[INFO] cloning repository https://github.com/ynbh/walker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ynbh/walker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynbh%2Fwalker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynbh%2Fwalker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 371bf4ab29b23e18836abc065bb28319ace3988a [INFO] checking ynbh/walker against try#099af82bc034c1e4895c90e5407fafdd61976cdb for pr-145457 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynbh%2Fwalker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ynbh/walker [INFO] finished tweaking git repo https://github.com/ynbh/walker [INFO] tweaked toml for git repo https://github.com/ynbh/walker written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ynbh/walker on toolchain 099af82bc034c1e4895c90e5407fafdd61976cdb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ynbh/walker 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" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4cce9480e062b98eb3d4f8a8b2acbe7df10c6c8b945a6a2497290ff4e1f11669 [INFO] running `Command { std: "docker" "start" "-a" "4cce9480e062b98eb3d4f8a8b2acbe7df10c6c8b945a6a2497290ff4e1f11669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cce9480e062b98eb3d4f8a8b2acbe7df10c6c8b945a6a2497290ff4e1f11669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cce9480e062b98eb3d4f8a8b2acbe7df10c6c8b945a6a2497290ff4e1f11669", kill_on_drop: false }` [INFO] [stdout] 4cce9480e062b98eb3d4f8a8b2acbe7df10c6c8b945a6a2497290ff4e1f11669 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd541d43f70ab1ce3a915cb93fd4380ac3611ef66ec08539331de76bc555a128 [INFO] running `Command { std: "docker" "start" "-a" "dd541d43f70ab1ce3a915cb93fd4380ac3611ef66ec08539331de76bc555a128", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.49 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling cc v1.0.78 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio v1.24.1 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustc4PtTAo/symbols.o" "<2 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-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc4PtTAo/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/build/futures-util-29cc284e942adf03/build_script_build-29cc284e942adf03" "-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: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] #0 0x00007b1421a03837 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/libLLVM.so.21.1-rust-1.91.0-nightly+0x5603837) [INFO] [stdout] #1 0x00007b1421a0412d SignalHandler(int, siginfo_t*, void*) (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/libLLVM.so.21.1-rust-1.91.0-nightly+0x560412d) [INFO] [stdout] #2 0x00007b141c14a330 (/lib/x86_64-linux-gnu/libc.so.6+0x45330) [INFO] [stdout] #3 0x00007b141c28dd07 (/lib/x86_64-linux-gnu/libc.so.6+0x188d07) [INFO] [stdout] #4 0x000062f91ab68f54 void lld::elf::InputSection::writeTo>(lld::elf::Ctx&, unsigned char*) (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/rustlib/x86_64-unknown-linux-gnu/bin/rust-lld+0x41ef54) [INFO] [stdout] #5 0x000062f91abd357b void lld::elf::OutputSection::writeTo>(lld::elf::Ctx&, unsigned char*, llvm::parallel::TaskGroup&)::'lambda'(unsigned long, unsigned long)::operator()(unsigned long, unsigned long) const OutputSections.cpp:0:0 [INFO] [stdout] #6 0x00007b14219b3052 std::_Function_handler)::$_0>::_M_invoke(std::_Any_data const&) (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/libLLVM.so.21.1-rust-1.91.0-nightly+0x55b3052) [INFO] [stdout] #7 0x00007b14219b2abd llvm::parallel::detail::(anonymous namespace)::ThreadPoolExecutor::work(llvm::ThreadPoolStrategy, unsigned int) (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/libLLVM.so.21.1-rust-1.91.0-nightly+0x55b2abd) [INFO] [stdout] #8 0x00007b14219295e0 execute_native_thread_routine (/opt/rustwide/rustup-home/toolchains/099af82bc034c1e4895c90e5407fafdd61976cdb/lib/libLLVM.so.21.1-rust-1.91.0-nightly+0x55295e0) [INFO] [stdout] #9 0x00007b141c1a1aa4 (/lib/x86_64-linux-gnu/libc.so.6+0x9caa4) [INFO] [stdout] #10 0x00007b141c22ea34 clone (/lib/x86_64-linux-gnu/libc.so.6+0x129a34) [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 `futures-util` (build script) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "dd541d43f70ab1ce3a915cb93fd4380ac3611ef66ec08539331de76bc555a128", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd541d43f70ab1ce3a915cb93fd4380ac3611ef66ec08539331de76bc555a128", kill_on_drop: false }` [INFO] [stdout] dd541d43f70ab1ce3a915cb93fd4380ac3611ef66ec08539331de76bc555a128