[INFO] cloning repository https://github.com/Leowbattle/dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leowbattle/dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeowbattle%2Fdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeowbattle%2Fdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f90b563520f94be55c69ad8a3caca3906ff6886
[INFO] testing Leowbattle/dns against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeowbattle%2Fdns" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Leowbattle/dns
[INFO] finished tweaking git repo https://github.com/Leowbattle/dns
[INFO] tweaked toml for git repo https://github.com/Leowbattle/dns written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Leowbattle/dns on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Leowbattle/dns 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ed93eab93f4817ed19f464fd608a687e02cc8de51f0002ce6ff8ab9e0bb70e6
[INFO] running `Command { std: "docker" "start" "-a" "7ed93eab93f4817ed19f464fd608a687e02cc8de51f0002ce6ff8ab9e0bb70e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed93eab93f4817ed19f464fd608a687e02cc8de51f0002ce6ff8ab9e0bb70e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed93eab93f4817ed19f464fd608a687e02cc8de51f0002ce6ff8ab9e0bb70e6", kill_on_drop: false }`
[INFO] [stdout] 7ed93eab93f4817ed19f464fd608a687e02cc8de51f0002ce6ff8ab9e0bb70e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6469d6cda87063eee24f3d29e477ab671defd706b8a43abd225631e9accd1aff
[INFO] running `Command { std: "docker" "start" "-a" "6469d6cda87063eee24f3d29e477ab671defd706b8a43abd225631e9accd1aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `flags`, `qcount`, `ancount`, `nscount`, and `arcount` are never read
[INFO] [stdout]   --> src/main.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct DnsHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 22 |     id: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     flags: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     qcount: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     ancount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     nscount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     arcount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsHeader` has derived impls for the traits `Clone`, `Debug`, and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "6469d6cda87063eee24f3d29e477ab671defd706b8a43abd225631e9accd1aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6469d6cda87063eee24f3d29e477ab671defd706b8a43abd225631e9accd1aff", kill_on_drop: false }`
[INFO] [stdout] 6469d6cda87063eee24f3d29e477ab671defd706b8a43abd225631e9accd1aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 362bbad8025dd150531d003c63120e17eddabf0136a7cb068acbf0332fd524f8
[INFO] running `Command { std: "docker" "start" "-a" "362bbad8025dd150531d003c63120e17eddabf0136a7cb068acbf0332fd524f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `flags`, `qcount`, `ancount`, `nscount`, and `arcount` are never read
[INFO] [stdout]   --> src/main.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct DnsHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 22 |     id: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     flags: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     qcount: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     ancount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     nscount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     arcount: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsHeader` has derived impls for the traits `Clone`, `Debug`, and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "362bbad8025dd150531d003c63120e17eddabf0136a7cb068acbf0332fd524f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362bbad8025dd150531d003c63120e17eddabf0136a7cb068acbf0332fd524f8", kill_on_drop: false }`
[INFO] [stdout] 362bbad8025dd150531d003c63120e17eddabf0136a7cb068acbf0332fd524f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2e983a4611a66baf1ceab49cb585346e63100c066b1bb232532b9cc92fd59472
[INFO] running `Command { std: "docker" "start" "-a" "2e983a4611a66baf1ceab49cb585346e63100c066b1bb232532b9cc92fd59472", kill_on_drop: false }`
[INFO] [stderr] warning: fields `id`, `flags`, `qcount`, `ancount`, `nscount`, and `arcount` are never read
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:22:2
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 21 | struct DnsHeader {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |        --------- fields in this struct
[INFO] [stdout] 
[INFO] [stderr] 22 |     id: u16,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 23 |     flags: u16,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 24 |     qcount: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     ancount: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 26 |     nscount: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 27 |     arcount: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DnsHeader` has derived impls for the traits `Clone`, `Debug`, and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` 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 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dns-30798d9c4d11997d)
[INFO] running `Command { std: "docker" "inspect" "2e983a4611a66baf1ceab49cb585346e63100c066b1bb232532b9cc92fd59472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e983a4611a66baf1ceab49cb585346e63100c066b1bb232532b9cc92fd59472", kill_on_drop: false }`
[INFO] [stdout] 2e983a4611a66baf1ceab49cb585346e63100c066b1bb232532b9cc92fd59472