[INFO] cloning repository https://github.com/2018kguo/codecrafters-dns-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2018kguo/codecrafters-dns-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2018kguo%2Fcodecrafters-dns-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2018kguo%2Fcodecrafters-dns-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6f5836582422c5473037be24d9785582e8a6447
[INFO] testing 2018kguo/codecrafters-dns-server-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2018kguo%2Fcodecrafters-dns-server-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/2018kguo/codecrafters-dns-server-rust
[INFO] finished tweaking git repo https://github.com/2018kguo/codecrafters-dns-server-rust
[INFO] tweaked toml for git repo https://github.com/2018kguo/codecrafters-dns-server-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2018kguo/codecrafters-dns-server-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2018kguo/codecrafters-dns-server-rust 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 559b76116450e0b82b959429c87438c341dbd7906f1ec467517eadc0f8bf8ec6
[INFO] running `Command { std: "docker" "start" "-a" "559b76116450e0b82b959429c87438c341dbd7906f1ec467517eadc0f8bf8ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "559b76116450e0b82b959429c87438c341dbd7906f1ec467517eadc0f8bf8ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559b76116450e0b82b959429c87438c341dbd7906f1ec467517eadc0f8bf8ec6", kill_on_drop: false }`
[INFO] [stdout] 559b76116450e0b82b959429c87438c341dbd7906f1ec467517eadc0f8bf8ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48c12b2f3b63e14a705f37f25005cc2c5de73c0e38a01ba1a8ad89cd11482ff6
[INFO] running `Command { std: "docker" "start" "-a" "48c12b2f3b63e14a705f37f25005cc2c5de73c0e38a01ba1a8ad89cd11482ff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling dns-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.19s
[INFO] running `Command { std: "docker" "inspect" "48c12b2f3b63e14a705f37f25005cc2c5de73c0e38a01ba1a8ad89cd11482ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c12b2f3b63e14a705f37f25005cc2c5de73c0e38a01ba1a8ad89cd11482ff6", kill_on_drop: false }`
[INFO] [stdout] 48c12b2f3b63e14a705f37f25005cc2c5de73c0e38a01ba1a8ad89cd11482ff6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 912b4af454d2884dec4aae1fa3cae13be3f1da2e9ac7634e9956abb73f26223c
[INFO] running `Command { std: "docker" "start" "-a" "912b4af454d2884dec4aae1fa3cae13be3f1da2e9ac7634e9956abb73f26223c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "912b4af454d2884dec4aae1fa3cae13be3f1da2e9ac7634e9956abb73f26223c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912b4af454d2884dec4aae1fa3cae13be3f1da2e9ac7634e9956abb73f26223c", kill_on_drop: false }`
[INFO] [stdout] 912b4af454d2884dec4aae1fa3cae13be3f1da2e9ac7634e9956abb73f26223c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd1caf058c656e3c8529b1499ed71eeef7c1f0df2899027e9b72853fdbaaa2a9
[INFO] running `Command { std: "docker" "start" "-a" "cd1caf058c656e3c8529b1499ed71eeef7c1f0df2899027e9b72853fdbaaa2a9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dns_starter_rust-6fcd818dc27ab149)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test structs::test::test_dns_answer_from_bytes ... ok
[INFO] [stdout] test structs::test::test_dns_header_from_bytes ... ok
[INFO] [stdout] test structs::test::test_dns_header_to_bytes ... ok
[INFO] [stdout] test structs::test::test_dns_question_to_bytes ... ok
[INFO] [stdout] test structs::test::test_dns_question_from_bytes ... ok
[INFO] [stdout] test structs::test::test_read_dns_question_compression_in_middle ... ok
[INFO] [stdout] test structs::test::test_read_dns_question_with_compresion ... ok
[INFO] [stdout] test structs::test::test_read_dns_question_compression_at_end ... ok
[INFO] [stdout] test structs::test::test_dns_answer_to_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd1caf058c656e3c8529b1499ed71eeef7c1f0df2899027e9b72853fdbaaa2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1caf058c656e3c8529b1499ed71eeef7c1f0df2899027e9b72853fdbaaa2a9", kill_on_drop: false }`
[INFO] [stdout] cd1caf058c656e3c8529b1499ed71eeef7c1f0df2899027e9b72853fdbaaa2a9
