Dec 02 22:57:19.336 INFO testing pear-0.1.2 against 1.30.1 for beta-1.31-5
Dec 02 22:57:19.336 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 22:57:19.783 INFO [stdout] 0377f12ddd1d438c24b2a4a961d8dea5d3ccfd4e1d41c29fe9608a9e5146ab48
Dec 02 22:57:19.786 INFO running `"docker" "start" "-a" "0377f12ddd1d438c24b2a4a961d8dea5d3ccfd4e1d41c29fe9608a9e5146ab48"`
Dec 02 22:57:20.374 INFO [stderr] usermod: no changes
Dec 02 22:57:20.419 INFO [stderr]    Compiling pear_codegen v0.1.2
Dec 02 22:57:20.419 INFO [stderr]    Compiling quote v0.6.10
Dec 02 22:57:20.580 INFO [stderr] error: failed to run custom build command for `pear_codegen v0.1.2`
Dec 02 22:57:20.580 INFO [stderr] process didn't exit successfully: `/target/debug/build/pear_codegen-65db5949cca3d502/build-script-build` (exit code: 101)
Dec 02 22:57:20.580 INFO [stderr] --- stderr
Dec 02 22:57:20.580 INFO [stderr] Error: Pear requires a nightly or dev version of Rust.
Dec 02 22:57:20.580 INFO [stderr] Installed version is: 1.30.1 (2018-11-07). Minimum required: 1.31.0-nightly (2018-10-05).
Dec 02 22:57:20.580 INFO [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13
Dec 02 22:57:20.580 INFO [stderr] stack backtrace:
Dec 02 22:57:20.580 INFO [stderr]    0:     0x55e366ec053e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 22:57:20.580 INFO [stderr]    1:     0x55e366eb1ac6 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/sys_common/backtrace.rs:71
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/sys_common/backtrace.rs:59
Dec 02 22:57:20.580 INFO [stderr]    2:     0x55e366eb040d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:211
Dec 02 22:57:20.580 INFO [stderr]    3:     0x55e366eb0180 - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:227
Dec 02 22:57:20.580 INFO [stderr]    4:     0x55e366eb0a0c - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:477
Dec 02 22:57:20.580 INFO [stderr]    5:     0x55e366e93a1f - std::panicking::begin_panic::hf8a4acab33e8e4f7
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:411
Dec 02 22:57:20.580 INFO [stderr]    6:     0x55e366e91b5a - build_script_build::main::h69ed3a24337c58da
Dec 02 22:57:20.580 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31
Dec 02 22:57:20.580 INFO [stderr]    7:     0x55e366e9430f - std::rt::lang_start::{{closure}}::ha187f2fab08a9688
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 22:57:20.580 INFO [stderr]    8:     0x55e366eb04b2 - std::panicking::try::do_call::h47665672c57b11e4
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/rt.rs:59
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:310
Dec 02 22:57:20.580 INFO [stderr]    9:     0x55e366ed1469 - __rust_maybe_catch_panic
Dec 02 22:57:20.580 INFO [stderr]                                at libpanic_unwind/lib.rs:103
Dec 02 22:57:20.580 INFO [stderr]   10:     0x55e366ebb535 - std::rt::lang_start_internal::had9505969b8e20a2
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panicking.rs:289
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/panic.rs:392
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/rt.rs:58
Dec 02 22:57:20.580 INFO [stderr]   11:     0x55e366e942e7 - std::rt::lang_start::h2ae0c80efca7e9b6
Dec 02 22:57:20.580 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 22:57:20.580 INFO [stderr]   12:     0x55e366e92a09 - main
Dec 02 22:57:20.580 INFO [stderr]   13:     0x7f3a633ec82f - __libc_start_main
Dec 02 22:57:20.580 INFO [stderr]   14:     0x55e366e91448 - _start
Dec 02 22:57:20.580 INFO [stderr]   15:                0x0 - <unknown>
Dec 02 22:57:20.580 INFO [stderr] 
Dec 02 22:57:20.580 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 22:57:24.319 INFO [stderr] error: build failed
Dec 02 22:57:24.321 INFO [stderr] su: No module specific data is present
Dec 02 22:57:24.671 INFO running `"docker" "inspect" "0377f12ddd1d438c24b2a4a961d8dea5d3ccfd4e1d41c29fe9608a9e5146ab48"`
Dec 02 22:57:24.912 INFO running `"docker" "rm" "-f" "0377f12ddd1d438c24b2a4a961d8dea5d3ccfd4e1d41c29fe9608a9e5146ab48"`
Dec 02 22:57:25.174 INFO [stdout] 0377f12ddd1d438c24b2a4a961d8dea5d3ccfd4e1d41c29fe9608a9e5146ab48