[INFO] updating cached repository alexander-koch/loopc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/alexander-koch/loopc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/alexander-koch/loopc" "work/ex/beta-1.38-1/sources/1.37.0/gh/alexander-koch/loopc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alexander-koch/loopc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/alexander-koch/loopc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alexander-koch/loopc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alexander-koch/loopc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4cb724edce1e0f4798421803361a6ce35db94617 [INFO] sha for GitHub repo alexander-koch/loopc: 4cb724edce1e0f4798421803361a6ce35db94617 [INFO] validating manifest of alexander-koch/loopc on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of alexander-koch/loopc on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing alexander-koch/loopc [INFO] finished frobbing alexander-koch/loopc [INFO] frobbed toml for alexander-koch/loopc written to work/ex/beta-1.38-1/sources/1.37.0/gh/alexander-koch/loopc/Cargo.toml [INFO] started frobbing alexander-koch/loopc [INFO] finished frobbing alexander-koch/loopc [INFO] frobbed toml for alexander-koch/loopc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alexander-koch/loopc/Cargo.toml [INFO] crate alexander-koch/loopc already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing alexander-koch/loopc against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alexander-koch/loopc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 1027f963f652048b5f81e8beb86ed6b6e6921e9ff82fb32cc04667f875a6ab56 [INFO] running `"docker" "start" "-a" "1027f963f652048b5f81e8beb86ed6b6e6921e9ff82fb32cc04667f875a6ab56"` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling num-traits v0.1.42 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling termcolor v0.3.3 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling clap v2.29.4 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling regex v0.2.5 [INFO] [stderr] Compiling llvm-sys v50.0.3 [INFO] [stderr] Compiling env_logger v0.5.3 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v50.0.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-ce5dfaa8955e045a/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Found LLVM version 3.8.0 on PATH, but need 5.0.3. [INFO] [stderr] Didn't find usable system-wide LLVM. [INFO] [stderr] LLVM_SYS_50_PREFIX not set, not using precompiled binaries [INFO] [stderr] LLVM_SYS_50_AUTOBUILD not set, will not automatically compile LLVM [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/build.rs:77:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ccf29f062b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55ccf29f062b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ccf29f062b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55ccf29f062b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55ccf29f062b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55ccf29f0307 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55ccf29f0da0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55ccf2925cb8 - std::panicking::begin_panic::hf4ab7dae1e808732 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55ccf2818283 - ::deref::__static_ref_initialize::hd31d7c59c97a6dce [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/build.rs:77 [INFO] [stderr] 9: 0x55ccf2818283 - core::ops::function::FnOnce::call_once::hf6e7457b84972ba5 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stderr] 10: 0x55ccf2824053 - lazy_static::lazy::Lazy::get::{{closure}}::hbc20322b4f179af5 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24 [INFO] [stderr] 11: 0x55ccf281babb - std::sync::once::Once::call_once::{{closure}}::h1d9b02787f8ff506 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stderr] 12: 0x55ccf29ed814 - std::sync::once::Once::call_inner::hde4abddfc46a9f17 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 13: 0x55ccf281ba43 - std::sync::once::Once::call_once::hcd7790ad7fd1cfa4 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stderr] 14: 0x55ccf2812c0f - lazy_static::lazy::Lazy::get::h70484b6516c2a04a [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23 [INFO] [stderr] 15: 0x55ccf2812c0f - ::deref::__stability::h4ffce79b398b3ec7 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/<::lazy_static::__lazy_static_internal macros>:13 [INFO] [stderr] 16: 0x55ccf2812c0f - ::deref::h77dec3c62c571159 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/<::lazy_static::__lazy_static_internal macros>:14 [INFO] [stderr] 17: 0x55ccf28104aa - build_script_build::llvm_config::h053cb7763b59c0f0 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/build.rs:164 [INFO] [stderr] 18: 0x55ccf2811fb3 - build_script_build::main::hba2f72d14fccb8b7 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-50.0.3/build.rs:296 [INFO] [stderr] 19: 0x55ccf2824120 - std::rt::lang_start::{{closure}}::hae2e106185a1113a [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 20: 0x55ccf29f07a3 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 21: 0x55ccf29f07a3 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 22: 0x55ccf29f8a5a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 23: 0x55ccf29f12ad - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 24: 0x55ccf29f12ad - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 25: 0x55ccf29f12ad - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 26: 0x55ccf28240f9 - std::rt::lang_start::h4c4f155e175a3382 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 27: 0x55ccf2812c5a - main [INFO] [stderr] 28: 0x7f9a825712e1 - __libc_start_main [INFO] [stderr] 29: 0x55ccf280f23a - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "1027f963f652048b5f81e8beb86ed6b6e6921e9ff82fb32cc04667f875a6ab56"` [INFO] running `"docker" "rm" "-f" "1027f963f652048b5f81e8beb86ed6b6e6921e9ff82fb32cc04667f875a6ab56"` [INFO] [stdout] 1027f963f652048b5f81e8beb86ed6b6e6921e9ff82fb32cc04667f875a6ab56