[INFO] updating cached repository https://github.com/Wilfred/bfc [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] aff4e065ef5e0aa56d2a4c1904e0e8c4f7ffa65a [INFO] testing Wilfred/bfc against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilfred%2Fbfc" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Wilfred/bfc on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Wilfred/bfc [INFO] finished tweaking git repo https://github.com/Wilfred/bfc [INFO] tweaked toml for git repo https://github.com/Wilfred/bfc written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Wilfred/bfc already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d90d56aad9955ae540538d23a487e0e8dfef36e532f526ec55c38c26691ceda8 [INFO] running `"docker" "start" "-a" "d90d56aad9955ae540538d23a487e0e8dfef36e532f526ec55c38c26691ceda8"` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling itertools v0.4.19 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.7 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling llvm-sys v80.1.2 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v80.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-bf46a7717e1072dc/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_PREFIX [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_IGNORE_BLACKLIST [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_STRICT_VERSIONING [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_NO_CLEAN_CFLAGS [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_USE_DEBUG_MSVCRT [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_FFI_WORKAROUND [INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 8.0.2. [INFO] [stderr] Didn't find usable system-wide LLVM. [INFO] [stderr] No suitable version of LLVM was found system-wide or pointed [INFO] [stderr] to by LLVM_SYS_80_PREFIX. [INFO] [stderr] [INFO] [stderr] Consider using `llvmenv` to compile an appropriate copy of LLVM, and [INFO] [stderr] refer to the llvm-sys documentation for more information. [INFO] [stderr] [INFO] [stderr] llvm-sys: https://crates.io/crates/llvm-sys [INFO] [stderr] llvmenv: https://crates.io/crates/llvmenv [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:101:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555d10164a24 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x555d10164a24 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555d10164a24 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x555d10164a24 - ::fmt::h4d51ef07ce58e54b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x555d1018aadc - core::fmt::write::he16b9c1345d8565e [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x555d10160b73 - std::io::Write::write_fmt::h35d873b9ce1f02a8 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x555d101672e5 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x555d101672e5 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x555d101672e5 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x555d10167022 - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x555d10167942 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x555d0ffe8a61 - std::panicking::begin_panic::h769bedca036a94b1 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x555d0fed8466 - ::deref::__static_ref_initialize::hbc7477c0605cd62d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:101 [INFO] [stderr] 13: 0x555d0fed8466 - core::ops::function::FnOnce::call_once::hea9146a1fd1bbae6 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x555d0fed4f9b - lazy_static::lazy::Lazy::get::{{closure}}::h60636ff7b5f651f1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31 [INFO] [stderr] 15: 0x555d0fecc622 - std::sync::once::Once::call_once::{{closure}}::hd3aee2639e150e1a [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x555d101644b8 - std::sync::once::Once::call_inner::h6a789aa2471e42cc [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x555d0fecc371 - std::sync::once::Once::call_once::hf34daa824554347c [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x555d0feca135 - lazy_static::lazy::Lazy::get::h9a9f6877bb1f96ac [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30 [INFO] [stderr] 19: 0x555d0feca135 - ::deref::__stability::h8cb7869a228243d4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142 [INFO] [stderr] 20: 0x555d0feca135 - ::deref::hd1af8857335e4f56 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144 [INFO] [stderr] 21: 0x555d0fec7574 - build_script_build::llvm_config::h2ef20b6025e8deff [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:199 [INFO] [stderr] 22: 0x555d0fec8900 - build_script_build::get_llvm_cflags::h8d83fdb77e3f1440 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:308 [INFO] [stderr] 23: 0x555d0fec9175 - build_script_build::main::h5da7f7435e349754 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:346 [INFO] [stderr] 24: 0x555d0fecf8cb - std::rt::lang_start::{{closure}}::hf0ca36e51a7f2e7b [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x555d10167d88 - std::rt::lang_start_internal::{{closure}}::h985f9ad0467016f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x555d10167d88 - std::panicking::try::do_call::hbcbbc645883681bb [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 27: 0x555d10167d88 - std::panicking::try::h250f86dc8ee6d054 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 28: 0x555d10167d88 - std::panic::catch_unwind::h58d26ced09bde6c3 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 29: 0x555d10167d88 - std::rt::lang_start_internal::h7de51dd9f16af454 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 30: 0x555d0fecf8a7 - std::rt::lang_start::h109159ace6f6ced3 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 31: 0x555d0feca1ca - main [INFO] [stderr] 32: 0x7f35084a1b97 - __libc_start_main [INFO] [stderr] 33: 0x555d0fec641a - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "d90d56aad9955ae540538d23a487e0e8dfef36e532f526ec55c38c26691ceda8"` [INFO] running `"docker" "rm" "-f" "d90d56aad9955ae540538d23a487e0e8dfef36e532f526ec55c38c26691ceda8"` [INFO] [stdout] d90d56aad9955ae540538d23a487e0e8dfef36e532f526ec55c38c26691ceda8