[INFO] fetching crate nanny 0.0.9... [INFO] checking nanny-0.0.9 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate nanny 0.0.9 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate nanny 0.0.9 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate nanny 0.0.9 [INFO] removed path dependency nanny-sys from crates.io crate nanny 0.0.9 [INFO] finished tweaking crates.io crate nanny 0.0.9 [INFO] tweaked toml for crates.io crate nanny 0.0.9 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nanny-sys v0.0.6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 9cdf5c3cce6fcb78afc0728f4251f9c753d554e9b085b589161e4c5e2dc63978 [INFO] running `"docker" "start" "-a" "9cdf5c3cce6fcb78afc0728f4251f9c753d554e9b085b589161e4c5e2dc63978"` [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling nanny-sys v0.0.6 [INFO] [stderr] error: failed to run custom build command for `nanny-sys v0.0.6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/nanny-sys-d8f70ca28288753a/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c6a16258b4 - backtrace::backtrace::libunwind::trace::h6f1fdce296b4568c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c6a16258b4 - backtrace::backtrace::trace_unsynchronized::h0824f4cb76b782a8 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c6a16258b4 - std::sys_common::backtrace::_print_fmt::hc9ad027a2ec1d486 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c6a16258b4 - ::fmt::hc92f9fae3f41d466 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c6a164b14c - core::fmt::write::h6e3f1a0635b4e386 [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55c6a1621ac3 - std::io::Write::write_fmt::he392f419b7f87fef [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55c6a16280f5 - std::sys_common::backtrace::_print::hf2161343b596ab76 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c6a16280f5 - std::sys_common::backtrace::print::hcbfa657355778d58 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c6a16280f5 - std::panicking::default_hook::{{closure}}::he53abf341150e4be [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c6a1627e32 - std::panicking::default_hook::hbca798dce458d477 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c6a1628702 - std::panicking::rust_panic_with_hook::h8cc81269affb1635 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55c6a16282eb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55c6a164a531 - core::panicking::panic_fmt::h6d3e657898a3f448 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x55c6a164a47d - core::panicking::panic::hded77de0903b3cba [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 14: 0x55c6a15d8544 - core::option::Option::unwrap::hb3e2a99ea8da1130 [INFO] [stderr] at /rustc/e4dba30b9b475d8750370c4dfb49b6541990904d/src/libcore/macros/mod.rs:34 [INFO] [stderr] 15: 0x55c6a15d7e0d - build_script_build::build_object_file::h870a8ca7015f7439 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23 [INFO] [stderr] 16: 0x55c6a15d8146 - build_script_build::main::hb9955226e38cc681 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:41 [INFO] [stderr] 17: 0x55c6a15d7a0b - std::rt::lang_start::{{closure}}::h4d11ea6ed36e6705 [INFO] [stderr] at /rustc/e4dba30b9b475d8750370c4dfb49b6541990904d/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x55c6a1628b48 - std::rt::lang_start_internal::{{closure}}::h1e37a448ebe88799 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x55c6a1628b48 - std::panicking::try::do_call::h0e616054d2c64056 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 20: 0x55c6a1628b48 - std::panicking::try::h1265f7ff6bd115c4 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 21: 0x55c6a1628b48 - std::panic::catch_unwind::h3aec84c4d67bf08d [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55c6a1628b48 - std::rt::lang_start_internal::h71f12b7d78e58cce [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55c6a15d79e7 - std::rt::lang_start::hed8f64e1d13c36f8 [INFO] [stderr] at /rustc/e4dba30b9b475d8750370c4dfb49b6541990904d/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55c6a15d817a - main [INFO] [stderr] 25: 0x7f9aad659b97 - __libc_start_main [INFO] [stderr] 26: 0x55c6a15d78ba - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "9cdf5c3cce6fcb78afc0728f4251f9c753d554e9b085b589161e4c5e2dc63978"` [INFO] running `"docker" "rm" "-f" "9cdf5c3cce6fcb78afc0728f4251f9c753d554e9b085b589161e4c5e2dc63978"` [INFO] [stdout] 9cdf5c3cce6fcb78afc0728f4251f9c753d554e9b085b589161e4c5e2dc63978