[INFO] updating cached repository https://github.com/k-nasa/memo_command [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 4c9d451a9354e3865ff27d0abfee0d50b0485ff6 [INFO] checking k-nasa/memo_command against beta-2019-10-27 for pr-65897 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-nasa%2Fmemo_command" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/k-nasa/memo_command on toolchain beta-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/k-nasa/memo_command [INFO] finished tweaking git repo https://github.com/k-nasa/memo_command [INFO] tweaked toml for git repo https://github.com/k-nasa/memo_command written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/k-nasa/memo_command already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ab7c244d023c2ba68ebbcbc3dc2c8f94e075810ad843d5ea7ba647999c6c1de0 [INFO] running `"docker" "start" "-a" "ab7c244d023c2ba68ebbcbc3dc2c8f94e075810ad843d5ea7ba647999c6c1de0"` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking safemem v0.3.2 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Checking new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking string_cache_shared v0.3.0 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Compiling indexmap v1.2.0 [INFO] [stderr] Checking sequence_trie v0.3.6 [INFO] [stderr] Compiling pulldown-cmark v0.5.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking is-match v0.1.0 [INFO] [stderr] Checking strum v0.15.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking open v1.3.2 [INFO] [stderr] Checking shlex v0.1.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking termion v1.5.3 [INFO] [stderr] Checking tendril v0.4.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking backtrace v0.3.38 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-9775e78ab28cd3eb/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: 1.39.0-beta.7 (2019-10-26). Minimum required: 1.31.0-nightly (2018-10-05). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55eae781dc74 - backtrace::backtrace::libunwind::trace::h14dfaa7b4b7da907 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55eae781dc74 - backtrace::backtrace::trace_unsynchronized::hdb0fcb36bd91e7b1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55eae781dc74 - std::sys_common::backtrace::_print_fmt::hcf7905a3a69ef6ef [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55eae781dc74 - ::fmt::h1d652799221364ff [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55eae783bbec - core::fmt::write::h123c1219d03dc2b2 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55eae781b4c7 - std::io::Write::write_fmt::h1dd67bc0a861a8a1 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55eae781fff5 - std::sys_common::backtrace::_print::h906393f990c77027 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55eae781fff5 - std::sys_common::backtrace::print::h5760dd4bb9d97089 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55eae781fff5 - std::panicking::default_hook::{{closure}}::h9c8250816dd18f0a [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55eae781fce6 - std::panicking::default_hook::h3e97ab45acb236f1 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55eae7820645 - std::panicking::rust_panic_with_hook::hfd8c6048abefa5d1 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55eae77f448f - std::panicking::begin_panic::h13b1a86c65078d07 [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/panicking.rs:407 [INFO] [stderr] 12: 0x55eae77f22ca - build_script_build::main::hdd9328f0057bfec6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 13: 0x55eae77f39d0 - std::rt::lang_start::{{closure}}::h4fffa4ba09059b83 [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55eae78200c3 - std::rt::lang_start_internal::{{closure}}::hafe4631cc0633d40 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55eae78200c3 - std::panicking::try::do_call::h717827b47231de13 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 16: 0x55eae782635a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55eae7820b3d - std::panicking::try::h389045103d38e408 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 18: 0x55eae7820b3d - std::panic::catch_unwind::hcca2ee11418f038b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55eae7820b3d - std::rt::lang_start_internal::hc0e13ab06870c4ba [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55eae77f39a9 - std::rt::lang_start::heae198b52507f75e [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55eae77f30aa - main [INFO] [stderr] 22: 0x7f1098f54b97 - __libc_start_main [INFO] [stderr] 23: 0x55eae77f1c1a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ab7c244d023c2ba68ebbcbc3dc2c8f94e075810ad843d5ea7ba647999c6c1de0"` [INFO] running `"docker" "rm" "-f" "ab7c244d023c2ba68ebbcbc3dc2c8f94e075810ad843d5ea7ba647999c6c1de0"` [INFO] [stdout] ab7c244d023c2ba68ebbcbc3dc2c8f94e075810ad843d5ea7ba647999c6c1de0