[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#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-5/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 795b593246561a94a000f97b743dc6296db1427145bdcc530189bc3eb5dea718 [INFO] running `"docker" "start" "-a" "795b593246561a94a000f97b743dc6296db1427145bdcc530189bc3eb5dea718"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking simplelog v0.4.4 [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] 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-92e1bc764879effd/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: 0x55e45f3523b4 - backtrace::backtrace::libunwind::trace::h836120cb2cfba712 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55e45f3523b4 - backtrace::backtrace::trace_unsynchronized::h363db4af51bde585 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e45f3523b4 - std::sys_common::backtrace::_print_fmt::h33a80c84a606d44e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55e45f3523b4 - ::fmt::hc3acf58b6df6127f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55e45f372cfc - core::fmt::write::hdef7f8cce8f6a662 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55e45f34e4d7 - std::io::Write::write_fmt::h42f193674aa0004e [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55e45f3549b5 - std::sys_common::backtrace::_print::h5da26908d886b2c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55e45f3549b5 - std::sys_common::backtrace::print::h8a6f66fe88800872 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e45f3549b5 - std::panicking::default_hook::{{closure}}::h2eebe3935948e7ad [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55e45f3546a6 - std::panicking::default_hook::h6b14b1c7e8865653 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55e45f3550b5 - std::panicking::rust_panic_with_hook::h41b9717c69a7f473 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55e45f29b113 - std::panicking::begin_panic::h888046ee2fb5d997 [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/panicking.rs:407 [INFO] [stderr] 12: 0x55e45f0a2990 - ::deref::__static_ref_initialize::h5a100e4744a53044 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x55e45f0a2990 - core::ops::function::FnOnce::call_once::heb95ea2545abacfa [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libcore/ops/function.rs:227 [INFO] [stderr] 14: 0x55e45f0a09af - lazy_static::lazy::Lazy::get::{{closure}}::he92f4e74efc3f750 [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: 0x55e45f0a582b - std::sync::once::Once::call_once::{{closure}}::h10c7ff4e7264f6b5 [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/sync/once.rs:225 [INFO] [stderr] 16: 0x55e45f351ed8 - std::sync::once::Once::call_inner::h6a6fe4cdca46e3c0 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 17: 0x55e45f0a5703 - std::sync::once::Once::call_once::haa0db6c3b14f0cbd [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/sync/once.rs:225 [INFO] [stderr] 18: 0x55e45f09ced5 - lazy_static::lazy::Lazy::get::h418cf805d7a91e07 [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: 0x55e45f09ced5 - ::deref::__stability::hfe42e1970f26cd43 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:16 [INFO] [stderr] 20: 0x55e45f09ced5 - ::deref::hd4a5e623a53096c1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:18 [INFO] [stderr] 21: 0x55e45f09a79a - build_script_build::llvm_config::h2e0160953ce48d53 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x55e45f09be10 - build_script_build::get_llvm_cflags::h347250c33a881c1e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x55e45f09c20e - build_script_build::main::hbd39ae4c808acd9c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x55e45f0a13c0 - std::rt::lang_start::{{closure}}::hbf852f2b41e758d8 [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55e45f354ae3 - std::rt::lang_start_internal::{{closure}}::h9d98976b820605e6 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 26: 0x55e45f354ae3 - std::panicking::try::do_call::heb5bc60e15dbcb52 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x55e45f35d01a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 28: 0x55e45f3555ad - std::panicking::try::hf9b0b6a7905c4995 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 29: 0x55e45f3555ad - std::panic::catch_unwind::h4f7be31483141e83 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x55e45f3555ad - std::rt::lang_start_internal::h3053de7339f9193e [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 31: 0x55e45f0a1399 - std::rt::lang_start::hec924f38688b10fe [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/rt.rs:64 [INFO] [stderr] 32: 0x55e45f09cf5a - main [INFO] [stderr] 33: 0x7f3650a06b97 - __libc_start_main [INFO] [stderr] 34: 0x55e45f09939a - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "795b593246561a94a000f97b743dc6296db1427145bdcc530189bc3eb5dea718"` [INFO] running `"docker" "rm" "-f" "795b593246561a94a000f97b743dc6296db1427145bdcc530189bc3eb5dea718"` [INFO] [stdout] 795b593246561a94a000f97b743dc6296db1427145bdcc530189bc3eb5dea718