[INFO] fetching crate peroxide 0.11.7... [INFO] extracting crate peroxide 0.11.7 into work/ex/beta-1.37-6/sources/1.36.0/reg/peroxide/0.11.7 [INFO] extracting crate peroxide 0.11.7 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/peroxide/0.11.7 [INFO] validating manifest of peroxide-0.11.7 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 peroxide-0.11.7 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 peroxide-0.11.7 [INFO] finished frobbing peroxide-0.11.7 [INFO] frobbed toml for peroxide-0.11.7 written to work/ex/beta-1.37-6/sources/1.36.0/reg/peroxide/0.11.7/Cargo.toml [INFO] started frobbing peroxide-0.11.7 [INFO] finished frobbing peroxide-0.11.7 [INFO] frobbed toml for peroxide-0.11.7 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/peroxide/0.11.7/Cargo.toml [INFO] crate peroxide-0.11.7 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 peroxide-0.11.7 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/peroxide/0.11.7:/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] 747cb9468a566582cd47541860bf4181a0b733b5dbb83253b286e12db8a0b255 [INFO] running `"docker" "start" "-a" "747cb9468a566582cd47541860bf4181a0b733b5dbb83253b286e12db8a0b255"` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling iter-read v0.2.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling special v0.8.1 [INFO] [stderr] Compiling regex-automata v0.1.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling pyo3 v0.7.0 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.7.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pyo3-bda33291db4e6a19/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: pyo3 requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.37.0-beta.6 (2019-07-22). Minimum required: 1.34.0-nightly (2019-02-06). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55633872ee2b - 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: 0x55633872ee2b - 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: 0x55633872ee2b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55633872ee2b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55633872ee2b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55633872eb07 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55633872f540 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5563386dfd08 - std::panicking::begin_panic::h923c54ab90d595ca [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x5563384db2ba - build_script_build::check_rustc_version::h6b81d17bee9193bf [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633 [INFO] [stderr] 9: 0x5563384db9b7 - build_script_build::main::h9b55094b4ec937fa [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:657 [INFO] [stderr] 10: 0x5563384e4772 - std::rt::lang_start::{{closure}}::h13c6d76adc88e116 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55633872ef43 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x55633872ef43 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x5563387357da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x55633872fa4d - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x55633872fa4d - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x55633872fa4d - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x5563384e4739 - std::rt::lang_start::hf333521d6544f2f9 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x5563384dd87a - main [INFO] [stderr] 19: 0x7fce645362e1 - __libc_start_main [INFO] [stderr] 20: 0x5563384d26fa - _start [INFO] [stderr] 21: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "747cb9468a566582cd47541860bf4181a0b733b5dbb83253b286e12db8a0b255"` [INFO] running `"docker" "rm" "-f" "747cb9468a566582cd47541860bf4181a0b733b5dbb83253b286e12db8a0b255"` [INFO] [stdout] 747cb9468a566582cd47541860bf4181a0b733b5dbb83253b286e12db8a0b255