[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 try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubsan%2Fnewt" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ubsan/newt on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-0/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 9c8d0e9f8f1e0e5811801994ad0e993e106f244016b034e313d491eea7a0dc75 [INFO] running `"docker" "start" "-a" "9c8d0e9f8f1e0e5811801994ad0e993e106f244016b034e313d491eea7a0dc75"` [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 semver-parser v0.7.0 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [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 memchr v2.0.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling aho-corasick v0.6.7 [INFO] [stderr] Compiling thread_local v0.3.6 [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: 0x562eff2615b4 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x562eff2615b4 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x562eff2615b4 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x562eff2615b4 - ::fmt::h7729313ad2d729c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x562eff28760c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x562eff25d8d3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x562eff263e25 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x562eff263e25 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x562eff263e25 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x562eff263b62 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x562eff264482 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x562eff1eca81 - std::panicking::begin_panic::h2f24f4694884cb92 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x562eff063347 - ::deref::__static_ref_initialize::hb14831f5bc3134c7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:73 [INFO] [stderr] 13: 0x562eff063347 - core::ops::function::FnOnce::call_once::h3ad0835aa5daad21 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x562eff0627db - lazy_static::lazy::Lazy::get::{{closure}}::h8fd5c60b9ce1a5dc [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: 0x562eff065e92 - std::sync::once::Once::call_once::{{closure}}::h2101d0fe3cfe9800 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x562eff261048 - std::sync::once::Once::call_inner::h645f0d07eb0a8066 [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x562eff065e11 - std::sync::once::Once::call_once::hbe8bbe55f47f6635 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x562eff0609b4 - lazy_static::lazy::Lazy::get::h73957077495fc894 [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: 0x562eff0609b4 - ::deref::__stability::hf9f364087c776501 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/lib.rs:149 [INFO] [stderr] 20: 0x562eff0609b4 - ::deref::he921760579518c33 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/lib.rs:151 [INFO] [stderr] 21: 0x562eff05e634 - build_script_build::llvm_config::h75d7501f81a52dad [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:167 [INFO] [stderr] 22: 0x562eff05fdb3 - 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: 0x562eff06d47b - std::rt::lang_start::{{closure}}::hd41d53b47c714666 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x562eff2648c8 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 25: 0x562eff2648c8 - std::panicking::try::do_call::hb3d81a78fdf1ed63 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 26: 0x562eff2648c8 - std::panicking::try::he8d7c35962fb5d7e [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 27: 0x562eff2648c8 - std::panic::catch_unwind::h643ad9bfe058a347 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 28: 0x562eff2648c8 - std::rt::lang_start_internal::h4b0f023744ce345f [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 29: 0x562eff06d457 - std::rt::lang_start::he84fb2cdfcd71703 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/rt.rs:67 [INFO] [stderr] 30: 0x562eff060a2a - main [INFO] [stderr] 31: 0x7f8f9c5f6b97 - __libc_start_main [INFO] [stderr] 32: 0x562eff05d2aa - _start [INFO] [stderr] 33: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "9c8d0e9f8f1e0e5811801994ad0e993e106f244016b034e313d491eea7a0dc75"` [INFO] running `"docker" "rm" "-f" "9c8d0e9f8f1e0e5811801994ad0e993e106f244016b034e313d491eea7a0dc75"` [INFO] [stdout] 9c8d0e9f8f1e0e5811801994ad0e993e106f244016b034e313d491eea7a0dc75