[INFO] updating cached repository https://github.com/xttjsn/decaf-rust [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] 092e306f7d6d5a15c2118b1114a53bb53b5fd46d [INFO] checking xttjsn/decaf-rust against try#662bf71cc5bbfe44a109ab5b7205e12ec319754c for pr-67531 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxttjsn%2Fdecaf-rust" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xttjsn/decaf-rust on toolchain 662bf71cc5bbfe44a109ab5b7205e12ec319754c [INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/xttjsn/decaf-rust [INFO] finished tweaking git repo https://github.com/xttjsn/decaf-rust [INFO] tweaked toml for git repo https://github.com/xttjsn/decaf-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/xttjsn/decaf-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "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] a2ce9659fcda483d79015a6e9675964fcd143ff18389ff75e26fac41a944339e [INFO] running `"docker" "start" "-a" "a2ce9659fcda483d79015a6e9675964fcd143ff18389ff75e26fac41a944339e"` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling llvm-sys v80.1.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v80.1.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-5b6f63c5e12cfff5/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_PREFIX [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_IGNORE_BLACKLIST [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_STRICT_VERSIONING [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_NO_CLEAN_CFLAGS [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_USE_DEBUG_MSVCRT [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_FFI_WORKAROUND [INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 8.0.1. [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_80_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-80.1.1/build.rs:101:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56103098e8e4 - backtrace::backtrace::libunwind::trace::hd42437fd62966669 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56103098e8e4 - backtrace::backtrace::trace_unsynchronized::h0ae20d5385defeb5 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56103098e8e4 - std::sys_common::backtrace::_print_fmt::h894a1bdf0a2dfa40 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x56103098e8e4 - ::fmt::hddc3494f848f9e38 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5610309aed7c - core::fmt::write::h82684cbacf4572fd [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x56103098abc7 - std::io::Write::write_fmt::h4bd3be855b331f66 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x561030990b9e - std::sys_common::backtrace::_print::hdadd72de21a0032c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x561030990b9e - std::sys_common::backtrace::print::hc9a2260feb2dd213 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x561030990b9e - std::panicking::default_hook::{{closure}}::hfac9dc1510e753c1 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x561030990891 - std::panicking::default_hook::hc7eafbac653c9df8 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x56103099127b - std::panicking::rust_panic_with_hook::h329f267bfc6e2a08 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x56103090e6f7 - std::panicking::begin_panic::h2b979ed5774e0603 [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x5610306e178e - ::deref::__static_ref_initialize::h35f71c0c38615555 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/build.rs:101 [INFO] [stderr] 13: 0x5610306e178e - core::ops::function::FnOnce::call_once::h216e5806245b2132 [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x5610306ece90 - lazy_static::lazy::Lazy::get::{{closure}}::hbb99ffaa10f71932 [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: 0x5610306e07cd - std::sync::once::Once::call_once::{{closure}}::ha547b14a7631136c [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x56103098e3f1 - std::sync::once::Once::call_inner::h57505a8d61adf1c4 [INFO] [stderr] at src/libstd/sync/once.rs:417 [INFO] [stderr] 17: 0x5610306e0613 - std::sync::once::Once::call_once::hed99d8197d8b5092 [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x5610306de435 - lazy_static::lazy::Lazy::get::h7ca7f657ec7ff28d [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: 0x5610306de435 - ::deref::__stability::h127f3f5adb947133 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/<::lazy_static::__lazy_static_internal macros>:16 [INFO] [stderr] 20: 0x5610306de435 - ::deref::h125e1a76ce3ea301 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/<::lazy_static::__lazy_static_internal macros>:18 [INFO] [stderr] 21: 0x5610306db6ba - build_script_build::llvm_config::h1cb7c36019f94241 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/build.rs:199 [INFO] [stderr] 22: 0x5610306dcb00 - build_script_build::get_llvm_cflags::h84a7506a7d6d9b9b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/build.rs:308 [INFO] [stderr] 23: 0x5610306dd32d - build_script_build::main::h5c56da5306d5e1a8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.1/build.rs:346 [INFO] [stderr] 24: 0x5610306e4900 - std::rt::lang_start::{{closure}}::h5e1ce6202497d575 [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x561030990cc3 - std::rt::lang_start_internal::{{closure}}::hbb1b07b87d5f3ad5 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x561030990cc3 - std::panicking::try::do_call::h6e19ab244d86783a [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x56103099951a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 28: 0x561030991710 - std::panicking::try::hdd1b28af511821c4 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 29: 0x561030991710 - std::panic::catch_unwind::h25a12636be762420 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x561030991710 - std::rt::lang_start_internal::ha1533bbeabcd97f0 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x5610306e48d9 - std::rt::lang_start::ha06802111c52ed7a [INFO] [stderr] at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x5610306de4da - main [INFO] [stderr] 33: 0x7f38e9361b97 - __libc_start_main [INFO] [stderr] 34: 0x5610306da47a - _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" "a2ce9659fcda483d79015a6e9675964fcd143ff18389ff75e26fac41a944339e"` [INFO] running `"docker" "rm" "-f" "a2ce9659fcda483d79015a6e9675964fcd143ff18389ff75e26fac41a944339e"` [INFO] [stdout] a2ce9659fcda483d79015a6e9675964fcd143ff18389ff75e26fac41a944339e