[INFO] updating cached repository https://github.com/nikhilmitrax/python-oxidation [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9b6ef0ddd07e2d18d10b7bde3ea8357ab72ac431 [INFO] testing nikhilmitrax/python-oxidation against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilmitrax%2Fpython-oxidation" "work/builds/worker-0/source"` [INFO] [stderr] Cloning into 'work/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nikhilmitrax/python-oxidation on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nikhilmitrax/python-oxidation [INFO] finished tweaking git repo https://github.com/nikhilmitrax/python-oxidation [INFO] tweaked toml for git repo https://github.com/nikhilmitrax/python-oxidation written to work/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/nikhilmitrax/python-oxidation already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] c616cdab5b220c20dd0656aca23195ad53f73b1e2f4469e0376e986acb35d284 [INFO] running `"docker" "start" "-a" "c616cdab5b220c20dd0656aca23195ad53f73b1e2f4469e0376e986acb35d284"` [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.4.1 [INFO] [stderr] Compiling mashup-impl v0.1.9 [INFO] [stderr] Compiling mashup v0.1.9 [INFO] [stderr] Compiling pyo3 v0.6.0-alpha.2 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.6.0-alpha.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-3f6b93d973cb14ad/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 (2019-09-23). Minimum required: 1.32.0-nightly (2018-11-02). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.6.0-alpha.2/build.rs:529:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55fbef58336b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55fbef58336b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55fbef58336b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55fbef58336b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55fbef58336b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55fbef583046 - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55fbef583a7d - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55fbef534795 - std::panicking::begin_panic::he4efd582e5f29768 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55fbef3707ae - build_script_build::check_rustc_version::hd86ca18340764edd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.6.0-alpha.2/build.rs:529 [INFO] [stderr] 9: 0x55fbef370e8c - build_script_build::main::hffc565c5c5b08441 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.6.0-alpha.2/build.rs:553 [INFO] [stderr] 10: 0x55fbef38d7c0 - std::rt::lang_start::{{closure}}::hcf41b7b51214ccef [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55fbef583483 - std::rt::lang_start_internal::{{closure}}::h4e93c1949c7a1955 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x55fbef583483 - std::panicking::try::do_call::h9440ccd4dc467eaa [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x55fbef589dda - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 14: 0x55fbef583f8d - std::panicking::try::hc046e7ee42ee744f [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x55fbef583f8d - std::panic::catch_unwind::h27dfc457c200aee0 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x55fbef583f8d - std::rt::lang_start_internal::hea1b49a567afe309 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x55fbef38d799 - std::rt::lang_start::hd488aaada8fdb751 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55fbef3720ea - main [INFO] [stderr] 19: 0x7f8db46c2b97 - __libc_start_main [INFO] [stderr] 20: 0x55fbef368a6a - _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" "c616cdab5b220c20dd0656aca23195ad53f73b1e2f4469e0376e986acb35d284"` [INFO] running `"docker" "rm" "-f" "c616cdab5b220c20dd0656aca23195ad53f73b1e2f4469e0376e986acb35d284"` [INFO] [stdout] c616cdab5b220c20dd0656aca23195ad53f73b1e2f4469e0376e986acb35d284