[INFO] fetching crate weld 0.4.0... [INFO] testing weld-0.4.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate weld 0.4.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate weld 0.4.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate weld 0.4.0 [INFO] finished tweaking crates.io crate weld 0.4.0 [INFO] tweaked toml for crates.io crate weld 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 12f0225f4dd5f51f0cda2b3c5df80f712d57983363780eef2278ed0ee30b9f12 [INFO] running `Command { std: "docker" "start" "-a" "12f0225f4dd5f51f0cda2b3c5df80f712d57983363780eef2278ed0ee30b9f12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "12f0225f4dd5f51f0cda2b3c5df80f712d57983363780eef2278ed0ee30b9f12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12f0225f4dd5f51f0cda2b3c5df80f712d57983363780eef2278ed0ee30b9f12", kill_on_drop: false }` [INFO] [stdout] 12f0225f4dd5f51f0cda2b3c5df80f712d57983363780eef2278ed0ee30b9f12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 52ea97c2256fccd61d9f35f0d87073b8a965e1004bd156b0f406885ae76113cd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "52ea97c2256fccd61d9f35f0d87073b8a965e1004bd156b0f406885ae76113cd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling weld v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling chrono v0.4.13 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling llvm-sys v60.5.0 [INFO] [stderr] error: failed to run custom build command for `weld v0.4.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/weld-2fc4a50d84d1107e/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-env=BUILD_ID= [INFO] [stderr] cargo:rustc-link-lib=dylib=stdc++ [INFO] [stderr] make: Entering directory '/opt/rustwide/workdir/llvmext' [INFO] [stderr] clang++-10.0 -O3 -fno-use-cxa-atexit -I/usr/lib/llvm-10/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/usr/lib/llvm-10/include -std=c++14 -fno-exceptions -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -c llvmext.cpp -o /opt/rustwide/target/debug/build/weld-d2cf303f0a5c5937/out/llvmext.o [INFO] [stderr] make: Leaving directory '/opt/rustwide/workdir/llvmext' [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] make: clang++-10.0: Command not found [INFO] [stderr] make: *** [Makefile:26: llvmext.o] Error 127 [INFO] [stderr] thread 'main' panicked at 'assertion failed: status.success()', build.rs:41:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f20ee88fa5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55f20ee88fa5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f20ee88fa5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55f20ee88fa5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55f20eeaad8c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55f20ee86652 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x55f20ee8b3e0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55f20ee8b3e0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55f20ee8b3e0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55f20ee8b12c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55f20ee8ba23 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55f20ee7d5c5 - std::panicking::begin_panic::h95adb0facddda8d2 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55f20ee7befd - build_script_build::build_llvmext::h647b8743bff9370f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:41 [INFO] [stderr] 13: 0x55f20ee7c0ed - build_script_build::main::h34c0c48caf5471a6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58 [INFO] [stderr] 14: 0x55f20ee7cb9b - std::rt::lang_start::{{closure}}::h87ad4a4e8193253b [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/rt.rs:67 [INFO] [stderr] 15: 0x55f20ee8bdf3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 16: 0x55f20ee8bdf3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 17: 0x55f20ee8bdf3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 18: 0x55f20ee8bdf3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55f20ee8bdf3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 20: 0x55f20ee7cb77 - std::rt::lang_start::h10b61cc9da8b681d [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/rt.rs:67 [INFO] [stderr] 21: 0x55f20ee7c13a - main [INFO] [stderr] 22: 0x7f1acb8e00b3 - __libc_start_main [INFO] [stderr] 23: 0x55f20ee7217e - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "52ea97c2256fccd61d9f35f0d87073b8a965e1004bd156b0f406885ae76113cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52ea97c2256fccd61d9f35f0d87073b8a965e1004bd156b0f406885ae76113cd", kill_on_drop: false }` [INFO] [stdout] 52ea97c2256fccd61d9f35f0d87073b8a965e1004bd156b0f406885ae76113cd