[INFO] cloning repository https://github.com/jvff/wit-bindgen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvff/wit-bindgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Fwit-bindgen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Fwit-bindgen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b9c2645e8d6ca5ce5babaef975801e09412a4b1e [INFO] building jvff/wit-bindgen against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Fwit-bindgen" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jvff/wit-bindgen on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jvff/wit-bindgen [INFO] finished tweaking git repo https://github.com/jvff/wit-bindgen [INFO] tweaked toml for git repo https://github.com/jvff/wit-bindgen written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jvff/wit-bindgen 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasmtime-wasi v1.0.2 [INFO] [stderr] Downloaded ittapi v0.3.1 [INFO] [stderr] Downloaded wat v1.0.51 [INFO] [stderr] Downloaded memfd v0.6.1 [INFO] [stderr] Downloaded wiggle v1.0.2 [INFO] [stderr] Downloaded wasm-encoder v0.19.1 [INFO] [stderr] Downloaded wasmer-wasi-local-networking v3.0.0-rc.2 [INFO] [stderr] Downloaded wiggle-macro v1.0.2 [INFO] [stderr] Downloaded wasmer-vbus v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmprinter v0.2.36 [INFO] [stderr] Downloaded wasmer-compiler v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer-compiler-cranelift v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer-wasi-types v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer-vm v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmparser v0.86.0 [INFO] [stderr] Downloaded cap-std v0.25.3 [INFO] [stderr] Downloaded wasmer-types v3.0.0-rc.2 [INFO] [stderr] Downloaded io-extras v0.15.0 [INFO] [stderr] Downloaded hermit-abi v0.2.1 [INFO] [stderr] Downloaded cap-fs-ext v0.25.3 [INFO] [stderr] Downloaded system-interface v0.22.0 [INFO] [stderr] Downloaded wasi-cap-std-sync v1.0.2 [INFO] [stderr] Downloaded cap-primitives v0.25.3 [INFO] [stderr] Downloaded cap-rand v0.25.3 [INFO] [stderr] Downloaded fs-set-times v0.17.1 [INFO] [stderr] Downloaded wasi-common v1.0.2 [INFO] [stderr] Downloaded winx v0.33.0 [INFO] [stderr] Downloaded wast v49.0.0 [INFO] [stderr] Downloaded wasmer-vfs v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer-wit-bindgen-gen-rust-wasm v0.1.1 [INFO] [stderr] Downloaded wasmer-wit-bindgen-rust v0.1.1 [INFO] [stderr] Downloaded wasmer-derive v3.0.0-rc.2 [INFO] [stderr] Downloaded enumset_derive v0.5.6 [INFO] [stderr] Downloaded wasmer-wasi v3.0.0-rc.2 [INFO] [stderr] Downloaded enumset v1.0.9 [INFO] [stderr] Downloaded wiggle-generate v1.0.2 [INFO] [stderr] Downloaded wast v33.0.0 [INFO] [stderr] Downloaded wasmer-vnet v3.0.0-rc.2 [INFO] [stderr] Downloaded wasmer-wit-bindgen-rust-impl v0.1.1 [INFO] [stderr] Downloaded wasmer-wit-parser v0.1.1 [INFO] [stderr] Downloaded cap-time-ext v0.25.3 [INFO] [stderr] Downloaded is-terminal v0.3.0 [INFO] [stderr] Downloaded wasmer-wit-bindgen-gen-core v0.1.1 [INFO] [stderr] Downloaded wasmer-wit-bindgen-gen-rust v0.1.1 [INFO] [stderr] Downloaded ittapi-sys v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8c9e81a40a17b317538db34449be61fa95bd7f8fc477e22c49db971de616460 [INFO] running `Command { std: "docker" "start" "-a" "f8c9e81a40a17b317538db34449be61fa95bd7f8fc477e22c49db971de616460", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8c9e81a40a17b317538db34449be61fa95bd7f8fc477e22c49db971de616460", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8c9e81a40a17b317538db34449be61fa95bd7f8fc477e22c49db971de616460", kill_on_drop: false }` [INFO] [stdout] f8c9e81a40a17b317538db34449be61fa95bd7f8fc477e22c49db971de616460 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffd9e05753c61190d5e985aff07f0a63b499e869a900d4f5fc756320f39f525f [INFO] running `Command { std: "docker" "start" "-a" "ffd9e05753c61190d5e985aff07f0a63b499e869a900d4f5fc756320f39f525f", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling anyhow v1.0.58 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling id-arena v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling wit-bindgen-gen-host-js v0.2.0 (/opt/rustwide/workdir/crates/gen-host-js) [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling wit-bindgen-gen-host-wasmtime-py v0.2.0 (/opt/rustwide/workdir/crates/gen-host-wasmtime-py) [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling wit-bindgen-gen-host-wasmer-py v0.2.0 (/opt/rustwide/workdir/crates/gen-host-wasmer-py) [INFO] [stderr] Compiling wit-bindgen-gen-guest-rust v0.2.0 (/opt/rustwide/workdir/crates/gen-guest-rust) [INFO] [stderr] Compiling wit-bindgen-gen-guest-c v0.2.0 (/opt/rustwide/workdir/crates/gen-guest-c) [INFO] [stderr] Compiling wit-bindgen-gen-host-wasmtime-rust v0.2.0 (/opt/rustwide/workdir/crates/gen-host-wasmtime-rust) [INFO] [stderr] Compiling wit-bindgen-gen-host-wasmer-rust v0.2.0 (/opt/rustwide/workdir/crates/gen-host-wasmer-rust) [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling wit-parser v0.2.0 (/opt/rustwide/workdir/crates/wit-parser) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/wit-parser/src/ast.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | Interface(Interface<'a>), [INFO] [stdout] | --------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 - Interface(Interface<'a>), [INFO] [stdout] 22 + Interface(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wit-bindgen-core v0.2.0 (/opt/rustwide/workdir/crates/bindgen-core) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> crates/bindgen-core/src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | drop((imports, exports)); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&[wit_parser::Interface], &[wit_parser::Interface])` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 44 - drop((imports, exports)); [INFO] [stdout] 44 + let _ = (imports, exports); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> crates/bindgen-core/src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wit_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 48 - drop((iface, dir)); [INFO] [stdout] 48 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> crates/bindgen-core/src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wit_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop((iface, dir)); [INFO] [stdout] 93 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> crates/bindgen-core/src/lib.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wit_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 98 - drop((iface, dir)); [INFO] [stdout] 98 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> crates/bindgen-core/src/lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | drop(files); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 104 - drop(files); [INFO] [stdout] 104 + let _ = files; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wit-bindgen-gen-rust-lib v0.2.0 (/opt/rustwide/workdir/crates/gen-rust-lib) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> crates/gen-rust-lib/src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | drop((docs, header)); [INFO] [stdout] | ^^^^^--------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&[(std::string::String, wit_bindgen_core::wit_parser::Type)], &str)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 48 - drop((docs, header)); [INFO] [stdout] 48 + let _ = (docs, header); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-Wl,--version-script=/tmp/rustcrlYqB2/list" "-Wl,--no-undefined-version" "-m64" "/tmp/rustcrlYqB2/symbols.o" "<10 object files omitted>" "/opt/rustwide/target/debug/deps/structopt_derive-02531c8f84829feb.b7bwg3qfd374rp948mknv34oj.rcgu.rmeta" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libproc_macro_error-3266b8963f779bf0.rlib,libsyn-71f99178b1c5153d.rlib,libquote-1b22af01308f6d80.rlib,libproc_macro2-2c52428b7a4da056.rlib,libunicode_ident-9562e2350883736a.rlib,libheck-d592fdb9d7f25062.rlib,libunicode_segmentation-1c331ea06fc2d264.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libproc_macro-*,librustc_literal_escaper-*,librustc_std_workspace_std-*,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/rustcrlYqB2/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/libstructopt_derive-02531c8f84829feb.so" "-Wl,--gc-sections" "-shared" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] 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 `structopt-derive` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "ffd9e05753c61190d5e985aff07f0a63b499e869a900d4f5fc756320f39f525f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffd9e05753c61190d5e985aff07f0a63b499e869a900d4f5fc756320f39f525f", kill_on_drop: false }` [INFO] [stdout] ffd9e05753c61190d5e985aff07f0a63b499e869a900d4f5fc756320f39f525f