[INFO] fetching crate weld 0.4.0... [INFO] checking weld-0.4.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] extracting crate weld 0.4.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate weld 0.4.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded llvm-sys v60.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 1724a81c1e3672e08e314be22fb98b2b04f53f5dc4c99297a1849e95e63ed7d0 [INFO] running `Command { std: "docker" "start" "-a" "1724a81c1e3672e08e314be22fb98b2b04f53f5dc4c99297a1849e95e63ed7d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1724a81c1e3672e08e314be22fb98b2b04f53f5dc4c99297a1849e95e63ed7d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1724a81c1e3672e08e314be22fb98b2b04f53f5dc4c99297a1849e95e63ed7d0", kill_on_drop: false }` [INFO] [stdout] 1724a81c1e3672e08e314be22fb98b2b04f53f5dc4c99297a1849e95e63ed7d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dcafc001011023b2fb22e7d977ea46c11557d7d03c82eee9901b4fc1306979f [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" "8dcafc001011023b2fb22e7d977ea46c11557d7d03c82eee9901b4fc1306979f", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling lazy_static v1.4.0 [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 v1.0.59 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling weld v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [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] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Compiling llvm-sys v60.6.0 [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-62a1f9025926b8b6/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: 0x55692ccac680 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55692ccac680 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55692ccac680 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55692ccac680 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55692ccca4cc - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x55692cca9f65 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x55692ccae800 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55692ccae800 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55692ccae800 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55692ccae54c - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55692ccaee63 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55692cc93378 - std::panicking::begin_panic::{{closure}}::he2995847b0cfd8d1 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:498 [INFO] [stderr] 12: 0x55692cc8bfe8 - std::sys_common::backtrace::__rust_end_short_backtrace::h3c1429847c6ae88f [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55692cc932a3 - std::panicking::begin_panic::h843b7a820d978e30 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:497 [INFO] [stderr] 14: 0x55692cc92f5d - build_script_build::build_llvmext::h647b8743bff9370f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:41 [INFO] [stderr] 15: 0x55692cc9314d - build_script_build::main::h34c0c48caf5471a6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58 [INFO] [stderr] 16: 0x55692cc8d79b - core::ops::function::FnOnce::call_once::h9c73eabbf217eafb [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233 [INFO] [stderr] 17: 0x55692cc8c01e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf81ea9b90bd650a9 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 18: 0x55692cc93211 - std::rt::lang_start::{{closure}}::h4ec264d641d7dd24 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66 [INFO] [stderr] 19: 0x55692ccaf272 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:265 [INFO] [stderr] 20: 0x55692ccaf272 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373 [INFO] [stderr] 21: 0x55692ccaf272 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337 [INFO] [stderr] 22: 0x55692ccaf272 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394 [INFO] [stderr] 23: 0x55692ccaf272 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51 [INFO] [stderr] 24: 0x55692cc931e7 - std::rt::lang_start::h487ada81ce142fdc [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65 [INFO] [stderr] 25: 0x55692cc9319a - main [INFO] [stderr] 26: 0x7f390e53d0b3 - __libc_start_main [INFO] [stderr] 27: 0x55692cc890ae - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8dcafc001011023b2fb22e7d977ea46c11557d7d03c82eee9901b4fc1306979f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dcafc001011023b2fb22e7d977ea46c11557d7d03c82eee9901b4fc1306979f", kill_on_drop: false }` [INFO] [stdout] 8dcafc001011023b2fb22e7d977ea46c11557d7d03c82eee9901b4fc1306979f