[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 master#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain 2da942f32802c8233a09744024dfbc34431adf65 [INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "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-13/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" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+2da942f32802c8233a09744024dfbc34431adf65" "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] 703d8ef61378e2b478b17965b2ec7fb59121a4abd4bcb042b1c41cf4c97926ae [INFO] running `"docker" "start" "-a" "703d8ef61378e2b478b17965b2ec7fb59121a4abd4bcb042b1c41cf4c97926ae"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking cast v0.1.0 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling llvm-sys v70.1.0 [INFO] [stderr] Checking criterion v0.1.2 [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-cdff5604e7bf5f42/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: 0x5584c6354f24 - backtrace::backtrace::libunwind::trace::h6895db142988ec40 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5584c6354f24 - backtrace::backtrace::trace_unsynchronized::hb4c7b5e2760a542f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5584c6354f24 - std::sys_common::backtrace::_print_fmt::h59fedae292a93b07 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x5584c6354f24 - ::fmt::h0b9402b71e796a7b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5584c637547c - core::fmt::write::h8e864ed82e4a5c6d [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x5584c63511b7 - std::io::Write::write_fmt::h31ae187092c774c4 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5584c635718e - std::sys_common::backtrace::_print::h096797b36cb690f1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5584c635718e - std::sys_common::backtrace::print::hebc5bdfec0b7b03d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5584c635718e - std::panicking::default_hook::{{closure}}::h32b71b0981329be4 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x5584c6356e81 - std::panicking::default_hook::hc2a0eed54a10bb2c [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x5584c635786b - std::panicking::rust_panic_with_hook::h088ef637ac96cfd8 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x5584c62acbd7 - std::panicking::begin_panic::h966d0e48d6264796 [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x5584c60d8f9e - ::deref::__static_ref_initialize::hc9ef1ad54482b11d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x5584c60d8f9e - core::ops::function::FnOnce::call_once::h9e63f1f58d024308 [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x5584c60e63d0 - lazy_static::lazy::Lazy::get::{{closure}}::h1b1a23380f06f62b [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: 0x5584c60dcd0d - std::sync::once::Once::call_once::{{closure}}::h600991b5603f7c58 [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/sync/once.rs:263 [INFO] [stderr] 16: 0x5584c6354a31 - std::sync::once::Once::call_inner::hbe3a7ad2700f6938 [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x5584c60dcb33 - std::sync::once::Once::call_once::h1c224c1c53771ffb [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/sync/once.rs:263 [INFO] [stderr] 18: 0x5584c60d5985 - lazy_static::lazy::Lazy::get::ha3a4eb9077a95db7 [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: 0x5584c60d5985 - ::deref::__stability::hecd57c6e4a22d307 [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: 0x5584c60d5985 - ::deref::h1dd84d70d759b95a [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: 0x5584c60d344a - build_script_build::llvm_config::ha5210dc2fb4493f8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x5584c60d4890 - build_script_build::get_llvm_cflags::h1bfd5a7baba23653 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x5584c60d4c64 - build_script_build::main::hb2e3a13abba4eb0e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x5584c60e6540 - std::rt::lang_start::{{closure}}::h6cffc2387eeb7ee8 [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x5584c63572b3 - std::rt::lang_start_internal::{{closure}}::hfa484c171d6ea8e2 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x5584c63572b3 - std::panicking::try::do_call::h54c627f6a1adac40 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x5584c635f92a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 28: 0x5584c6357d00 - std::panicking::try::h6c446ac00e48a701 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 29: 0x5584c6357d00 - std::panic::catch_unwind::h57aae28d6a94e12e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x5584c6357d00 - std::rt::lang_start_internal::hadfb0360ba7e8f4d [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x5584c60e6519 - std::rt::lang_start::hf0f73723b2890a5b [INFO] [stderr] at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x5584c60d5a2a - main [INFO] [stderr] 33: 0x7f9cc743db97 - __libc_start_main [INFO] [stderr] 34: 0x5584c60d1fea - _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" "703d8ef61378e2b478b17965b2ec7fb59121a4abd4bcb042b1c41cf4c97926ae"` [INFO] running `"docker" "rm" "-f" "703d8ef61378e2b478b17965b2ec7fb59121a4abd4bcb042b1c41cf4c97926ae"` [INFO] [stdout] 703d8ef61378e2b478b17965b2ec7fb59121a4abd4bcb042b1c41cf4c97926ae