[INFO] updating cached repository https://github.com/Lemures/grpc_example [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] f48bd606f27bbbf17b89f6cc0e16828d76982573 [INFO] checking Lemures/grpc_example against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemures%2Fgrpc_example" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lemures/grpc_example on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494 [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Lemures/grpc_example [INFO] finished tweaking git repo https://github.com/Lemures/grpc_example [INFO] tweaked toml for git repo https://github.com/Lemures/grpc_example written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Lemures/grpc_example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] fb870cb4c0d85c0cba8c49c13795244589438fb5e092cb0a21c13f0057f9e6d4 [INFO] running `"docker" "start" "-a" "fb870cb4c0d85c0cba8c49c13795244589438fb5e092cb0a21c13f0057f9e6d4"` [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking tls-api v0.1.14 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Checking tls-api-stub v0.1.14 [INFO] [stderr] Compiling protoc v1.4.3 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.13 [INFO] [stderr] Compiling protobuf v1.4.3 [INFO] [stderr] Checking tokio-io v0.1.5 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Checking tokio-core v0.1.12 [INFO] [stderr] Checking tokio-tls-api v0.1.14 [INFO] [stderr] Checking httpbis v0.4.1 [INFO] [stderr] Checking grpc v0.2.1 [INFO] [stderr] Compiling grpc-compiler v0.2.1 [INFO] [stderr] Compiling protoc-rust v1.4.3 [INFO] [stderr] Compiling protoc-rust-grpc v0.2.1 [INFO] [stderr] Compiling grpc_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `grpc_example v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/grpc_example-6256c6eae223c8b8/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to generate Rust src: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:4:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b556351664 - backtrace::backtrace::libunwind::trace::h80055c9fc04ee02a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55b556351664 - backtrace::backtrace::trace_unsynchronized::hdc3325d56f0c3cf3 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b556351664 - std::sys_common::backtrace::_print_fmt::hf6698baf6d0d6f95 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55b556351664 - ::fmt::hde7eb8c3d6c49873 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55b55637380c - core::fmt::write::h5d76b6b7b1847936 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x55b55634ea27 - std::io::Write::write_fmt::h77ba5ebe1eee52ad [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55b556353cb5 - std::sys_common::backtrace::_print::hf8a47a8d351e0fbd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55b556353cb5 - std::sys_common::backtrace::print::h71ada4f56fb6e22c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55b556353cb5 - std::panicking::default_hook::{{closure}}::h6a3ba1f4739dcd04 [INFO] [stderr] at src/libstd/panicking.rs:195 [INFO] [stderr] 9: 0x55b5563539a1 - std::panicking::default_hook::he979893a7228a5c0 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 10: 0x55b55635426a - std::panicking::rust_panic_with_hook::h697f90879213769b [INFO] [stderr] at src/libstd/panicking.rs:463 [INFO] [stderr] 11: 0x55b556353e50 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:371 [INFO] [stderr] 12: 0x55b556371821 - core::panicking::panic_fmt::h0b34db59a32ffb79 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55b556371643 - core::option::expect_none_failed::hdc3fe95c2358cbf1 [INFO] [stderr] at src/libcore/option.rs:1198 [INFO] [stderr] 14: 0x55b55609e4c2 - core::result::Result::expect::h8afa6dd65f71f839 [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libcore/result.rs:990 [INFO] [stderr] 15: 0x55b55609e584 - build_script_build::main::h7029dce33e5ee706 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x55b55609e7d0 - std::rt::lang_start::{{closure}}::h52f28e0858c1dd05 [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55b556353d83 - std::rt::lang_start_internal::{{closure}}::h7ff682ecef2392c4 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55b556353d83 - std::panicking::try::do_call::h6e874d12a78bb537 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 19: 0x55b55635b17a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:79 [INFO] [stderr] 20: 0x55b556354710 - std::panicking::try::h21e662efa77e70e9 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] 21: 0x55b556354710 - std::panic::catch_unwind::hcf22a1acd4d4cf4f [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55b556354710 - std::rt::lang_start_internal::hf0c209ee2831e2b5 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55b55609e7a9 - std::rt::lang_start::hf722728a5b1d0392 [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55b55609e5ba - main [INFO] [stderr] 25: 0x7f863ce8eb97 - __libc_start_main [INFO] [stderr] 26: 0x55b55609e2da - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "fb870cb4c0d85c0cba8c49c13795244589438fb5e092cb0a21c13f0057f9e6d4"` [INFO] running `"docker" "rm" "-f" "fb870cb4c0d85c0cba8c49c13795244589438fb5e092cb0a21c13f0057f9e6d4"` [INFO] [stdout] fb870cb4c0d85c0cba8c49c13795244589438fb5e092cb0a21c13f0057f9e6d4