[INFO] updating cached repository gavrie/trial_division [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/gavrie/trial_division [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/gavrie/trial_division" "work/ex/beta-1.38-1/sources/1.37.0/gh/gavrie/trial_division"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gavrie/trial_division'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/gavrie/trial_division" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavrie/trial_division"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavrie/trial_division'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] aae10577dfdee5565a84dbd4a8f7ca241baaeb00 [INFO] sha for GitHub repo gavrie/trial_division: aae10577dfdee5565a84dbd4a8f7ca241baaeb00 [INFO] validating manifest of gavrie/trial_division 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 gavrie/trial_division 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 gavrie/trial_division [INFO] finished frobbing gavrie/trial_division [INFO] frobbed toml for gavrie/trial_division written to work/ex/beta-1.38-1/sources/1.37.0/gh/gavrie/trial_division/Cargo.toml [INFO] started frobbing gavrie/trial_division [INFO] finished frobbing gavrie/trial_division [INFO] frobbed toml for gavrie/trial_division written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavrie/trial_division/Cargo.toml [INFO] crate gavrie/trial_division 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 gavrie/trial_division 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gavrie/trial_division:/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] 82e6560eaa61b46630d98964b659408ca6f8ec31bd62c603d4c764407f698465 [INFO] running `"docker" "start" "-a" "82e6560eaa61b46630d98964b659408ca6f8ec31bd62c603d4c764407f698465"` [INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.2 [INFO] [stderr] Compiling pyo3 v0.7.0 [INFO] [stderr] Compiling proc-macro-hack v0.4.2 [INFO] [stderr] Compiling mashup-impl v0.1.9 [INFO] [stderr] Compiling mashup v0.1.9 [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/pyo3-12c6e76478f13822/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 (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: 0x563c25a403bb - 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: 0x563c25a403bb - 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: 0x563c25a403bb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x563c25a403bb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x563c25a403bb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x563c25a40097 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x563c25a40ad0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x563c25a257d8 - std::panicking::begin_panic::h86b5f46755ff35d7 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x563c257ec64a - build_script_build::check_rustc_version::hbc2712ccb922463b [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:633 [INFO] [stderr] 9: 0x563c257ecd47 - build_script_build::main::hc4fb3b8d74423bc8 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.7.0/build.rs:657 [INFO] [stderr] 10: 0x563c257f5b02 - std::rt::lang_start::{{closure}}::h1ba3c79d3581afd8 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x563c25a404d3 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x563c25a404d3 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x563c25a46d6a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x563c25a40fdd - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x563c25a40fdd - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x563c25a40fdd - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x563c257f5ac9 - std::rt::lang_start::ha214e3fa37dee1a1 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x563c257eec0a - main [INFO] [stderr] 19: 0x7f1e11d8e2e1 - __libc_start_main [INFO] [stderr] 20: 0x563c257e3a8a - _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" "82e6560eaa61b46630d98964b659408ca6f8ec31bd62c603d4c764407f698465"` [INFO] running `"docker" "rm" "-f" "82e6560eaa61b46630d98964b659408ca6f8ec31bd62c603d4c764407f698465"` [INFO] [stdout] 82e6560eaa61b46630d98964b659408ca6f8ec31bd62c603d4c764407f698465