[INFO] crate llvm-rs 0.2.1 is already in cache
[INFO] checking llvm-rs-0.2.1 against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] extracting crate llvm-rs 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate llvm-rs 0.2.1 on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate llvm-rs 0.2.1
[INFO] finished tweaking crates.io crate llvm-rs 0.2.1
[INFO] tweaked toml for crates.io crate llvm-rs 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "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] 11dcda0095dcd0d986b7a7252b1f9400d9e9ade283e602680ef73be8ff8d7caa
[INFO] running `"docker" "start" "-a" "11dcda0095dcd0d986b7a7252b1f9400d9e9ade283e602680ef73be8ff8d7caa"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cbox v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling llvm-sys v70.2.1
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.2.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-bf41222fca1e35d4/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 7.0.1.
[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-70.2.1/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55dfed732734 - backtrace::backtrace::libunwind::trace::hdb33b6dcb5922a0d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55dfed732734 - backtrace::backtrace::trace_unsynchronized::h33511224bdc125e5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55dfed732734 - std::sys_common::backtrace::_print_fmt::hbb73a87c0ab402bb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x55dfed732734 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7ff95c6d4ad994eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x55dfed752cec - core::fmt::write::hdeed34d0071e5a94
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x55dfed72e937 - std::io::Write::write_fmt::h787a1c2574c1b0ab
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55dfed7349ee - std::sys_common::backtrace::_print::h2a62cfd468e9cb0c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x55dfed7349ee - std::sys_common::backtrace::print::h62356680b22282a5
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x55dfed7349ee - std::panicking::default_hook::{{closure}}::h24bf80d282643aa1
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x55dfed7346e1 - std::panicking::default_hook::he0d02e1c35b286d1
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55dfed7350cb - std::panicking::rust_panic_with_hook::h01599ae4b1fddf60
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x55dfed6b1cf7 - std::panicking::begin_panic::hd801dc09be7696fc
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/panicking.rs:404
[INFO] [stderr]   12:     0x55dfed48981e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h416d6b3d481105a8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/build.rs:73
[INFO] [stderr]   13:     0x55dfed48981e - core::ops::function::FnOnce::call_once::h0854df3be28d2819
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libcore/ops/function.rs:232
[INFO] [stderr]   14:     0x55dfed4970a0 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h273a84c33433d5e8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31
[INFO] [stderr]   15:     0x55dfed48d9dd - std::sync::once::Once::call_once::{{closure}}::h323a8a598f82f052
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/sync/once.rs:263
[INFO] [stderr]   16:     0x55dfed732241 - std::sync::once::Once::call_inner::h29e2dc6df0ef2f61
[INFO] [stderr]                                at src/libstd/sync/once.rs:416
[INFO] [stderr]   17:     0x55dfed48d963 - std::sync::once::Once::call_once::hf3796b66daa97d26
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/sync/once.rs:263
[INFO] [stderr]   18:     0x55dfed4865f5 - lazy_static::lazy::Lazy<T>::get::hfab4c6ff3af466cc
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30
[INFO] [stderr]   19:     0x55dfed4865f5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::hf1ef7f11d09a93d2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/<::lazy_static::__lazy_static_internal macros>:16
[INFO] [stderr]   20:     0x55dfed4865f5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hf21ee3718f02e522
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/<::lazy_static::__lazy_static_internal macros>:18
[INFO] [stderr]   21:     0x55dfed483f7a - build_script_build::llvm_config::h5f06ae42b47c39e1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/build.rs:167
[INFO] [stderr]   22:     0x55dfed4853c0 - build_script_build::get_llvm_cflags::hd921a8c859b5dd76
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/build.rs:273
[INFO] [stderr]   23:     0x55dfed485794 - build_script_build::main::h245d19b39619f217
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.1/build.rs:305
[INFO] [stderr]   24:     0x55dfed497210 - std::rt::lang_start::{{closure}}::h18878f110253ce7b
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67
[INFO] [stderr]   25:     0x55dfed734b13 - std::rt::lang_start_internal::{{closure}}::hb8ca7eec2fc7bb65
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   26:     0x55dfed734b13 - std::panicking::try::do_call::h1a23bd66c69de968
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   27:     0x55dfed73d19a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:81
[INFO] [stderr]   28:     0x55dfed735560 - std::panicking::try::h31907c0e13918a21
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   29:     0x55dfed735560 - std::panic::catch_unwind::hc68dae81c92c5ad5
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   30:     0x55dfed735560 - std::rt::lang_start_internal::h50af7e77b511e545
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   31:     0x55dfed4971e9 - std::rt::lang_start::h36601c7c2ab330f1
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67
[INFO] [stderr]   32:     0x55dfed48669a - main
[INFO] [stderr]   33:     0x7f0d2d499b97 - __libc_start_main
[INFO] [stderr]   34:     0x55dfed482b1a - _start
[INFO] [stderr]   35:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "11dcda0095dcd0d986b7a7252b1f9400d9e9ade283e602680ef73be8ff8d7caa"`
[INFO] running `"docker" "rm" "-f" "11dcda0095dcd0d986b7a7252b1f9400d9e9ade283e602680ef73be8ff8d7caa"`
[INFO] [stdout] 11dcda0095dcd0d986b7a7252b1f9400d9e9ade283e602680ef73be8ff8d7caa