Aug 31 23:49:22.574 INFO checking json-api-rocket-0.4.1 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 23:49:22.574 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 23:49:22.574 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 23:49:22.746 INFO blam! 624084c8e7621414a390893980303444bcafba425913686cb61ad5aec46f0645
Aug 31 23:49:22.756 INFO running `"docker" "start" "-a" "624084c8e7621414a390893980303444bcafba425913686cb61ad5aec46f0645"`
Aug 31 23:49:23.686 INFO kablam!    Compiling pear_codegen v0.0.20
Aug 31 23:49:23.688 INFO kablam!     Checking ordermap v0.3.5
Aug 31 23:49:23.773 INFO kablam! error: failed to run custom build command for `pear_codegen v0.0.20`
Aug 31 23:49:23.773 INFO kablam! process didn't exit successfully: `/target/debug/build/pear_codegen-fddbfa37c158379c/build-script-build` (exit code: 101)
Aug 31 23:49:23.773 INFO kablam! --- stderr
Aug 31 23:49:23.773 INFO kablam! Error: Pear requires a more recent version of rustc.
Aug 31 23:49:23.773 INFO kablam! Use `rustup update` or your preferred method to update Rust.
Aug 31 23:49:23.773 INFO kablam! Installed version is: 1.30.0-nightly (2018-08-21). Minimum required: 1.30.0-nightly (2018-08-23).
Aug 31 23:49:23.773 INFO kablam! thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:43:13
Aug 31 23:49:23.773 INFO kablam! stack backtrace:
Aug 31 23:49:23.773 INFO kablam!    0:     0x55d4dbb78b7e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h5b93042d6f15f800
Aug 31 23:49:23.773 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Aug 31 23:49:23.773 INFO kablam!    1:     0x55d4dbb69fe6 - std::sys_common::backtrace::print::h20e4b3ea37b660b2
Aug 31 23:49:23.773 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Aug 31 23:49:23.773 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Aug 31 23:49:23.774 INFO kablam!    2:     0x55d4dbb6895d - std::panicking::default_hook::{{closure}}::h795a478e1aaada94
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panicking.rs:211
Aug 31 23:49:23.774 INFO kablam!    3:     0x55d4dbb686d0 - std::panicking::default_hook::h62c69762e441cd31
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panicking.rs:227
Aug 31 23:49:23.774 INFO kablam!    4:     0x55d4dbb68f1c - std::panicking::rust_panic_with_hook::hb56a094fe82bce4d
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panicking.rs:475
Aug 31 23:49:23.774 INFO kablam!    5:     0x55d4dbb4da5f - std::panicking::begin_panic::hf752b4fa61ba3dd7
Aug 31 23:49:23.774 INFO kablam!                                at /checkout/src/libstd/panicking.rs:409
Aug 31 23:49:23.774 INFO kablam!    6:     0x55d4dbb4c03a - build_script_build::main::h8ff9b9674551c7ad
Aug 31 23:49:23.774 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:43
Aug 31 23:49:23.774 INFO kablam!    7:     0x55d4dbb4e34f - std::rt::lang_start::{{closure}}::hfd591e9645ba916f
Aug 31 23:49:23.774 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 31 23:49:23.774 INFO kablam!    8:     0x55d4dbb68a02 - std::panicking::try::do_call::h344c73344a3fd6f6
Aug 31 23:49:23.774 INFO kablam!                                at libstd/rt.rs:59
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panicking.rs:310
Aug 31 23:49:23.774 INFO kablam!    9:     0x55d4dbb8af89 - __rust_maybe_catch_panic
Aug 31 23:49:23.774 INFO kablam!                                at libpanic_unwind/lib.rs:102
Aug 31 23:49:23.774 INFO kablam!   10:     0x55d4dbb73b55 - std::rt::lang_start_internal::h4ab4abaf01dcd012
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panicking.rs:289
Aug 31 23:49:23.774 INFO kablam!                                at libstd/panic.rs:392
Aug 31 23:49:23.774 INFO kablam!                                at libstd/rt.rs:58
Aug 31 23:49:23.774 INFO kablam!   11:     0x55d4dbb4e327 - std::rt::lang_start::h2fba0936339ba24f
Aug 31 23:49:23.774 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 31 23:49:23.774 INFO kablam!   12:     0x55d4dbb4ca49 - main
Aug 31 23:49:23.774 INFO kablam!   13:     0x7f20f311182f - __libc_start_main
Aug 31 23:49:23.774 INFO kablam!   14:     0x55d4dbb4b458 - _start
Aug 31 23:49:23.774 INFO kablam!   15:                0x0 - <unknown>
Aug 31 23:49:23.774 INFO kablam! 
Aug 31 23:49:23.775 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 23:49:25.620 INFO kablam! error: build failed
Aug 31 23:49:25.622 INFO kablam! su: No module specific data is present
Aug 31 23:49:26.064 INFO running `"docker" "rm" "-f" "624084c8e7621414a390893980303444bcafba425913686cb61ad5aec46f0645"`
Aug 31 23:49:26.160 INFO blam! 624084c8e7621414a390893980303444bcafba425913686cb61ad5aec46f0645