[INFO] crate nanny 0.0.9 is already in cache [INFO] checking nanny-0.0.9 against nightly-2019-10-27 for pr-65897 [INFO] extracting crate nanny 0.0.9 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate nanny 0.0.9 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 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-7/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 906f0a8c474d76a0c4974bceff74b15afcfa01acf0c45c05d02fb6ed3dafd8aa [INFO] running `"docker" "start" "-a" "906f0a8c474d76a0c4974bceff74b15afcfa01acf0c45c05d02fb6ed3dafd8aa"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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-4d58194285159dc2/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:378:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55631b17b634 - 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: 0x55631b17b634 - 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: 0x55631b17b634 - std::sys_common::backtrace::_print_fmt::h433c3127c35ab78a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55631b17b634 - ::fmt::hc2340102ca4babf0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55631b19b8ec - core::fmt::write::h5c0dcb2129f8702a [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55631b177897 - std::io::Write::write_fmt::hf4455330f718fff9 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55631b17dbfe - std::sys_common::backtrace::_print::h6ea70acadcfabf8e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55631b17dbfe - std::sys_common::backtrace::print::h0f864c06560e856d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55631b17dbfe - std::panicking::default_hook::{{closure}}::h2e639664c611a0cc [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x55631b17d901 - std::panicking::default_hook::ha7dbf9b7148ca0a8 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x55631b17e2a5 - std::panicking::rust_panic_with_hook::h0adc728365f4bf0e [INFO] [stderr] at src/libstd/panicking.rs:468 [INFO] [stderr] 11: 0x55631b17de42 - std::panicking::continue_panic_fmt::h23c4a3556afe2980 [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x55631b17dd36 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:302 [INFO] [stderr] 13: 0x55631b198f8a - core::panicking::panic_fmt::h8a8ccdd640da2d14 [INFO] [stderr] at src/libcore/panicking.rs:84 [INFO] [stderr] 14: 0x55631b198ec9 - core::panicking::panic::he273195e83d0bace [INFO] [stderr] at src/libcore/panicking.rs:49 [INFO] [stderr] 15: 0x55631b128607 - core::option::Option::unwrap::hac704e13119ddba7 [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libcore/macros.rs:12 [INFO] [stderr] 16: 0x55631b1281d5 - build_script_build::build_object_file::h1827f1a5af36e415 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23 [INFO] [stderr] 17: 0x55631b128506 - build_script_build::main::h2457a1631452f777 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:41 [INFO] [stderr] 18: 0x55631b1285b0 - std::rt::lang_start::{{closure}}::hc758c9d3d111eee5 [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libstd/rt.rs:61 [INFO] [stderr] 19: 0x55631b17dd23 - std::rt::lang_start_internal::{{closure}}::h36226ace461817a7 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55631b17dd23 - std::panicking::try::do_call::h2024220f599d8d5a [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 21: 0x55631b185e4a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 22: 0x55631b17e79d - std::panicking::try::h0ace469a320dfd50 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 23: 0x55631b17e79d - std::panic::catch_unwind::h85f3b2a6adb142d8 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 24: 0x55631b17e79d - std::rt::lang_start_internal::h241a3a2e0acdf39c [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 25: 0x55631b128589 - std::rt::lang_start::h8e96e941f2ed2a1e [INFO] [stderr] at /rustc/fae75cd216c481de048e4951697c8f8525669c65/src/libstd/rt.rs:61 [INFO] [stderr] 26: 0x55631b12853a - main [INFO] [stderr] 27: 0x7f17a04d1b97 - __libc_start_main [INFO] [stderr] 28: 0x55631b126c4a - _start [INFO] [stderr] 29: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "906f0a8c474d76a0c4974bceff74b15afcfa01acf0c45c05d02fb6ed3dafd8aa"` [INFO] running `"docker" "rm" "-f" "906f0a8c474d76a0c4974bceff74b15afcfa01acf0c45c05d02fb6ed3dafd8aa"` [INFO] [stdout] 906f0a8c474d76a0c4974bceff74b15afcfa01acf0c45c05d02fb6ed3dafd8aa