[INFO] crate pear 0.1.2 is already in cache [INFO] extracting crate pear 0.1.2 into work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/pear/0.1.2 [INFO] extracting crate pear 0.1.2 into work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/pear/0.1.2 [INFO] validating manifest of pear-0.1.2 on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of pear-0.1.2 on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing pear-0.1.2 [INFO] finished frobbing pear-0.1.2 [INFO] frobbed toml for pear-0.1.2 written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/pear/0.1.2/Cargo.toml [INFO] started frobbing pear-0.1.2 [INFO] finished frobbing pear-0.1.2 [INFO] frobbed toml for pear-0.1.2 written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/pear/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking pear-0.1.2 against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-5/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/pear/0.1.2:/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=forbid" "-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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c27c941816d6f19e24eba3e279c205b1a4d449b029c73b831e710de85e1827cc [INFO] running `"docker" "start" "-a" "c27c941816d6f19e24eba3e279c205b1a4d449b029c73b831e710de85e1827cc"` [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-5856b9c78432c305/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: 1.32.0-beta.13 (2019-01-10). 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: 0x55594eb6b853 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hdb60f93a85b0b0e7 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 [INFO] [stderr] 1: 0x55594eb661e8 - std::sys_common::backtrace::_print::hf7713386b49cf0af [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55594eb6a912 - std::panicking::default_hook::{{closure}}::h6fcf48d501a77296 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 3: 0x55594eb6a67d - std::panicking::default_hook::ha85eabba1e0dc735 [INFO] [stderr] at src/libstd/panicking.rs:227 [INFO] [stderr] 4: 0x55594eb6af70 - std::panicking::rust_panic_with_hook::h9b1b39bb8e774dde [INFO] [stderr] at src/libstd/panicking.rs:491 [INFO] [stderr] 5: 0x55594eb3e183 - std::panicking::begin_panic::h8bde189df0a5fbdb [INFO] [stderr] at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/panicking.rs:425 [INFO] [stderr] 6: 0x55594eb3c19c - build_script_build::main::h8e91e1bd0d766632 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 7: 0x55594eb3ea0f - std::rt::lang_start::{{closure}}::h816291a324ccc29f [INFO] [stderr] at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/rt.rs:74 [INFO] [stderr] 8: 0x55594eb6a9c2 - std::panicking::try::do_call::h5b955fe44527c181 [INFO] [stderr] at src/libstd/rt.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:310 [INFO] [stderr] 9: 0x55594eb7c759 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:102 [INFO] [stderr] 10: 0x55594eb6b343 - std::rt::lang_start_internal::h6d49c85eec345026 [INFO] [stderr] at src/libstd/panicking.rs:289 [INFO] [stderr] at src/libstd/panic.rs:398 [INFO] [stderr] at src/libstd/rt.rs:58 [INFO] [stderr] 11: 0x55594eb3e9e8 - std::rt::lang_start::h4861fb7e9316e017 [INFO] [stderr] at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/rt.rs:74 [INFO] [stderr] 12: 0x55594eb3d059 - main [INFO] [stderr] 13: 0x7fd379fd42e0 - __libc_start_main [INFO] [stderr] 14: 0x55594eb3ba89 - _start [INFO] [stderr] 15: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "c27c941816d6f19e24eba3e279c205b1a4d449b029c73b831e710de85e1827cc"` [INFO] running `"docker" "rm" "-f" "c27c941816d6f19e24eba3e279c205b1a4d449b029c73b831e710de85e1827cc"` [INFO] [stdout] c27c941816d6f19e24eba3e279c205b1a4d449b029c73b831e710de85e1827cc