[INFO] updating cached repository zipkr/chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/zipkr/chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/zipkr/chat" "work/ex/beta-1.37-6/sources/1.36.0/gh/zipkr/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/zipkr/chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zipkr/chat" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zipkr/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zipkr/chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 249a55baabb80c287dbe99ec0c351ec0197e1761 [INFO] sha for GitHub repo zipkr/chat: 249a55baabb80c287dbe99ec0c351ec0197e1761 [INFO] validating manifest of zipkr/chat on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zipkr/chat on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing zipkr/chat [INFO] finished frobbing zipkr/chat [INFO] frobbed toml for zipkr/chat written to work/ex/beta-1.37-6/sources/1.36.0/gh/zipkr/chat/Cargo.toml [INFO] started frobbing zipkr/chat [INFO] finished frobbing zipkr/chat [INFO] frobbed toml for zipkr/chat written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zipkr/chat/Cargo.toml [INFO] crate zipkr/chat already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing zipkr/chat against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zipkr/chat:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 25f9d07f3b1b227120f969598718860f24094a1dc207d35b73750d1e4eb3371b [INFO] running `"docker" "start" "-a" "25f9d07f3b1b227120f969598718860f24094a1dc207d35b73750d1e4eb3371b"` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling arrayvec v0.4.9 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling cc v1.0.27 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling string v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.13 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling rocket_codegen v0.4.0 [INFO] [stderr] Compiling rocket v0.4.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-120635900c00e2f4/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.37.0-beta.6 (2019-07-22). Minimum required: 1.31.0-nightly (2018-10-05). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560f7f14deeb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x560f7f14deeb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x560f7f14deeb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x560f7f14deeb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x560f7f14deeb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x560f7f14dbc7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x560f7f14e5b0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x560f7f1225c4 - std::panicking::begin_panic::h6b4ec4b1fe33a8b6 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x560f7f1206cb - build_script_build::main::h8d6720b6eead1444 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 9: 0x560f7f1219d0 - std::rt::lang_start::{{closure}}::h37bd7e175e50e4b9 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x560f7f14e003 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x560f7f14e003 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x560f7f1542ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x560f7f14eabd - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x560f7f14eabd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x560f7f14eabd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x560f7f1219a9 - std::rt::lang_start::ha73513dd18192d59 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x560f7f12148a - main [INFO] [stderr] 18: 0x7ff1370fd2e1 - __libc_start_main [INFO] [stderr] 19: 0x560f7f12000a - _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" "25f9d07f3b1b227120f969598718860f24094a1dc207d35b73750d1e4eb3371b"` [INFO] running `"docker" "rm" "-f" "25f9d07f3b1b227120f969598718860f24094a1dc207d35b73750d1e4eb3371b"` [INFO] [stdout] 25f9d07f3b1b227120f969598718860f24094a1dc207d35b73750d1e4eb3371b