[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 try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/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/fexolm/jfec on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788 [INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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-4/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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1664e4ae38401afcc87614347a55a853941dbb1e57b69f3d902ccc49983559a0 [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" "1664e4ae38401afcc87614347a55a853941dbb1e57b69f3d902ccc49983559a0"` [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Checking cast v0.1.0 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Compiling llvm-sys v70.1.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling pest_generator v2.1.0 [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-07f327e4b95a40e5/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: 0x55b4bf7631c4 - backtrace::backtrace::libunwind::trace::hef6fc58b54b0c273 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55b4bf7631c4 - backtrace::backtrace::trace_unsynchronized::hed70e532b71a8977 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b4bf7631c4 - std::sys_common::backtrace::_print_fmt::hb989f9624749a87e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55b4bf7631c4 - ::fmt::h752e880115b2e6b8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55b4bf7838fc - core::fmt::write::h8587a0223398998a [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55b4bf75f377 - std::io::Write::write_fmt::h739e1721b42dc764 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55b4bf7657ce - std::sys_common::backtrace::_print::he941da29bef7c30c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55b4bf7657ce - std::sys_common::backtrace::print::haf56476e740dbe1b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55b4bf7657ce - std::panicking::default_hook::{{closure}}::ha490775aa99416ce [INFO] [stderr] at src/libstd/panicking.rs:189 [INFO] [stderr] 9: 0x55b4bf7654d1 - std::panicking::default_hook::h27c65cbf7bc04c7a [INFO] [stderr] at src/libstd/panicking.rs:206 [INFO] [stderr] 10: 0x55b4bf765ec5 - std::panicking::rust_panic_with_hook::h5640e0014aa25ab8 [INFO] [stderr] at src/libstd/panicking.rs:469 [INFO] [stderr] 11: 0x55b4bf71a053 - std::panicking::begin_panic::h615b88540a161249 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libstd/panicking.rs:403 [INFO] [stderr] 12: 0x55b4bf4c4d00 - ::deref::__static_ref_initialize::hddcd9f8a4c7c0d86 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x55b4bf4c4d00 - core::ops::function::FnOnce::call_once::hcb51fda5b9cc9139 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libcore/ops/function.rs:227 [INFO] [stderr] 14: 0x55b4bf4c2d2f - lazy_static::lazy::Lazy::get::{{closure}}::h732eb2a2f8621a36 [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: 0x55b4bf4c7bbb - std::sync::once::Once::call_once::{{closure}}::hef9f6ffbb3762302 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libstd/sync/once.rs:225 [INFO] [stderr] 16: 0x55b4bf762ce8 - std::sync::once::Once::call_inner::h2a49ca79f0e06e96 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 17: 0x55b4bf4c7963 - std::sync::once::Once::call_once::h5c1e8495abc7ee95 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libstd/sync/once.rs:225 [INFO] [stderr] 18: 0x55b4bf4c13e5 - lazy_static::lazy::Lazy::get::hed8356be955c002f [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: 0x55b4bf4c13e5 - ::deref::__stability::h92ede3a38b94b002 [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: 0x55b4bf4c13e5 - ::deref::hadb25a23f36a681e [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: 0x55b4bf4becda - build_script_build::llvm_config::hb7a3639a735bbec1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x55b4bf4c0350 - build_script_build::get_llvm_cflags::h5cb783c406db73c3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x55b4bf4c071e - build_script_build::main::hb39be97df4d9c4ea [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x55b4bf4c36f0 - std::rt::lang_start::{{closure}}::h9bd535bfbed7e357 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libstd/rt.rs:61 [INFO] [stderr] 25: 0x55b4bf7658f3 - std::rt::lang_start_internal::{{closure}}::h5f0ee1fc0a13fd44 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 26: 0x55b4bf7658f3 - std::panicking::try::do_call::h1b76048f8cff5994 [INFO] [stderr] at src/libstd/panicking.rs:288 [INFO] [stderr] 27: 0x55b4bf76ddaa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 28: 0x55b4bf7663bd - std::panicking::try::hb92b65c4d6ee9dd4 [INFO] [stderr] at src/libstd/panicking.rs:267 [INFO] [stderr] 29: 0x55b4bf7663bd - std::panic::catch_unwind::hc76e28cdfa615edb [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 30: 0x55b4bf7663bd - std::rt::lang_start_internal::h8abfd636cde844de [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 31: 0x55b4bf4c36c9 - std::rt::lang_start::h122926b5b0c99f45 [INFO] [stderr] at /rustc/38f08371587f97c145dedb2c055ac7b01bf1e788/src/libstd/rt.rs:61 [INFO] [stderr] 32: 0x55b4bf4c146a - main [INFO] [stderr] 33: 0x7fe3bda63b97 - __libc_start_main [INFO] [stderr] 34: 0x55b4bf4bd8da - _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" "1664e4ae38401afcc87614347a55a853941dbb1e57b69f3d902ccc49983559a0"` [INFO] running `"docker" "rm" "-f" "1664e4ae38401afcc87614347a55a853941dbb1e57b69f3d902ccc49983559a0"` [INFO] [stdout] 1664e4ae38401afcc87614347a55a853941dbb1e57b69f3d902ccc49983559a0