[INFO] fetching crate yair 0.1.0... [INFO] testing yair-0.1.0 against 1.91.0 for beta-1.92-2 [INFO] extracting crate yair 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate yair 0.1.0 [INFO] finished tweaking crates.io crate yair 0.1.0 [INFO] tweaked toml for crates.io crate yair 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate yair 0.1.0 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate yair 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded serde_derive v1.0.118 [INFO] [stderr] Downloaded generational-arena v0.2.7 [INFO] [stderr] Downloaded failure_derive v0.1.6 [INFO] [stderr] Downloaded num-traits v0.2.10 [INFO] [stderr] Downloaded unicode-width v0.1.7 [INFO] [stderr] Downloaded shared_child v0.3.4 [INFO] [stderr] Downloaded darling v0.12.2 [INFO] [stderr] Downloaded codespan v0.7.0 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded base64 v0.10.1 [INFO] [stderr] Downloaded term v0.6.1 [INFO] [stderr] Downloaded lit v1.0.3 [INFO] [stderr] Downloaded darling_core v0.12.2 [INFO] [stderr] Downloaded wasi v0.7.0 [INFO] [stderr] Downloaded redox_syscall v0.1.56 [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] [stderr] Downloaded backtrace v0.3.40 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded walkdir v2.3.1 [INFO] [stderr] Downloaded termcolor v1.1.0 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded codespan-reporting v0.7.0 [INFO] [stderr] Downloaded os_pipe v0.9.2 [INFO] [stderr] Downloaded duct v0.13.4 [INFO] [stderr] Downloaded enumset v1.0.6 [INFO] [stderr] Downloaded backtrace-sys v0.1.32 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded libc v0.2.66 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded rand_chacha v0.2.1 [INFO] [stderr] Downloaded remove_dir_all v0.5.2 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded winapi-util v0.1.3 [INFO] [stderr] Downloaded envcache v0.1.3 [INFO] [stderr] Downloaded yaml-rust v0.3.5 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded failure v0.1.6 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] [stderr] Downloaded darling_macro v0.12.2 [INFO] [stderr] Downloaded enumset_derive v0.5.4 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded error-chain v0.12.1 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded getrandom v0.1.13 [INFO] [stderr] Downloaded rustc-demangle v0.1.16 [INFO] [stderr] Downloaded synstructure v0.12.3 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded blake2b_simd v0.5.9 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded syn v1.0.58 [INFO] [stderr] Downloaded serde v1.0.118 [INFO] [stderr] Downloaded tempfile v3.1.0 [INFO] [stderr] Downloaded same-file v1.0.5 [INFO] [stderr] Downloaded smallvec v1.6.1 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded rmp-serde v0.15.1 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded rmp v0.8.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c352fb6373d7bfc82dba3cb57c4600d7a802dd63c1e5bdc5a0ada41e777a318c [INFO] running `Command { std: "docker" "start" "-a" "c352fb6373d7bfc82dba3cb57c4600d7a802dd63c1e5bdc5a0ada41e777a318c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c352fb6373d7bfc82dba3cb57c4600d7a802dd63c1e5bdc5a0ada41e777a318c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c352fb6373d7bfc82dba3cb57c4600d7a802dd63c1e5bdc5a0ada41e777a318c", kill_on_drop: false }` [INFO] [stdout] c352fb6373d7bfc82dba3cb57c4600d7a802dd63c1e5bdc5a0ada41e777a318c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 488398ccc28acb8c3a6f2cdc31fd2049c489c3f1de96b19a15cafc07f919d620 [INFO] running `Command { std: "docker" "start" "-a" "488398ccc28acb8c3a6f2cdc31fd2049c489c3f1de96b19a15cafc07f919d620", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling envcache v0.1.3 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling yair v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling codespan v0.7.0 [INFO] [stderr] error: failed to run custom build command for `yair v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/yair-873fa2178ee2a223/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (399) panicked at build.rs:18:10: [INFO] [stderr] Required environment variable 'YAIR_LLVM_INSTALL_DIR' was not set! [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5bb8eff25152 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5bb8eff25152 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5bb8eff25152 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5bb8eff25152 - ::fmt::h4e0a3aeea0f9c085 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5bb8eff340cf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5bb8eff340cf - core::fmt::write::hecf68a131630c74d [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5bb8eff01c01 - std::io::default_write_fmt::haf8355dc2afbec95 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5bb8eff01c01 - std::io::Write::write_fmt::h93c9a261259c931a [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5bb8eff07a82 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5bb8eff0980c - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5bb8eff09666 - std::panicking::default_hook::h63f9bf8161c5d325 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5bb8eff09e95 - std::panicking::panic_with_hook::h3173740e06bd0752 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5bb8eff09d2a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5bb8eff07bb9 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5bb8efef666d - __rustc[de0091b922c53d7e]::rust_begin_unwind [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5bb8eff37610 - core::panicking::panic_fmt::h5138da2ef87be35b [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5bb8eff36ddb - core::panicking::panic_display::h8f7430eb1037854c [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:259:5 [INFO] [stderr] 17: 0x5bb8eff36ddb - core::option::expect_failed::h8e1641c1f6197e5b [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/option.rs:2178:5 [INFO] [stderr] 18: 0x5bb8efeeb7cb - core::option::Option::expect::hd1871cb525bc18fc [INFO] [stderr] 19: 0x5bb8efeeaa67 - build_script_build::link_in_llvm::h5f31f316052bed73 [INFO] [stderr] 20: 0x5bb8efeeb266 - build_script_build::main::hbb83388e8e9d47ff [INFO] [stderr] 21: 0x5bb8efeeb4a3 - core::ops::function::FnOnce::call_once::h37a40c067a462a78 [INFO] [stderr] 22: 0x5bb8efeeb2c6 - std::sys::backtrace::__rust_begin_short_backtrace::hcc78f9d0a37f241a [INFO] [stderr] 23: 0x5bb8efeeb2a9 - std::rt::lang_start::{{closure}}::heb33e0f5b428c12c [INFO] [stderr] 24: 0x5bb8eff03450 - core::ops::function::impls:: for &F>::call_once::hc7ed5622678f5124 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 25: 0x5bb8eff03450 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stderr] 26: 0x5bb8eff03450 - std::panicking::catch_unwind::hff67b45e0819a036 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stderr] 27: 0x5bb8eff03450 - std::panic::catch_unwind::hec0fb0db85f7fd60 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x5bb8eff03450 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24 [INFO] [stderr] 29: 0x5bb8eff03450 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stderr] 30: 0x5bb8eff03450 - std::panicking::catch_unwind::h3816830c825cbe04 [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stderr] 31: 0x5bb8eff03450 - std::panic::catch_unwind::h408406c8f02ebb9d [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stderr] 32: 0x5bb8eff03450 - std::rt::lang_start_internal::hce2b8b328837374b [INFO] [stderr] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5 [INFO] [stderr] 33: 0x5bb8efeeb291 - std::rt::lang_start::ha5398c95ec7e7b8a [INFO] [stderr] 34: 0x5bb8efeeb805 - main [INFO] [stderr] 35: 0x7629ab27b1ca - [INFO] [stderr] 36: 0x7629ab27b28b - __libc_start_main [INFO] [stderr] 37: 0x5bb8efeea8c5 - _start [INFO] [stderr] 38: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "488398ccc28acb8c3a6f2cdc31fd2049c489c3f1de96b19a15cafc07f919d620", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "488398ccc28acb8c3a6f2cdc31fd2049c489c3f1de96b19a15cafc07f919d620", kill_on_drop: false }` [INFO] [stdout] 488398ccc28acb8c3a6f2cdc31fd2049c489c3f1de96b19a15cafc07f919d620