[INFO] updating cached repository https://github.com/cbiffle/minimal-embedded-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 61b70c9be2a42aeeee72b55a851bdd179e6e9539 [INFO] checking cbiffle/minimal-embedded-rust against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbiffle%2Fminimal-embedded-rust" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cbiffle/minimal-embedded-rust on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc [INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cbiffle/minimal-embedded-rust [INFO] finished tweaking git repo https://github.com/cbiffle/minimal-embedded-rust [INFO] tweaked toml for git repo https://github.com/cbiffle/minimal-embedded-rust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/cbiffle/minimal-embedded-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9492e533805aca9d4a6866e2cc5914833692810f117ee7b042a68800cdf07ee3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "9492e533805aca9d4a6866e2cc5914833692810f117ee7b042a68800cdf07ee3"` [INFO] [stderr] Compiling rust-libcore v0.0.3 [INFO] [stderr] error: failed to run custom build command for `rust-libcore v0.0.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-libcore-b7aa186ee65d5dff/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e04ba84f54 - backtrace::backtrace::libunwind::trace::hda902e3a4eb9d449 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55e04ba84f54 - backtrace::backtrace::trace_unsynchronized::h06df0062bb63b7e2 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e04ba84f54 - std::sys_common::backtrace::_print_fmt::ha5249daf78f399e8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55e04ba84f54 - ::fmt::h68243ef2eafa8843 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55e04baa907c - core::fmt::write::h8b50d07b82ae3922 [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55e04ba82363 - std::io::Write::write_fmt::h9a5b9a212b705549 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55e04ba87b05 - std::sys_common::backtrace::_print::hcd11fe8eb9e7335d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55e04ba87b05 - std::sys_common::backtrace::print::h475286256f91474c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e04ba87b05 - std::panicking::default_hook::{{closure}}::h2a45e9d6ef27161b [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55e04ba87842 - std::panicking::default_hook::h76adec688b27abdd [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55e04ba88112 - std::panicking::rust_panic_with_hook::h121f4f2c52efbcbf [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55e04ba70cbc - std::panicking::begin_panic::h2040238a9d142038 [INFO] [stderr] at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/panicking.rs:438 [INFO] [stderr] 12: 0x55e04ba71941 - build_script_build::main::ha25601ba3bc3f8bd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43 [INFO] [stderr] 13: 0x55e04ba7a3ab - std::rt::lang_start::{{closure}}::hb9987445e3a19418 [INFO] [stderr] at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55e04ba88558 - std::rt::lang_start_internal::{{closure}}::h15b56bd7f81214ad [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55e04ba88558 - std::panicking::try::do_call::hbe8467da291bc822 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 16: 0x55e04ba88558 - std::panicking::try::hde3b5cbc6989304d [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 17: 0x55e04ba88558 - std::panic::catch_unwind::h56844acb323fdd6c [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55e04ba88558 - std::rt::lang_start_internal::hae379591a9420b87 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55e04ba7a387 - std::rt::lang_start::h75a42afbde6ae7e6 [INFO] [stderr] at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55e04ba71f2a - main [INFO] [stderr] 21: 0x7f4fca577b97 - __libc_start_main [INFO] [stderr] 22: 0x55e04ba6d4ba - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "9492e533805aca9d4a6866e2cc5914833692810f117ee7b042a68800cdf07ee3"` [INFO] running `"docker" "rm" "-f" "9492e533805aca9d4a6866e2cc5914833692810f117ee7b042a68800cdf07ee3"` [INFO] [stdout] 9492e533805aca9d4a6866e2cc5914833692810f117ee7b042a68800cdf07ee3