rm" "-f" "9f6d88b2d6127b0dd19f18a92f77b27f051d4c85c7c0644949022208f2f6660d"`
[INFO] [stdout] 9f6d88b2d6127b0dd19f18a92f77b27f051d4c85c7c0644949022208f2f6660d