[INFO] crate peroxide 0.11.7 is already in cache [INFO] extracting crate peroxide 0.11.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/peroxide/0.11.7 [INFO] extracting crate peroxide 0.11.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/peroxide/0.11.7 [INFO] validating manifest of peroxide-0.11.7 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 peroxide-0.11.7 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 peroxide-0.11.7 [INFO] finished frobbing peroxide-0.11.7 [INFO] frobbed toml for peroxide-0.11.7 written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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] testing peroxide-0.11.7 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] a8f70f11a6a8abc0247e808372854977e80a3073672a35d8d598c52ef5a0b73b [INFO] running `"docker" "start" "-a" "a8f70f11a6a8abc0247e808372854977e80a3073672a35d8d598c52ef5a0b73b"` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling iter-read v0.2.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling memchr v2.2.1 [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 regex-syntax v0.6.8 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling bstr v0.2.2 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling serde-pickle v0.5.0 [INFO] [stderr] Compiling pyo3 v0.7.0 [INFO] [stderr] Compiling pyo3-derive-backend 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/pyo3-36360f62a6318e80/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: 1.38.0-beta.1 (2019-08-13). 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: 0x55620983909b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55620983909b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55620983909b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55620983909b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55620983909b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x556209838d76 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5562098397ad - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5562097e7d25 - std::panicking::begin_panic::h41a8fd49ce689aeb [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x5562095ed34e - build_script_build::check_rustc_version::h5454d98886e896fe [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633 [INFO] [stderr] 9: 0x5562095eda67 - build_script_build::main::h7c8f6070ee569e65 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:657 [INFO] [stderr] 10: 0x5562095fe655 - std::rt::lang_start::{{closure}}::hbdd415b3a91bec98 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x5562098391b3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x5562098391b3 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x55620983fcaa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 14: 0x556209839cbd - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x556209839cbd - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x556209839cbd - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x5562095fe629 - std::rt::lang_start::h9a4547a4d346c6be [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x5562095ef80a - main [INFO] [stderr] 19: 0x7f04e3a742e1 - __libc_start_main [INFO] [stderr] 20: 0x5562095e4c0a - _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" "a8f70f11a6a8abc0247e808372854977e80a3073672a35d8d598c52ef5a0b73b"` [INFO] running `"docker" "rm" "-f" "a8f70f11a6a8abc0247e808372854977e80a3073672a35d8d598c52ef5a0b73b"` [INFO] [stdout] a8f70f11a6a8abc0247e808372854977e80a3073672a35d8d598c52ef5a0b73b