Dec 02 22:57:16.652 INFO testing pear_codegen-0.1.2 against 1.30.1 for beta-1.31-5
Dec 02 22:57:16.652 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 22:57:16.904 INFO [stdout] a12bd2d788900ca143901ccc023efd9d1892326bec67193f7902248835f88e61
Dec 02 22:57:16.906 INFO running `"docker" "start" "-a" "a12bd2d788900ca143901ccc023efd9d1892326bec67193f7902248835f88e61"`
Dec 02 22:57:17.793 INFO [stderr] usermod: no changes
Dec 02 22:57:17.830 INFO [stderr]    Compiling pear_codegen v0.1.2 (/source)
Dec 02 22:57:19.051 INFO [stderr] error: failed to run custom build command for `pear_codegen v0.1.2 (/source)`
Dec 02 22:57:19.051 INFO [stderr] process didn't exit successfully: `/target/debug/build/pear_codegen-f4ee638a9702688a/build-script-build` (exit code: 101)
Dec 02 22:57:19.051 INFO [stderr] --- stderr
Dec 02 22:57:19.051 INFO [stderr] Error: Pear requires a nightly or dev version of Rust.
Dec 02 22:57:19.051 INFO [stderr] Installed version is: 1.30.1 (2018-11-07). Minimum required: 1.31.0-nightly (2018-10-05).
Dec 02 22:57:19.051 INFO [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', build.rs:31:13
Dec 02 22:57:19.051 INFO [stderr] stack backtrace:
Dec 02 22:57:19.051 INFO [stderr]    0:     0x55e6d6b8253e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 22:57:19.051 INFO [stderr]    1:     0x55e6d6b73ac6 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/sys_common/backtrace.rs:71
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/sys_common/backtrace.rs:59
Dec 02 22:57:19.051 INFO [stderr]    2:     0x55e6d6b7240d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:211
Dec 02 22:57:19.051 INFO [stderr]    3:     0x55e6d6b72180 - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:227
Dec 02 22:57:19.051 INFO [stderr]    4:     0x55e6d6b72a0c - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:477
Dec 02 22:57:19.051 INFO [stderr]    5:     0x55e6d6b55a1f - std::panicking::begin_panic::h5d4176e5008f0151
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:411
Dec 02 22:57:19.051 INFO [stderr]    6:     0x55e6d6b53b5a - build_script_build::main::h33d1458cb881c9ff
Dec 02 22:57:19.051 INFO [stderr]                                at /source/build.rs:31
Dec 02 22:57:19.051 INFO [stderr]    7:     0x55e6d6b5630f - std::rt::lang_start::{{closure}}::h48e089724817031c
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 22:57:19.051 INFO [stderr]    8:     0x55e6d6b724b2 - std::panicking::try::do_call::h47665672c57b11e4
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/rt.rs:59
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:310
Dec 02 22:57:19.051 INFO [stderr]    9:     0x55e6d6b93469 - __rust_maybe_catch_panic
Dec 02 22:57:19.051 INFO [stderr]                                at libpanic_unwind/lib.rs:103
Dec 02 22:57:19.051 INFO [stderr]   10:     0x55e6d6b7d535 - std::rt::lang_start_internal::had9505969b8e20a2
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panicking.rs:289
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/panic.rs:392
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/rt.rs:58
Dec 02 22:57:19.051 INFO [stderr]   11:     0x55e6d6b562e7 - std::rt::lang_start::h3e7231188a3ba5f6
Dec 02 22:57:19.051 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 22:57:19.051 INFO [stderr]   12:     0x55e6d6b54a09 - main
Dec 02 22:57:19.051 INFO [stderr]   13:     0x7f6b20b6a82f - __libc_start_main
Dec 02 22:57:19.051 INFO [stderr]   14:     0x55e6d6b53448 - _start
Dec 02 22:57:19.051 INFO [stderr]   15:                0x0 - <unknown>
Dec 02 22:57:19.051 INFO [stderr] 
Dec 02 22:57:19.055 INFO [stderr] su: No module specific data is present
Dec 02 22:57:19.380 INFO running `"docker" "inspect" "a12bd2d788900ca143901ccc023efd9d1892326bec67193f7902248835f88e61"`
Dec 02 22:57:19.684 INFO running `"docker" "rm" "-f" "a12bd2d788900ca143901ccc023efd9d1892326bec67193f7902248835f88e61"`
Dec 02 22:57:19.857 INFO [stdout] a12bd2d788900ca143901ccc023efd9d1892326bec67193f7902248835f88e61