[INFO] updating cached repository https://github.com/ubsan/newt [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] 8a11c9db4200da624a563286ac8040a59ceffece [INFO] testing ubsan/newt against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubsan%2Fnewt" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ubsan/newt 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/ubsan/newt [INFO] finished tweaking git repo https://github.com/ubsan/newt [INFO] tweaked toml for git repo https://github.com/ubsan/newt written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ubsan/newt 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 325fec24b4dbabb208e0613d95cb5b81305a08d8495dfe958cab48b1c5fcccb7 [INFO] running `"docker" "start" "-a" "325fec24b4dbabb208e0613d95cb5b81305a08d8495dfe958cab48b1c5fcccb7"` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.6.7 [INFO] [stderr] Compiling llvm-sys v70.0.0 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.0.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-88127a23596c6c5b/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 7.0.0. [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_70_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-70.0.0/build.rs:73:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c772179574 - 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: 0x55c772179574 - 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: 0x55c772179574 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c772179574 - ::fmt::h4d51ef07ce58e54b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c77219f5cc - core::fmt::write::he16b9c1345d8565e [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55c772175893 - std::io::Write::write_fmt::h35d873b9ce1f02a8 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55c77217bde5 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c77217bde5 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c77217bde5 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c77217bb22 - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c77217c442 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55c772104a51 - std::panicking::begin_panic::h39391d3ae866451c [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x55c771f7b2e7 - ::deref::__static_ref_initialize::h946502bb75f77444 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:73 [INFO] [stderr] 13: 0x55c771f7b2e7 - core::ops::function::FnOnce::call_once::h08846ab16751133e [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x55c771f7a7cb - lazy_static::lazy::Lazy::get::{{closure}}::hb6c0bbcc3470fc86 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:28 [INFO] [stderr] 15: 0x55c771f7ded2 - std::sync::once::Once::call_once::{{closure}}::h976f7ce5abd08ee1 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x55c772179008 - std::sync::once::Once::call_inner::h6a789aa2471e42cc [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x55c771f7dd31 - std::sync::once::Once::call_once::h9ff2e876ef02d494 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x55c771f789a4 - lazy_static::lazy::Lazy::get::h54bc76473846b911 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:27 [INFO] [stderr] 19: 0x55c771f789a4 - ::deref::__stability::hb887cf74ec24636b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/lib.rs:149 [INFO] [stderr] 20: 0x55c771f789a4 - ::deref::hab5ac644abd826b0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/lib.rs:151 [INFO] [stderr] 21: 0x55c771f76624 - build_script_build::llvm_config::hc721002a35d02ca8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:167 [INFO] [stderr] 22: 0x55c771f77da3 - build_script_build::main::hce7b17578d07e589 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:300 [INFO] [stderr] 23: 0x55c771f8546b - std::rt::lang_start::{{closure}}::h9c3c74ce722628f6 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55c77217c888 - std::rt::lang_start_internal::{{closure}}::h985f9ad0467016f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 25: 0x55c77217c888 - std::panicking::try::do_call::hbcbbc645883681bb [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 26: 0x55c77217c888 - std::panicking::try::h250f86dc8ee6d054 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 27: 0x55c77217c888 - std::panic::catch_unwind::h58d26ced09bde6c3 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 28: 0x55c77217c888 - std::rt::lang_start_internal::h7de51dd9f16af454 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 29: 0x55c771f85447 - std::rt::lang_start::h107db38613335a54 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 30: 0x55c771f78a1a - main [INFO] [stderr] 31: 0x7f3209d19b97 - __libc_start_main [INFO] [stderr] 32: 0x55c771f7529a - _start [INFO] [stderr] 33: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "325fec24b4dbabb208e0613d95cb5b81305a08d8495dfe958cab48b1c5fcccb7"` [INFO] running `"docker" "rm" "-f" "325fec24b4dbabb208e0613d95cb5b81305a08d8495dfe958cab48b1c5fcccb7"` [INFO] [stdout] 325fec24b4dbabb208e0613d95cb5b81305a08d8495dfe958cab48b1c5fcccb7