[INFO] updating cached repository https://github.com/dustmop/rust-protobuf-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] 4256c4806a3e120568a41af8d3ef16090c73aefc [INFO] checking dustmop/rust-protobuf-example against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustmop%2Frust-protobuf-example" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dustmop/rust-protobuf-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/dustmop/rust-protobuf-example [INFO] finished tweaking git repo https://github.com/dustmop/rust-protobuf-example [INFO] tweaked toml for git repo https://github.com/dustmop/rust-protobuf-example written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/dustmop/rust-protobuf-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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1414c079683b1a7bfb75327a70c3b9430ef5224aa9ff684bc364970916e91faa [INFO] running `"docker" "start" "-a" "1414c079683b1a7bfb75327a70c3b9430ef5224aa9ff684bc364970916e91faa"` [INFO] [stderr] Compiling protobuf v2.2.0 [INFO] [stderr] Compiling protoc v2.2.0 [INFO] [stderr] Compiling protobuf-codegen v2.2.0 [INFO] [stderr] Compiling protoc-rust v2.2.0 [INFO] [stderr] Compiling protobuf-example v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `protobuf-example v0.0.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/protobuf-example-9c6c1acb2e1990fa/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:8:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557e28aca724 - 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: 0x557e28aca724 - 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: 0x557e28aca724 - std::sys_common::backtrace::_print_fmt::hf6698baf6d0d6f95 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x557e28aca724 - ::fmt::hde7eb8c3d6c49873 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x557e28aed5fc - core::fmt::write::h5d76b6b7b1847936 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x557e28ac7a67 - std::io::Write::write_fmt::h77ba5ebe1eee52ad [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x557e28accd75 - std::sys_common::backtrace::_print::hf8a47a8d351e0fbd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x557e28accd75 - std::sys_common::backtrace::print::h71ada4f56fb6e22c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x557e28accd75 - std::panicking::default_hook::{{closure}}::h6a3ba1f4739dcd04 [INFO] [stderr] at src/libstd/panicking.rs:195 [INFO] [stderr] 9: 0x557e28acca61 - std::panicking::default_hook::he979893a7228a5c0 [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 10: 0x557e28acd32a - std::panicking::rust_panic_with_hook::h697f90879213769b [INFO] [stderr] at src/libstd/panicking.rs:463 [INFO] [stderr] 11: 0x557e28accf10 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:371 [INFO] [stderr] 12: 0x557e28aeb611 - core::panicking::panic_fmt::h0b34db59a32ffb79 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x557e28aeb433 - core::option::expect_none_failed::hdc3fe95c2358cbf1 [INFO] [stderr] at src/libcore/option.rs:1198 [INFO] [stderr] 14: 0x557e28836ae2 - core::result::Result::expect::h53557ab1c61e425d [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libcore/result.rs:990 [INFO] [stderr] 15: 0x557e2883718a - build_script_build::main::hf8ee2422f88b3ff1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8 [INFO] [stderr] 16: 0x557e28837010 - std::rt::lang_start::{{closure}}::h9698ab67ca2ce3fd [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x557e28acce43 - std::rt::lang_start_internal::{{closure}}::h7ff682ecef2392c4 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x557e28acce43 - std::panicking::try::do_call::h6e874d12a78bb537 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 19: 0x557e28ad423a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:79 [INFO] [stderr] 20: 0x557e28acd7d0 - std::panicking::try::h21e662efa77e70e9 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] 21: 0x557e28acd7d0 - std::panic::catch_unwind::hcf22a1acd4d4cf4f [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x557e28acd7d0 - std::rt::lang_start_internal::hf0c209ee2831e2b5 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x557e28836fe9 - std::rt::lang_start::h2cc460a1ed02aa29 [INFO] [stderr] at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x557e2883726a - main [INFO] [stderr] 25: 0x7fc0f3f7fb97 - __libc_start_main [INFO] [stderr] 26: 0x557e2883685a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "1414c079683b1a7bfb75327a70c3b9430ef5224aa9ff684bc364970916e91faa"` [INFO] running `"docker" "rm" "-f" "1414c079683b1a7bfb75327a70c3b9430ef5224aa9ff684bc364970916e91faa"` [INFO] [stdout] 1414c079683b1a7bfb75327a70c3b9430ef5224aa9ff684bc364970916e91faa