[INFO] updating cached repository Techcable/name-popularity [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Techcable/name-popularity [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Techcable/name-popularity" "work/ex/beta-1.37-6/sources/1.36.0/gh/Techcable/name-popularity"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Techcable/name-popularity'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Techcable/name-popularity" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Techcable/name-popularity"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Techcable/name-popularity'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ef89ca4a52a4a745b92b1db51ba968d56a326c70 [INFO] sha for GitHub repo Techcable/name-popularity: ef89ca4a52a4a745b92b1db51ba968d56a326c70 [INFO] validating manifest of Techcable/name-popularity 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 Techcable/name-popularity 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 Techcable/name-popularity [INFO] finished frobbing Techcable/name-popularity [INFO] frobbed toml for Techcable/name-popularity written to work/ex/beta-1.37-6/sources/1.36.0/gh/Techcable/name-popularity/Cargo.toml [INFO] started frobbing Techcable/name-popularity [INFO] finished frobbing Techcable/name-popularity [INFO] frobbed toml for Techcable/name-popularity written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Techcable/name-popularity/Cargo.toml [INFO] crate Techcable/name-popularity 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 Techcable/name-popularity 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/gh/Techcable/name-popularity:/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] 3be7ac3ad4246e0ea195ee1ce98ba575603d95f5e24a211873d05988191ec7a3 [INFO] running `"docker" "start" "-a" "3be7ac3ad4246e0ea195ee1ce98ba575603d95f5e24a211873d05988191ec7a3"` [INFO] [stderr] Compiling serde v1.0.62 [INFO] [stderr] Compiling pear v0.0.17 [INFO] [stderr] Compiling smallvec v0.6.1 [INFO] [stderr] Compiling isatty v0.1.8 [INFO] [stderr] Compiling pear_codegen v0.0.17 [INFO] [stderr] Compiling rocket v0.3.11 [INFO] [stderr] Compiling rocket_codegen v0.3.11 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling base64 v0.9.1 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `rocket v0.3.11` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket-d80ff5efc68cd3d8/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.37.0-beta.6 (2019-07-22). Minimum required: 1.27.0-nightly (2018-04-26). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.11/build.rs:38:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f65184fe0b - 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: 0x55f65184fe0b - 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: 0x55f65184fe0b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f65184fe0b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f65184fe0b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f65184fae7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f6518504d0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f651825274 - std::panicking::begin_panic::hddaa4178cbf41914 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55f651823377 - build_script_build::main::h209d0a445c6da15e [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.11/build.rs:38 [INFO] [stderr] 9: 0x55f651824680 - std::rt::lang_start::{{closure}}::he992eae27fc9e83f [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x55f65184ff23 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x55f65184ff23 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x55f6518561da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x55f6518509dd - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x55f6518509dd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x55f6518509dd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55f651824659 - std::rt::lang_start::h3ec4da375fd73044 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55f65182413a - main [INFO] [stderr] 18: 0x7f08af9732e1 - __libc_start_main [INFO] [stderr] 19: 0x55f651822a8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.3.11` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket_codegen-b9f324f158c814fe/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.37.0-beta.6 (2019-07-22). Minimum required: 1.27.0-nightly (2018-05-04). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.3.11/build.rs:38:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5564996bddeb - 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: 0x5564996bddeb - 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: 0x5564996bddeb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5564996bddeb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5564996bddeb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5564996bdac7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5564996be4b0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x556499693254 - std::panicking::begin_panic::h64b2b3e93fda1a9f [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x556499691395 - build_script_build::main::hffcac94718b6d03e [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.3.11/build.rs:38 [INFO] [stderr] 9: 0x556499692660 - std::rt::lang_start::{{closure}}::hd7379116d6ae2e54 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x5564996bdf03 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x5564996bdf03 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x5564996c41ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x5564996be9bd - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x5564996be9bd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x5564996be9bd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x556499692639 - std::rt::lang_start::h34dc6a669d5cc17a [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55649969211a - main [INFO] [stderr] 18: 0x7fa1b4ae42e1 - __libc_start_main [INFO] [stderr] 19: 0x556499690a8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.17` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-abd8991214257fb0/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: 1.37.0-beta.6 (2019-07-22). Minimum required: 1.27.0-nightly (2018-04-14). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.17/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b745fafbdb - 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: 0x55b745fafbdb - 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: 0x55b745fafbdb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55b745fafbdb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55b745fafbdb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55b745faf8b7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55b745fb02a0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55b745f85044 - std::panicking::begin_panic::h339ad3d03536a210 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55b745f8314b - build_script_build::main::h6dca3c7458ecab78 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.17/build.rs:31 [INFO] [stderr] 9: 0x55b745f84450 - std::rt::lang_start::{{closure}}::ha4047e533897cb15 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x55b745fafcf3 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x55b745fafcf3 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x55b745fb5faa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x55b745fb07ad - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x55b745fb07ad - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x55b745fb07ad - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55b745f84429 - std::rt::lang_start::hd9207879489e1953 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55b745f83f0a - main [INFO] [stderr] 18: 0x7f7aa85622e1 - __libc_start_main [INFO] [stderr] 19: 0x55b745f82a8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "3be7ac3ad4246e0ea195ee1ce98ba575603d95f5e24a211873d05988191ec7a3"` [INFO] running `"docker" "rm" "-f" "3be7ac3ad4246e0ea195ee1ce98ba575603d95f5e24a211873d05988191ec7a3"` [INFO] [stdout] 3be7ac3ad4246e0ea195ee1ce98ba575603d95f5e24a211873d05988191ec7a3