[INFO] cloning repository https://github.com/jackpie2/dns-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackpie2/dns-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpie2%2Fdns-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpie2%2Fdns-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22707158cdaf8b0f55dc2ad5a988e883a1a10d90
[INFO] testing jackpie2/dns-server against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpie2%2Fdns-server" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackpie2/dns-server on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackpie2/dns-server
[INFO] finished tweaking git repo https://github.com/jackpie2/dns-server
[INFO] tweaked toml for git repo https://github.com/jackpie2/dns-server written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jackpie2/dns-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing jackpie2/dns-server against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpie2%2Fdns-server" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackpie2/dns-server on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackpie2/dns-server
[INFO] finished tweaking git repo https://github.com/jackpie2/dns-server
[INFO] tweaked toml for git repo https://github.com/jackpie2/dns-server written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jackpie2/dns-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c4562d7a2b87559d30fa3c19583c64ea00af002bec54d47811490cd96091067
[INFO] running `Command { std: "docker" "start" "-a" "7c4562d7a2b87559d30fa3c19583c64ea00af002bec54d47811490cd96091067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c4562d7a2b87559d30fa3c19583c64ea00af002bec54d47811490cd96091067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4562d7a2b87559d30fa3c19583c64ea00af002bec54d47811490cd96091067", kill_on_drop: false }`
[INFO] [stdout] 7c4562d7a2b87559d30fa3c19583c64ea00af002bec54d47811490cd96091067
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ac3a279ef539aa38e9b541160453b188d42c0ac81981285b507a2bed049abc3
[INFO] running `Command { std: "docker" "start" "-a" "1ac3a279ef539aa38e9b541160453b188d42c0ac81981285b507a2bed049abc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rclass`
[INFO] [stdout]    --> src/packets/raw.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |             let rclass = (self.buffer[self.pos] as u16) << 8 | self.buffer[self.pos + 1] as u16;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rclass`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_header` is never used
[INFO] [stdout]   --> src/packets/raw.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl RawPacket {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_header(&self) -> [u8; 12] {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "1ac3a279ef539aa38e9b541160453b188d42c0ac81981285b507a2bed049abc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac3a279ef539aa38e9b541160453b188d42c0ac81981285b507a2bed049abc3", kill_on_drop: false }`
[INFO] [stdout] 1ac3a279ef539aa38e9b541160453b188d42c0ac81981285b507a2bed049abc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644a75c5d9476c786836251f94c17da39f99923eb80047e9c6539fc27c1d742a
[INFO] running `Command { std: "docker" "start" "-a" "644a75c5d9476c786836251f94c17da39f99923eb80047e9c6539fc27c1d742a", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rclass`
[INFO] [stdout]    --> src/packets/raw.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |             let rclass = (self.buffer[self.pos] as u16) << 8 | self.buffer[self.pos + 1] as u16;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rclass`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "644a75c5d9476c786836251f94c17da39f99923eb80047e9c6539fc27c1d742a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644a75c5d9476c786836251f94c17da39f99923eb80047e9c6539fc27c1d742a", kill_on_drop: false }`
[INFO] [stdout] 644a75c5d9476c786836251f94c17da39f99923eb80047e9c6539fc27c1d742a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd348cf6f4381ca5c58aa043b7f9d78445d8b82927b4134c5e00b3a904df7bda
[INFO] running `Command { std: "docker" "start" "-a" "fd348cf6f4381ca5c58aa043b7f9d78445d8b82927b4134c5e00b3a904df7bda", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `rclass`
[INFO] [stderr]    --> src/packets/raw.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |             let rclass = (self.buffer[self.pos] as u16) << 8 | self.buffer[self.pos + 1] as u16;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rclass`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dns` (bin "dns" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dns-6153fff29e005c1c)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test packets::parts::tests::flag_qr ... ok
[INFO] [stdout] test packets::parts::tests::flag_opcode ... ok
[INFO] [stdout] test packets::parts::tests::flag_rcode ... ok
[INFO] [stdout] test packets::parts::tests::flag_ra ... ok
[INFO] [stdout] test packets::parts::tests::flag_rd ... ok
[INFO] [stdout] test packets::parts::tests::flag_aa ... ok
[INFO] [stdout] test packets::parts::tests::flag_tc ... ok
[INFO] [stdout] test packets::parts::tests::flag_z ... ok
[INFO] [stdout] test packets::parts::tests::flags_to_bytes ... ok
[INFO] [stdout] test packets::parts::tests::header_to_bytes ... ok
[INFO] [stdout] test packets::parts::tests::parse_ancount ... ok
[INFO] [stdout] test packets::parts::tests::parse_arcount ... ok
[INFO] [stdout] test packets::parts::tests::parse_nscount ... ok
[INFO] [stdout] test packets::parts::tests::parse_qdcount ... ok
[INFO] [stdout] test packets::parts::tests::parse_packet_id ... ok
[INFO] [stdout] test packets::parts::tests::question_to_bytes ... ok
[INFO] [stdout] test packets::parts::tests::record_to_bytes ... ok
[INFO] [stdout] test packets::raw::tests::get_question_jump ... ok
[INFO] [stdout] test packets::raw::tests::test_get_header ... ok
[INFO] [stdout] test packets::raw::tests::parse_qname_jump ... ok
[INFO] [stdout] test packets::raw::tests::test_get_qname ... ok
[INFO] [stdout] test packets::raw::tests::test_get_answer_record ... ok
[INFO] [stdout] test packets::raw::tests::test_get_questions ... ok
[INFO] [stdout] test packets::raw::tests::get_questions ... ok
[INFO] [stdout] test packets::raw::tests::test_from_packet ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd348cf6f4381ca5c58aa043b7f9d78445d8b82927b4134c5e00b3a904df7bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd348cf6f4381ca5c58aa043b7f9d78445d8b82927b4134c5e00b3a904df7bda", kill_on_drop: false }`
[INFO] [stdout] fd348cf6f4381ca5c58aa043b7f9d78445d8b82927b4134c5e00b3a904df7bda