[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 try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b [INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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-14/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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] 3d066f16b5f036538c11fc7bea02e1c3ebf7a63424310687736ba5b5b8c84a4c [INFO] running `"docker" "start" "-a" "3d066f16b5f036538c11fc7bea02e1c3ebf7a63424310687736ba5b5b8c84a4c"` [INFO] [stderr] Checking cast v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking backtrace v0.3.14 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Checking criterion v0.1.2 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling llvm-sys v70.1.0 [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-b9955406a4413a82/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: 0x558896610064 - backtrace::backtrace::libunwind::trace::h91d1589f784e7177 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x558896610064 - backtrace::backtrace::trace_unsynchronized::h9ec8949702a1f108 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x558896610064 - std::sys_common::backtrace::_print_fmt::h97468752f36a9a0e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x558896610064 - ::fmt::ha27a4263940af5a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5588966310ec - core::fmt::write::h061ec21cc1fda96c [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x55889660c377 - std::io::Write::write_fmt::ha58db9b6b5ace99d [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5588966128c5 - std::sys_common::backtrace::_print::h92d96c5907bac82b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5588966128c5 - std::sys_common::backtrace::print::hb08c4606d19eee23 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5588966128c5 - std::panicking::default_hook::{{closure}}::h28e247f6a0250f5d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x558896612612 - std::panicking::default_hook::h3647fb19c6fd2d5c [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x558896612f22 - std::panicking::rust_panic_with_hook::h38d69a94e615bc72 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x5588964ed841 - std::panicking::begin_panic::h7c25a1607ad083db [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/panicking.rs:397 [INFO] [stderr] 12: 0x5588963bb955 - ::deref::__static_ref_initialize::h1fc31ee7b46f50f0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x5588963bb955 - core::ops::function::FnOnce::call_once::h86de0766d134c638 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x5588963c63fb - lazy_static::lazy::Lazy::get::{{closure}}::h8bf049593572d9c1 [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: 0x5588963bd4e2 - std::sync::once::Once::call_once::{{closure}}::hc1a93928df1e85fe [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x55889660fb28 - std::sync::once::Once::call_inner::hfe13d62afcd90901 [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x5588963bd2f3 - std::sync::once::Once::call_once::h75083731e5b0b695 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x5588963b8565 - lazy_static::lazy::Lazy::get::h41b0c1bf58f24bc5 [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: 0x5588963b8565 - ::deref::__stability::hbfc2b03e39f2e079 [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: 0x5588963b8565 - ::deref::h5f53d93ba2e67282 [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: 0x5588963b6214 - build_script_build::llvm_config::h45e6a1f4f2da17d4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x5588963b7540 - build_script_build::get_llvm_cflags::h27b8cb0af0fd515a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x5588963b7924 - build_script_build::main::h8122b3358228cffd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x5588963baafb - std::rt::lang_start::{{closure}}::h216175704607d6c9 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x5588966129e3 - std::rt::lang_start_internal::{{closure}}::hf3e6a4ec162517f7 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x5588966129e3 - std::panicking::try::do_call::h77ed59d4706bc4a8 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 27: 0x55889661b7f7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 28: 0x55889661344b - std::panicking::try::h3e27a5213663f467 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 29: 0x55889661344b - std::panic::catch_unwind::ha46de5fecc0d9a90 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x55889661344b - std::rt::lang_start_internal::hb81abf531274a39e [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x5588963baad7 - std::rt::lang_start::h827fd3e036b0cd56 [INFO] [stderr] at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x5588963b85fa - main [INFO] [stderr] 33: 0x7fe61930ab97 - __libc_start_main [INFO] [stderr] 34: 0x5588963b4e4a - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "3d066f16b5f036538c11fc7bea02e1c3ebf7a63424310687736ba5b5b8c84a4c"` [INFO] running `"docker" "rm" "-f" "3d066f16b5f036538c11fc7bea02e1c3ebf7a63424310687736ba5b5b8c84a4c"` [INFO] [stdout] 3d066f16b5f036538c11fc7bea02e1c3ebf7a63424310687736ba5b5b8c84a4c