[INFO] fetching crate ubpf-sys 0.1.1... [INFO] checking ubpf-sys-0.1.1 against nightly-2019-10-27 for pr-65897 [INFO] extracting crate ubpf-sys 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate ubpf-sys 0.1.1 on toolchain nightly-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ubpf-sys 0.1.1 [INFO] finished tweaking crates.io crate ubpf-sys 0.1.1 [INFO] tweaked toml for crates.io crate ubpf-sys 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=allow" "-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" "+nightly-2019-10-27" "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] 34da806252b3f70e9e4f2bca8e36c8d207af32820b2a1ba775b65bd4a530ed81 [INFO] running `"docker" "start" "-a" "34da806252b3f70e9e4f2bca8e36c8d207af32820b2a1ba775b65bd4a530ed81"` [INFO] [stderr] Compiling ubpf-sys v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `ubpf-sys v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ubpf-sys-4b1c4854cfdc64bc/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Please specify CROSS_COMPILE=x86_64-linux-musl- cargo build --target=x86_64-unknown-linux-musl as the 'cc' crate incorrectly looks for musl-gcc', src/build.rs:20:3 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c2bc3aeb64 - backtrace::backtrace::libunwind::trace::h76d91e1eb79fb53e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c2bc3aeb64 - backtrace::backtrace::trace_unsynchronized::h29863717ec6e653b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c2bc3aeb64 - std::sys_common::backtrace::_print_fmt::h433c3127c35ab78a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55c2bc3aeb64 - ::fmt::hc2340102ca4babf0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55c2bc3cc57c - core::fmt::write::h5c0dcb2129f8702a [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55c2bc3ac4b7 - std::io::Write::write_fmt::hf4455330f718fff9 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55c2bc3b0eee - std::sys_common::backtrace::_print::h6ea70acadcfabf8e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55c2bc3b0eee - std::sys_common::backtrace::print::h0f864c06560e856d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55c2bc3b0eee - std::panicking::default_hook::{{closure}}::h2e639664c611a0cc [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x55c2bc3b0bf1 - std::panicking::default_hook::ha7dbf9b7148ca0a8 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x55c2bc3b1535 - std::panicking::rust_panic_with_hook::h0adc728365f4bf0e [INFO] [stderr] at src/libstd/panicking.rs:468 [INFO] [stderr] 11: 0x55c2bc39ef2f - std::panicking::begin_panic::h0c8b8cc0499f3ce1 [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libstd/panicking.rs:402 [INFO] [stderr] 12: 0x55c2bc3a4582 - build_script_build::tool::h13a9ec02bfc93c71 [INFO] [stderr] at src/build.rs:20 [INFO] [stderr] 13: 0x55c2bc3a43bb - build_script_build::main::h6bff77610c0a3aa0 [INFO] [stderr] at src/build.rs:13 [INFO] [stderr] 14: 0x55c2bc39b630 - std::rt::lang_start::{{closure}}::hd78304eaa1fa2419 [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libstd/rt.rs:61 [INFO] [stderr] 15: 0x55c2bc3b0fb3 - std::rt::lang_start_internal::{{closure}}::h36226ace461817a7 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55c2bc3b0fb3 - std::panicking::try::do_call::h2024220f599d8d5a [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 17: 0x55c2bc3b70aa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 18: 0x55c2bc3b1a2d - std::panicking::try::h0ace469a320dfd50 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 19: 0x55c2bc3b1a2d - std::panic::catch_unwind::h85f3b2a6adb142d8 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 20: 0x55c2bc3b1a2d - std::rt::lang_start_internal::h241a3a2e0acdf39c [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 21: 0x55c2bc39b609 - std::rt::lang_start::ha60244949dac4262 [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libstd/rt.rs:61 [INFO] [stderr] 22: 0x55c2bc3a502a - main [INFO] [stderr] 23: 0x7fa143de8b97 - __libc_start_main [INFO] [stderr] 24: 0x55c2bc39835a - _start [INFO] [stderr] 25: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "34da806252b3f70e9e4f2bca8e36c8d207af32820b2a1ba775b65bd4a530ed81"` [INFO] running `"docker" "rm" "-f" "34da806252b3f70e9e4f2bca8e36c8d207af32820b2a1ba775b65bd4a530ed81"` [INFO] [stdout] 34da806252b3f70e9e4f2bca8e36c8d207af32820b2a1ba775b65bd4a530ed81