[INFO] fetching crate lv2-host-minimal 0.1.4...
[INFO] testing lv2-host-minimal-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lv2-host-minimal 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lv2-host-minimal 0.1.4
[INFO] finished tweaking crates.io crate lv2-host-minimal 0.1.4
[INFO] tweaked toml for crates.io crate lv2-host-minimal 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lv2-host-minimal 0.1.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lv2-host-minimal 0.1.4 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" "+beta-2025-09-21" "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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be0b9c4380b00696b361391858e3cb6cd95fd4da110d8aef6a5bbbfe42c8bb81
[INFO] running `Command { std: "docker" "start" "-a" "be0b9c4380b00696b361391858e3cb6cd95fd4da110d8aef6a5bbbfe42c8bb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be0b9c4380b00696b361391858e3cb6cd95fd4da110d8aef6a5bbbfe42c8bb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be0b9c4380b00696b361391858e3cb6cd95fd4da110d8aef6a5bbbfe42c8bb81", kill_on_drop: false }`
[INFO] [stdout] be0b9c4380b00696b361391858e3cb6cd95fd4da110d8aef6a5bbbfe42c8bb81
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31554884fd77a0537b4ff96705485c33988e0495dda4096f6f7df9347102e3bd
[INFO] running `Command { std: "docker" "start" "-a" "31554884fd77a0537b4ff96705485c33988e0495dda4096f6f7df9347102e3bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling lv2-sys v2.0.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling lv2_raw v0.2.0
[INFO] [stderr]    Compiling lilv-sys v0.2.1
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]    Compiling urid v0.1.0
[INFO] [stderr]    Compiling lv2-core v3.0.0
[INFO] [stderr]    Compiling lv2-urid v2.1.0
[INFO] [stderr]    Compiling lv2-host-minimal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `lilv_port` and `optional` are never read
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 355 | struct Port{
[INFO] [stdout]     |        ---- fields in this struct
[INFO] [stdout] 356 |     lilv_port: *const LilvPort,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 357 |     index: u32,
[INFO] [stdout] 358 |     optional: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Port` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcR6afEd/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libhound-5bb63204c5156ba1,liblv2hm-b65948785f72ef01,liblv2_urid-eda723c98d7eb05b,liblv2_core-00184b93a59a1cb8,liblv2_sys-5a0c4ec38cfe4647,liburid-4df6d75473aea0d8,liblilv_sys-c95a0c9bff44ceac,liblv2_raw-0e96592a47af16b4,liblibc-7bb3f27c115dd72e}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-llilv-0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcR6afEd/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/testbin-def9d83aad4c1461" "-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: rust-lld: error: unable to find library -llilv-0
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lv2-host-minimal` (bin "testbin") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "31554884fd77a0537b4ff96705485c33988e0495dda4096f6f7df9347102e3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31554884fd77a0537b4ff96705485c33988e0495dda4096f6f7df9347102e3bd", kill_on_drop: false }`
[INFO] [stdout] 31554884fd77a0537b4ff96705485c33988e0495dda4096f6f7df9347102e3bd
