[INFO] crate llvm-sys 40.3.1 is already in cache [INFO] extracting crate llvm-sys 40.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/llvm-sys/40.3.1 [INFO] extracting crate llvm-sys 40.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/llvm-sys/40.3.1 [INFO] validating manifest of llvm-sys-40.3.1 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 llvm-sys-40.3.1 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 llvm-sys-40.3.1 [INFO] finished frobbing llvm-sys-40.3.1 [INFO] frobbed toml for llvm-sys-40.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/llvm-sys/40.3.1/Cargo.toml [INFO] started frobbing llvm-sys-40.3.1 [INFO] finished frobbing llvm-sys-40.3.1 [INFO] frobbed toml for llvm-sys-40.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/llvm-sys/40.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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] testing llvm-sys-40.3.1 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/llvm-sys/40.3.1:/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] 7ea72dcfc12c6d9904789d5f18102efbecbe1dc9137bdc210cc5f6dd05344b5f [INFO] running `"docker" "start" "-a" "7ea72dcfc12c6d9904789d5f18102efbecbe1dc9137bdc210cc5f6dd05344b5f"` [INFO] [stderr] Compiling llvm-sys v40.3.1 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `llvm-sys v40.3.1 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-188728bdcde13765/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Found LLVM version 3.8.1 on PATH, but need 4.0.1. [INFO] [stderr] Didn't find usable system-wide LLVM. [INFO] [stderr] LLVM_SYS_40_PREFIX not set, not using precompiled binaries [INFO] [stderr] LLVM_SYS_40_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', build.rs:77:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55933c1bad8b - 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: 0x55933c1bad8b - 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: 0x55933c1bad8b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55933c1bad8b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55933c1bad8b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55933c1baa67 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55933c1bb500 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55933c122908 - std::panicking::begin_panic::h86b5f46755ff35d7 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55933bf81957 - ::deref::__static_ref_initialize::h872690972db8a0f0 [INFO] [stderr] at /opt/crater/workdir/build.rs:77 [INFO] [stderr] 9: 0x55933bf81957 - core::ops::function::FnOnce::call_once::hcf6bff4ccc6e48fb [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stderr] 10: 0x55933bf7ef03 - lazy_static::lazy::Lazy::get::{{closure}}::ha43ecafd9abeb8bc [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24 [INFO] [stderr] 11: 0x55933bf8504b - std::sync::once::Once::call_once::{{closure}}::h25bcd1008c91a4d6 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stderr] 12: 0x55933c1b7f24 - std::sync::once::Once::call_inner::hde4abddfc46a9f17 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 13: 0x55933bf84f23 - std::sync::once::Once::call_once::hd3398900ab0c21f3 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stderr] 14: 0x55933bf7c64f - lazy_static::lazy::Lazy::get::h570eb8c4fe169497 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23 [INFO] [stderr] 15: 0x55933bf7c64f - ::deref::__stability::ha2d48dbf481f2d95 [INFO] [stderr] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13 [INFO] [stderr] 16: 0x55933bf7c64f - ::deref::h0c99d4ea99b08d33 [INFO] [stderr] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:14 [INFO] [stderr] 17: 0x55933bf7a25a - build_script_build::llvm_config::h86af9810c5beec4a [INFO] [stderr] at /opt/crater/workdir/build.rs:164 [INFO] [stderr] 18: 0x55933bf7b5f0 - build_script_build::get_llvm_cflags::h9d558f2b84d73825 [INFO] [stderr] at /opt/crater/workdir/build.rs:266 [INFO] [stderr] 19: 0x55933bf7b9ee - build_script_build::main::hc3d54dd826e71324 [INFO] [stderr] at /opt/crater/workdir/build.rs:291 [INFO] [stderr] 20: 0x55933bf7efd0 - std::rt::lang_start::{{closure}}::ha2746f216d3686c2 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55933c1baf03 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 22: 0x55933c1baf03 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 23: 0x55933c1c34ea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 24: 0x55933c1bba0d - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 25: 0x55933c1bba0d - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 26: 0x55933c1bba0d - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 27: 0x55933bf7efa9 - std::rt::lang_start::h187b9a08cff43394 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 28: 0x55933bf7c69a - main [INFO] [stderr] 29: 0x7f76c2caf2e1 - __libc_start_main [INFO] [stderr] 30: 0x55933bf78fea - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "7ea72dcfc12c6d9904789d5f18102efbecbe1dc9137bdc210cc5f6dd05344b5f"` [INFO] running `"docker" "rm" "-f" "7ea72dcfc12c6d9904789d5f18102efbecbe1dc9137bdc210cc5f6dd05344b5f"` [INFO] [stdout] 7ea72dcfc12c6d9904789d5f18102efbecbe1dc9137bdc210cc5f6dd05344b5f