[INFO] cloning repository https://github.com/fiwippi/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/fiwippi/dns-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffiwippi%2Fdns-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffiwippi%2Fdns-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ec2c5580b19b1ffd40b4818a027adc445fed596 [INFO] testing fiwippi/dns-server against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffiwippi%2Fdns-server" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fiwippi/dns-server on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fiwippi/dns-server [INFO] finished tweaking git repo https://github.com/fiwippi/dns-server [INFO] tweaked toml for git repo https://github.com/fiwippi/dns-server written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/fiwippi/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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dca60355fcc2318e0b728b0724638182126b943c0a3e414bf5ddcf183a0b378f [INFO] running `Command { std: "docker" "start" "-a" "dca60355fcc2318e0b728b0724638182126b943c0a3e414bf5ddcf183a0b378f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dca60355fcc2318e0b728b0724638182126b943c0a3e414bf5ddcf183a0b378f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dca60355fcc2318e0b728b0724638182126b943c0a3e414bf5ddcf183a0b378f", kill_on_drop: false }` [INFO] [stdout] dca60355fcc2318e0b728b0724638182126b943c0a3e414bf5ddcf183a0b378f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b10524fe2d8c08732c1db1651b46335841f9a7852fe4969a2bba9c2611696b5c [INFO] running `Command { std: "docker" "start" "-a" "b10524fe2d8c08732c1db1651b46335841f9a7852fe4969a2bba9c2611696b5c", kill_on_drop: false }` [INFO] [stderr] Compiling dns v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 72 | pub struct Header { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 73 | pub id: u16, [INFO] [stdout] | ^^ [INFO] [stdout] 74 | pub is_query: bool, // If false, this is a response [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 75 | pub opcode: Opcode, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 76 | pub is_authoritative_answer: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 77 | pub truncated: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 78 | pub recursion_desired: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 79 | pub recursion_available: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 80 | pub response_code: ResponseCode, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 81 | pub questions: u16, [INFO] [stdout] 82 | pub answers: u16, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `qtype`, and `qclass` are never read [INFO] [stdout] --> src/main.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 155 | pub struct Question { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 156 | name: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] 157 | qtype: QType, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 158 | qclass: QClass, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Question` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `header` and `questions` are never read [INFO] [stdout] --> src/main.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 162 | pub struct Message { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 163 | header: Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 164 | questions: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RA` is never used [INFO] [stdout] --> src/main.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub const RA: u8 = 0b10000000; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcxOAWWL/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcxOAWWL/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,-znostart-stop-gc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/dns-9b3f5388bae0ac18" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dns` (bin "dns") due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b10524fe2d8c08732c1db1651b46335841f9a7852fe4969a2bba9c2611696b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b10524fe2d8c08732c1db1651b46335841f9a7852fe4969a2bba9c2611696b5c", kill_on_drop: false }` [INFO] [stdout] b10524fe2d8c08732c1db1651b46335841f9a7852fe4969a2bba9c2611696b5c