[INFO] crate ubpf 0.1.0 is already in cache
[INFO] checking ubpf-0.1.0 against try#b19afc12c4f781e95f168f2fdea339c972f14ae2 for pr-64327
[INFO] extracting crate ubpf 0.1.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate ubpf 0.1.0 on toolchain b19afc12c4f781e95f168f2fdea339c972f14ae2-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 work/builds/worker-2/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ecdfbc55a2d0c17725397621e1b1ca89d23c3e59157f30dd296c8a560774f503
[INFO] running `"docker" "start" "-a" "ecdfbc55a2d0c17725397621e1b1ca89d23c3e59157f30dd296c8a560774f503"`
[INFO] [stderr]    Compiling ubpf-sys v0.1.1
[INFO] [stderr]     Checking 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-210bb59131884389/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', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:20:3
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5560da58cd54 - backtrace::backtrace::libunwind::trace::he281d1430a66d201
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5560da58cd54 - backtrace::backtrace::trace_unsynchronized::h102bb4b69987d605
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5560da58cd54 - std::sys_common::backtrace::_print_fmt::h7c2f159f268a4f8c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x5560da58cd54 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h54378f2ca7d450f4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x5560da5aa99c - core::fmt::write::ha0a3ecae75b0dbc8
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x5560da58a607 - std::io::Write::write_fmt::ha1cf046f2b915c3e
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5560da58f0d5 - std::sys_common::backtrace::_print::ha9aa7e33ae167e9f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x5560da58f0d5 - std::sys_common::backtrace::print::h0f26745f782cf831
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x5560da58f0d5 - std::panicking::default_hook::{{closure}}::h9ac03e59053b82f0
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    9:     0x5560da58edc6 - std::panicking::default_hook::h2bc2c167050e786d
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]   10:     0x5560da58f725 - std::panicking::rust_panic_with_hook::h8403eca5575e8757
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]   11:     0x5560da57c2a1 - std::panicking::begin_panic::hacaf67a7f100959e
[INFO] [stderr]                                at /rustc/b19afc12c4f781e95f168f2fdea339c972f14ae2/src/libstd/panicking.rs:411
[INFO] [stderr]   12:     0x5560da5827a2 - build_script_build::tool::hf33097efd450ca4e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:20
[INFO] [stderr]   13:     0x5560da5825db - build_script_build::main::h558aa69de197a4cb
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ubpf-sys-0.1.1/src/build.rs:13
[INFO] [stderr]   14:     0x5560da579570 - std::rt::lang_start::{{closure}}::h470152d6f5fd14d4
[INFO] [stderr]                                at /rustc/b19afc12c4f781e95f168f2fdea339c972f14ae2/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x5560da58f1a3 - std::rt::lang_start_internal::{{closure}}::hb4c6339b185f201f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x5560da58f1a3 - std::panicking::try::do_call::h467065f75f458473
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x5560da5952ca - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   18:     0x5560da58fc1d - std::panicking::try::h67ed39ee2076b60d
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x5560da58fc1d - std::panic::catch_unwind::h1dd211c39ef1a928
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x5560da58fc1d - std::rt::lang_start_internal::h66991f896511b48c
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x5560da579549 - std::rt::lang_start::hd951a52003effdce
[INFO] [stderr]                                at /rustc/b19afc12c4f781e95f168f2fdea339c972f14ae2/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x5560da58324a - main
[INFO] [stderr]   23:     0x7fb67c406b97 - __libc_start_main
[INFO] [stderr]   24:     0x5560da57637a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "ecdfbc55a2d0c17725397621e1b1ca89d23c3e59157f30dd296c8a560774f503"`
[INFO] running `"docker" "rm" "-f" "ecdfbc55a2d0c17725397621e1b1ca89d23c3e59157f30dd296c8a560774f503"`
[INFO] [stdout] ecdfbc55a2d0c17725397621e1b1ca89d23c3e59157f30dd296c8a560774f503