[INFO] cloning repository https://github.com/golf1052/rustdns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golf1052/rustdns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolf1052%2Frustdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolf1052%2Frustdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 423b6610a46fecc1f7ad0e85d4fb91a0dcf94b7f
[INFO] testing golf1052/rustdns against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolf1052%2Frustdns" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/golf1052/rustdns on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/golf1052/rustdns
[INFO] finished tweaking git repo https://github.com/golf1052/rustdns
[INFO] tweaked toml for git repo https://github.com/golf1052/rustdns written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/golf1052/rustdns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4ad920e060da7b5377815eac6689224ff57dcdad39f1235ab3027225f360e4b
[INFO] running `Command { std: "docker" "start" "-a" "f4ad920e060da7b5377815eac6689224ff57dcdad39f1235ab3027225f360e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4ad920e060da7b5377815eac6689224ff57dcdad39f1235ab3027225f360e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ad920e060da7b5377815eac6689224ff57dcdad39f1235ab3027225f360e4b", kill_on_drop: false }`
[INFO] [stdout] f4ad920e060da7b5377815eac6689224ff57dcdad39f1235ab3027225f360e4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a9956488b9de7cea43dd494ac974b3f88c2da58350efbbeb40c1eba4b77b453
[INFO] running `Command { std: "docker" "start" "-a" "4a9956488b9de7cea43dd494ac974b3f88c2da58350efbbeb40c1eba4b77b453", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustdns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump_packet`
[INFO] [stdout]    --> src/main.rs:385:4
[INFO] [stdout]     |
[INFO] [stdout] 385 | fn dump_packet(data: &[u8]) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_char`
[INFO] [stdout]    --> src/main.rs:404:4
[INFO] [stdout]     |
[INFO] [stdout] 404 | fn get_char(datum: u8) -> char {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "4a9956488b9de7cea43dd494ac974b3f88c2da58350efbbeb40c1eba4b77b453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9956488b9de7cea43dd494ac974b3f88c2da58350efbbeb40c1eba4b77b453", kill_on_drop: false }`
[INFO] [stdout] 4a9956488b9de7cea43dd494ac974b3f88c2da58350efbbeb40c1eba4b77b453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af12ddcdde84a3d5707135c35c3eb18229cfa860bba902efcd25ab1bd5ce1781
[INFO] running `Command { std: "docker" "start" "-a" "af12ddcdde84a3d5707135c35c3eb18229cfa860bba902efcd25ab1bd5ce1781", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustdns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump_packet`
[INFO] [stdout]    --> src/main.rs:385:4
[INFO] [stdout]     |
[INFO] [stdout] 385 | fn dump_packet(data: &[u8]) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_char`
[INFO] [stdout]    --> src/main.rs:404:4
[INFO] [stdout]     |
[INFO] [stdout] 404 | fn get_char(datum: u8) -> char {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "af12ddcdde84a3d5707135c35c3eb18229cfa860bba902efcd25ab1bd5ce1781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af12ddcdde84a3d5707135c35c3eb18229cfa860bba902efcd25ab1bd5ce1781", kill_on_drop: false }`
[INFO] [stdout] af12ddcdde84a3d5707135c35c3eb18229cfa860bba902efcd25ab1bd5ce1781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53cdfdb20d88d23fbbcdd410ec5fe5db25d86ebe82926ff28760822962d7390b
[INFO] running `Command { std: "docker" "start" "-a" "53cdfdb20d88d23fbbcdd410ec5fe5db25d86ebe82926ff28760822962d7390b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `dump_packet`
[INFO] [stderr]    --> src/main.rs:385:4
[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:404:4
[INFO] [stderr]     |
[INFO] [stderr] 404 | fn get_char(datum: u8) -> char {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustdns-3ecbe70adb393d64)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_dns_name_to_name ... ok
[INFO] [stdout] test test::test_to_u16 ... ok
[INFO] [stdout] test test::test_to_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53cdfdb20d88d23fbbcdd410ec5fe5db25d86ebe82926ff28760822962d7390b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53cdfdb20d88d23fbbcdd410ec5fe5db25d86ebe82926ff28760822962d7390b", kill_on_drop: false }`
[INFO] [stdout] 53cdfdb20d88d23fbbcdd410ec5fe5db25d86ebe82926ff28760822962d7390b