[INFO] updating cached repository nocduro/rustref [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nocduro/rustref [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nocduro/rustref" "work/ex/beta-1.38-1/sources/1.37.0/gh/nocduro/rustref"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nocduro/rustref'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nocduro/rustref" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nocduro/rustref"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nocduro/rustref'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d52e30d6716d8b06fbf7e4c9f0551816b00f81d0 [INFO] sha for GitHub repo nocduro/rustref: d52e30d6716d8b06fbf7e4c9f0551816b00f81d0 [INFO] validating manifest of nocduro/rustref on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nocduro/rustref on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nocduro/rustref [INFO] finished frobbing nocduro/rustref [INFO] frobbed toml for nocduro/rustref written to work/ex/beta-1.38-1/sources/1.37.0/gh/nocduro/rustref/Cargo.toml [INFO] started frobbing nocduro/rustref [INFO] finished frobbing nocduro/rustref [INFO] frobbed toml for nocduro/rustref written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nocduro/rustref/Cargo.toml [INFO] crate nocduro/rustref already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing nocduro/rustref against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nocduro/rustref:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] bd9ab48b9362fa532e0e710721f72be2adccc3a6565cca36238f6f9a7c3ba2b2 [INFO] running `"docker" "start" "-a" "bd9ab48b9362fa532e0e710721f72be2adccc3a6565cca36238f6f9a7c3ba2b2"` [INFO] [stderr] Compiling unicode-normalization v0.1.6 [INFO] [stderr] Compiling unidecode v0.3.0 [INFO] [stderr] Compiling serde v1.0.45 [INFO] [stderr] Compiling pear v0.0.16 [INFO] [stderr] Compiling isatty v0.1.7 [INFO] [stderr] Compiling syntex_fmt_macros v0.5.0 [INFO] [stderr] Compiling pear_codegen v0.0.16 [INFO] [stderr] Compiling rocket v0.3.10 [INFO] [stderr] Compiling rocket_codegen v0.3.10 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling num-integer v0.1.36 [INFO] [stderr] error: failed to run custom build command for `rocket v0.3.10` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket-a738faaf9cb5fb4f/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.37.0 (2019-08-13). Minimum required: 1.27.0-nightly (2018-04-26). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.10/build.rs:38:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bb3cdebe0b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55bb3cdebe0b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55bb3cdebe0b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55bb3cdebe0b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55bb3cdebe0b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55bb3cdebae7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55bb3cdec4d0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55bb3cdc1274 - std::panicking::begin_panic::hf657bfb9c30dcef5 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55bb3cdbf377 - build_script_build::main::hefe0e93fb1a79e07 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.10/build.rs:38 [INFO] [stderr] 9: 0x55bb3cdc0680 - std::rt::lang_start::{{closure}}::hb8e4be24dfa40a88 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x55bb3cdebf23 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x55bb3cdebf23 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x55bb3cdf21da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x55bb3cdec9dd - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x55bb3cdec9dd - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x55bb3cdec9dd - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55bb3cdc0659 - std::rt::lang_start::h3caed2869069aaf7 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55bb3cdc013a - main [INFO] [stderr] 18: 0x7f2b3c2fa2e1 - __libc_start_main [INFO] [stderr] 19: 0x55bb3cdbea8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "bd9ab48b9362fa532e0e710721f72be2adccc3a6565cca36238f6f9a7c3ba2b2"` [INFO] running `"docker" "rm" "-f" "bd9ab48b9362fa532e0e710721f72be2adccc3a6565cca36238f6f9a7c3ba2b2"` [INFO] [stdout] bd9ab48b9362fa532e0e710721f72be2adccc3a6565cca36238f6f9a7c3ba2b2