Dec 02 20:02:37.229 INFO testing rocket_contrib_codegen-0.4.0-rc.1 against 1.30.1 for beta-1.31-5
Dec 02 20:02:37.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 20:02:37.699 INFO [stdout] 1cd25161cb38bdcd089d225324889448378b9ea9106e63f23b151fe2b0201e6b
Dec 02 20:02:37.705 INFO running `"docker" "start" "-a" "1cd25161cb38bdcd089d225324889448378b9ea9106e63f23b151fe2b0201e6b"`
Dec 02 20:02:38.866 INFO [stderr] usermod: no changes
Dec 02 20:02:38.947 INFO [stderr]    Compiling rocket_contrib_codegen v0.4.0-rc.1 (/source)
Dec 02 20:02:38.959 INFO [stderr]    Compiling syn v0.15.22
Dec 02 20:02:40.401 INFO [stderr] error: failed to run custom build command for `rocket_contrib_codegen v0.4.0-rc.1 (/source)`
Dec 02 20:02:40.401 INFO [stderr] process didn't exit successfully: `/target/debug/build/rocket_contrib_codegen-046775716bf18867/build-script-build` (exit code: 101)
Dec 02 20:02:40.401 INFO [stderr] --- stderr
Dec 02 20:02:40.401 INFO [stderr] Error: Rocket requires a nightly or dev version of Rust.
Dec 02 20:02:40.401 INFO [stderr] Installed version is: 1.30.1 (2018-11-07). Minimum required: 1.31.0-nightly (2018-10-05).
Dec 02 20:02:40.401 INFO [stderr] See the getting started guide (https://rocket.rs/v0.4/guide/getting-started/) for more information.
Dec 02 20:02:40.401 INFO [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', build.rs:38:13
Dec 02 20:02:40.401 INFO [stderr] stack backtrace:
Dec 02 20:02:40.401 INFO [stderr]    0:     0x565067fcd76e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h15749a98198ba25f
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 02 20:02:40.401 INFO [stderr]    1:     0x565067fbecf6 - std::sys_common::backtrace::print::h0ba65c811294dbf0
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/sys_common/backtrace.rs:71
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/sys_common/backtrace.rs:59
Dec 02 20:02:40.401 INFO [stderr]    2:     0x565067fbd63d - std::panicking::default_hook::{{closure}}::h42bb31757f0fee64
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:211
Dec 02 20:02:40.401 INFO [stderr]    3:     0x565067fbd3b0 - std::panicking::default_hook::hebc8848d7aa7dbd9
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:227
Dec 02 20:02:40.401 INFO [stderr]    4:     0x565067fbdc3c - std::panicking::rust_panic_with_hook::h86e619a638415243
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:477
Dec 02 20:02:40.401 INFO [stderr]    5:     0x565067fa0c4f - std::panicking::begin_panic::h6340fc8948651e84
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:411
Dec 02 20:02:40.401 INFO [stderr]    6:     0x565067f9ed93 - build_script_build::main::h49c3866d97311dd1
Dec 02 20:02:40.401 INFO [stderr]                                at /source/build.rs:38
Dec 02 20:02:40.401 INFO [stderr]    7:     0x565067fa153f - std::rt::lang_start::{{closure}}::he253f109fa876be8
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 20:02:40.401 INFO [stderr]    8:     0x565067fbd6e2 - std::panicking::try::do_call::h47665672c57b11e4
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/rt.rs:59
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:310
Dec 02 20:02:40.401 INFO [stderr]    9:     0x565067fde699 - __rust_maybe_catch_panic
Dec 02 20:02:40.401 INFO [stderr]                                at libpanic_unwind/lib.rs:103
Dec 02 20:02:40.401 INFO [stderr]   10:     0x565067fc8765 - std::rt::lang_start_internal::had9505969b8e20a2
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panicking.rs:289
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/panic.rs:392
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/rt.rs:58
Dec 02 20:02:40.401 INFO [stderr]   11:     0x565067fa1517 - std::rt::lang_start::hb9925719135967e8
Dec 02 20:02:40.401 INFO [stderr]                                at libstd/rt.rs:74
Dec 02 20:02:40.401 INFO [stderr]   12:     0x565067f9fc39 - main
Dec 02 20:02:40.401 INFO [stderr]   13:     0x7f51fe01982f - __libc_start_main
Dec 02 20:02:40.401 INFO [stderr]   14:     0x565067f9e448 - _start
Dec 02 20:02:40.401 INFO [stderr]   15:                0x0 - <unknown>
Dec 02 20:02:40.401 INFO [stderr] 
Dec 02 20:02:40.401 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 20:03:00.644 INFO [stderr] error: build failed
Dec 02 20:03:00.645 INFO [stderr] su: No module specific data is present
Dec 02 20:03:01.776 INFO running `"docker" "inspect" "1cd25161cb38bdcd089d225324889448378b9ea9106e63f23b151fe2b0201e6b"`
Dec 02 20:03:02.093 INFO running `"docker" "rm" "-f" "1cd25161cb38bdcd089d225324889448378b9ea9106e63f23b151fe2b0201e6b"`
Dec 02 20:03:02.387 INFO [stdout] 1cd25161cb38bdcd089d225324889448378b9ea9106e63f23b151fe2b0201e6b