[INFO] updating cached repository https://github.com/tkat0/rust-protobuf-pyo3-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] 706f1141189c82b0276ac3d60209c9c3be9b9196 [INFO] checking tkat0/rust-protobuf-pyo3-example against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkat0%2Frust-protobuf-pyo3-example" "/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/tkat0/rust-protobuf-pyo3-example on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/tkat0/rust-protobuf-pyo3-example [INFO] finished tweaking git repo https://github.com/tkat0/rust-protobuf-pyo3-example [INFO] tweaked toml for git repo https://github.com/tkat0/rust-protobuf-pyo3-example written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/tkat0/rust-protobuf-pyo3-example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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=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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] b04c3cf55c5050bd7a5612edbe4a55d45a2dd7ae228bffa6fd85f27e9d477852 [INFO] running `"docker" "start" "-a" "b04c3cf55c5050bd7a5612edbe4a55d45a2dd7ae228bffa6fd85f27e9d477852"` [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling ryu v1.0.1 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling protoc v2.8.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling protobuf-codegen v2.8.1 [INFO] [stderr] Compiling protoc-rust v2.8.1 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.1 [INFO] [stderr] Compiling rust-protobuf-pyo3-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling proc-macro-hack v0.5.10 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling inventory-impl v0.1.4 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling ctor v0.1.12 [INFO] [stderr] Compiling pyo3cls v0.8.1 [INFO] [stderr] error: failed to run custom build command for `rust-protobuf-pyo3-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/rust-protobuf-pyo3-example-27fca2564b01a764/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=./proto [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to compile proto.: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:24:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557c056f0c94 - backtrace::backtrace::libunwind::trace::h6e17b062984af3e8 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x557c056f0c94 - backtrace::backtrace::trace_unsynchronized::h8e8466cf6548b0a1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557c056f0c94 - std::sys_common::backtrace::_print_fmt::h8b68822dc1659286 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x557c056f0c94 - ::fmt::h88b6471123f77ef0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x557c0571babc - core::fmt::write::h94d2034151aba49c [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x557c056ed8f3 - std::io::Write::write_fmt::h6fc26f6b5b7be1bb [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x557c056f37a5 - std::sys_common::backtrace::_print::hba484280b1d7576c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x557c056f37a5 - std::sys_common::backtrace::print::h57e28f7caf9bd6c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x557c056f37a5 - std::panicking::default_hook::{{closure}}::h32a487ca417fdc4e [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x557c056f34e2 - std::panicking::default_hook::hc39090d3c371f581 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x557c056f3db2 - std::panicking::rust_panic_with_hook::h7e4d6ca2da996f73 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x557c056f399b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x557c05719b61 - core::panicking::panic_fmt::h9f8010bf11fdc73e [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x557c05719983 - core::option::expect_none_failed::h4676a8ccaed9d101 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x557c053e0a2f - core::result::Result::expect::h7a41dfab751e9096 [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x557c053dc4ac - build_script_build::main::hc431f1da30474e19 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:24 [INFO] [stderr] 16: 0x557c053e1d1b - std::rt::lang_start::{{closure}}::hee26e846bfacf08b [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x557c056f41f8 - std::rt::lang_start_internal::{{closure}}::h44f983614a45c0ee [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x557c056f41f8 - std::panicking::try::do_call::hc8977591a8cf0af7 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x557c056f41f8 - std::panicking::try::haa2790657feac5c7 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x557c056f41f8 - std::panic::catch_unwind::hb657324443ad5ddd [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x557c056f41f8 - std::rt::lang_start_internal::h1fc8fe15552816a9 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x557c053e1cf7 - std::rt::lang_start::h14a02759aaef9232 [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x557c053dceca - main [INFO] [stderr] 24: 0x7f2cca160b97 - __libc_start_main [INFO] [stderr] 25: 0x557c053dbb9a - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "b04c3cf55c5050bd7a5612edbe4a55d45a2dd7ae228bffa6fd85f27e9d477852"` [INFO] running `"docker" "rm" "-f" "b04c3cf55c5050bd7a5612edbe4a55d45a2dd7ae228bffa6fd85f27e9d477852"` [INFO] [stdout] b04c3cf55c5050bd7a5612edbe4a55d45a2dd7ae228bffa6fd85f27e9d477852