[INFO] fetching crate lv2-host-minimal 0.1.1...
[INFO] testing lv2-host-minimal-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lv2-host-minimal 0.1.1 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate lv2-host-minimal 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lv2-host-minimal 0.1.1
[INFO] finished tweaking crates.io crate lv2-host-minimal 0.1.1
[INFO] tweaked toml for crates.io crate lv2-host-minimal 0.1.1 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate crates.io crate lv2-host-minimal 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c56f9abebce2668418c6f33b4301448fae84f618cba4291bf78626a560f70189
[INFO] running `Command { std: "docker" "start" "-a" "c56f9abebce2668418c6f33b4301448fae84f618cba4291bf78626a560f70189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c56f9abebce2668418c6f33b4301448fae84f618cba4291bf78626a560f70189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56f9abebce2668418c6f33b4301448fae84f618cba4291bf78626a560f70189", kill_on_drop: false }`
[INFO] [stdout] c56f9abebce2668418c6f33b4301448fae84f618cba4291bf78626a560f70189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99db119bcae2334cb11a0d7e885af60cbc48a54c62602dbdb8c1dd7074a0a08a
[INFO] running `Command { std: "docker" "start" "-a" "99db119bcae2334cb11a0d7e885af60cbc48a54c62602dbdb8c1dd7074a0a08a", 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 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lilv_plugin`
[INFO] [stdout]    --> src/lib.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     lilv_plugin: *const LilvPlugin,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LV2_URID__map` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const LV2_URID__map: &[u8; 34usize] = b"http://lv2plug.in/ns/ext/urid#map\0";
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `LV2_URID_MAP`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `audio_midi_instrument_test`
[INFO] [stdout]   --> src/bin.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn audio_midi_instrument_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.testbin.637c428c-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f.2uuj8d1gx77vciwi.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libhound-b15280428d9337b5.rlib" "/opt/rustwide/target/debug/deps/liblv2_urid-31ca56711e2902e6.rlib" "/opt/rustwide/target/debug/deps/liblv2_core-df3b88e79f22e332.rlib" "/opt/rustwide/target/debug/deps/liblv2_sys-fc08d5f2b884a8e9.rlib" "/opt/rustwide/target/debug/deps/liburid-439f3634e13b6094.rlib" "/opt/rustwide/target/debug/deps/liblv2hm-faedde0ccda7a14c.rlib" "/opt/rustwide/target/debug/deps/liblilv_sys-e4cee79e5bfc0a51.rlib" "/opt/rustwide/target/debug/deps/liblv2_raw-6406bc42ea87fcb5.rlib" "/opt/rustwide/target/debug/deps/liblibc-4b2c4d60c76c0f8f.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-llilv-0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/testbin-33bda7a788359c3f" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -llilv-0
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lv2-host-minimal` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "99db119bcae2334cb11a0d7e885af60cbc48a54c62602dbdb8c1dd7074a0a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99db119bcae2334cb11a0d7e885af60cbc48a54c62602dbdb8c1dd7074a0a08a", kill_on_drop: false }`
[INFO] [stdout] 99db119bcae2334cb11a0d7e885af60cbc48a54c62602dbdb8c1dd7074a0a08a