[INFO] updating cached repository https://github.com/fexolm/jfec [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] 6de42e1766324b065d6ef53eb278677017d115bc [INFO] checking fexolm/jfec against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a [INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/fexolm/jfec [INFO] finished tweaking git repo https://github.com/fexolm/jfec [INFO] tweaked toml for git repo https://github.com/fexolm/jfec written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/fexolm/jfec already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 81cabfc83d4430f8a10423b7573c1495ab21e057c8949803fb71f7880ab7c6c8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "81cabfc83d4430f8a10423b7573c1495ab21e057c8949803fb71f7880ab7c6c8"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Checking cast v0.1.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking backtrace v0.3.14 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling llvm-sys v70.1.0 [INFO] [stderr] Checking criterion v0.1.2 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.1.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-171f549ea9859f5a/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-70.1.0/build.rs:73:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5595936edaa4 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5595936edaa4 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5595936edaa4 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5595936edaa4 - ::fmt::ha1ba73c9085723eb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x559593713acc - core::fmt::write::hb4ac1e8a8c800611 [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x5595936e9dc3 - std::io::Write::write_fmt::ha413e6029f4d499f [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x5595936f0315 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5595936f0315 - std::sys_common::backtrace::print::h49229e3486b70f83 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5595936f0315 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5595936f0052 - std::panicking::default_hook::h4c2b6d8d034c53de [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x5595936f0972 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x559593619de1 - std::panicking::begin_panic::h4abe72624041aa59 [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x559593489b95 - ::deref::__static_ref_initialize::ha59a46ef51f9fc18 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x559593489b95 - core::ops::function::FnOnce::call_once::hf17374a16f9c77e3 [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x55959349461b - lazy_static::lazy::Lazy::get::{{closure}}::h479aa95c17775dee [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28 [INFO] [stderr] 15: 0x55959348c5c2 - std::sync::once::Once::call_once::{{closure}}::h58638bdb4a36cbd0 [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x5595936ed538 - std::sync::once::Once::call_inner::h79183c50c4f1fbb9 [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x55959348c353 - std::sync::once::Once::call_once::h0332307579ad87bd [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x559593485de5 - lazy_static::lazy::Lazy::get::h206d36cae9027c86 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stderr] 19: 0x559593485de5 - ::deref::__stability::hbe9e057f9460721a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:138 [INFO] [stderr] 20: 0x559593485de5 - ::deref::h2cb6b10a6fb37210 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:140 [INFO] [stderr] 21: 0x559593483a34 - build_script_build::llvm_config::h6c0cd4c07b83c054 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x559593484dc0 - build_script_build::get_llvm_cflags::h1a6916ce1d4c0a04 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x5595934851a4 - build_script_build::main::hc8687161302f5627 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x559593488bab - std::rt::lang_start::{{closure}}::hd3e3f3c64f52e660 [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x5595936f0db8 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x5595936f0db8 - std::panicking::try::do_call::hc26b3db2421dedbb [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 27: 0x5595936f0db8 - std::panicking::try::h4da6835c8705b8a7 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 28: 0x5595936f0db8 - std::panic::catch_unwind::h02aff520273fa6b1 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 29: 0x5595936f0db8 - std::rt::lang_start_internal::he0572ca212cb5ef4 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 30: 0x559593488b87 - std::rt::lang_start::h44026caf7ecaddc8 [INFO] [stderr] at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67 [INFO] [stderr] 31: 0x559593485e7a - main [INFO] [stderr] 32: 0x7f9537cfdb97 - __libc_start_main [INFO] [stderr] 33: 0x5595934826aa - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "81cabfc83d4430f8a10423b7573c1495ab21e057c8949803fb71f7880ab7c6c8"` [INFO] running `"docker" "rm" "-f" "81cabfc83d4430f8a10423b7573c1495ab21e057c8949803fb71f7880ab7c6c8"` [INFO] [stdout] 81cabfc83d4430f8a10423b7573c1495ab21e057c8949803fb71f7880ab7c6c8