[INFO] fetching crate ubpf 0.1.0... [INFO] testing ubpf-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate ubpf 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate ubpf 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ubpf 0.1.0 [INFO] finished tweaking crates.io crate ubpf 0.1.0 [INFO] tweaked toml for crates.io crate ubpf 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d34cd5a6125f5bb42746dea008e27be239c945a9439682a1aa7130554e483bd [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" "3d34cd5a6125f5bb42746dea008e27be239c945a9439682a1aa7130554e483bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d34cd5a6125f5bb42746dea008e27be239c945a9439682a1aa7130554e483bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d34cd5a6125f5bb42746dea008e27be239c945a9439682a1aa7130554e483bd", kill_on_drop: false }` [INFO] [stdout] 3d34cd5a6125f5bb42746dea008e27be239c945a9439682a1aa7130554e483bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", 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] 04a7b31aeac8d5b156af43b0d50596906b031bb6aaa84a528be815f9c788409d [INFO] running `Command { std: "docker" "start" "-a" "04a7b31aeac8d5b156af43b0d50596906b031bb6aaa84a528be815f9c788409d", kill_on_drop: false }` [INFO] [stderr] Compiling ubpf-sys v0.1.1 [INFO] [stderr] Compiling likely v0.1.0 [INFO] [stderr] error: failed to run custom build command for `ubpf-sys v0.1.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ubpf-sys-903463fba705e4d0/build-script-build` (exit status: 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', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:20:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557617a3aa7c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x557617a3aa7c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557617a3aa7c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557617a3aa7c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557617a5842c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x557617a37685 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x557617a3c080 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557617a3c080 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557617a3c080 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x557617a3bc2b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x557617a3c734 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x557617a1b4fe - std::panicking::begin_panic::{{closure}}::h78e92d6434218cf8 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:526:9 [INFO] [stderr] 12: 0x557617a1a8f8 - std::sys_common::backtrace::__rust_end_short_backtrace::h0b1c5c59f96725ad [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x557617a1b43f - std::panicking::begin_panic::hbcb700296e1d6aff [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:525:12 [INFO] [stderr] 14: 0x557617a1c493 - build_script_build::tool::hb9bb5d32d9a7fe40 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:20:3 [INFO] [stderr] 15: 0x557617a1c2a7 - build_script_build::main::hf8bcee687c40b6a4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:13:17 [INFO] [stderr] 16: 0x557617a2060b - core::ops::function::FnOnce::call_once::ha3794f275a005e1f [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x557617a1a93e - std::sys_common::backtrace::__rust_begin_short_backtrace::h8af4e0e84527f44b [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 18: 0x557617a1a9d1 - std::rt::lang_start::{{closure}}::h65968fba33b470d2 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:145:18 [INFO] [stderr] 19: 0x557617a3a2c1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x557617a3a2c1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stderr] 21: 0x557617a3a2c1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stderr] 22: 0x557617a3a2c1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stderr] 23: 0x557617a3a2c1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:128:48 [INFO] [stderr] 24: 0x557617a3a2c1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stderr] 25: 0x557617a3a2c1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stderr] 26: 0x557617a3a2c1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stderr] 27: 0x557617a3a2c1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:128:20 [INFO] [stderr] 28: 0x557617a1a9a0 - std::rt::lang_start::hf71db619f472e800 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:144:17 [INFO] [stderr] 29: 0x557617a1cedc - main [INFO] [stderr] 30: 0x7f63508e00b3 - __libc_start_main [INFO] [stderr] 31: 0x557617a187de - _start [INFO] [stderr] 32: 0x0 - [INFO] running `Command { std: "docker" "inspect" "04a7b31aeac8d5b156af43b0d50596906b031bb6aaa84a528be815f9c788409d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a7b31aeac8d5b156af43b0d50596906b031bb6aaa84a528be815f9c788409d", kill_on_drop: false }` [INFO] [stdout] 04a7b31aeac8d5b156af43b0d50596906b031bb6aaa84a528be815f9c788409d