[INFO] updating cached repository https://github.com/stevethedev/rust-protobuf-chars-bug [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] fe5b613ad1fe43e3020cf89438892aa5a487a3db [INFO] checking stevethedev/rust-protobuf-chars-bug against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Frust-protobuf-chars-bug" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stevethedev/rust-protobuf-chars-bug on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/stevethedev/rust-protobuf-chars-bug [INFO] finished tweaking git repo https://github.com/stevethedev/rust-protobuf-chars-bug [INFO] tweaked toml for git repo https://github.com/stevethedev/rust-protobuf-chars-bug written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/stevethedev/rust-protobuf-chars-bug already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a16726c95c3d314d3a70162cabe2154eadb8276394d4ccf6a320d4e5a1069be7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a16726c95c3d314d3a70162cabe2154eadb8276394d4ccf6a320d4e5a1069be7"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling protoc v2.8.1 [INFO] [stderr] Compiling rand_core v0.5.1 [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 serde_derive v1.0.103 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling protobuf-codegen v2.8.1 [INFO] [stderr] Compiling protoc-rust v2.8.1 [INFO] [stderr] Compiling protobuf-bug v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `protobuf-bug v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/protobuf-bug-e3b4128db9dae71b/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:4:3 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5629dfebf594 - backtrace::backtrace::libunwind::trace::h2f6ff4a33b1e15bd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5629dfebf594 - backtrace::backtrace::trace_unsynchronized::h1c74f218935a964e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5629dfebf594 - std::sys_common::backtrace::_print_fmt::he616a2ffb42d7095 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5629dfebf594 - ::fmt::h3630928d424e5705 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5629dfee4f7c - core::fmt::write::h51cecfc4364da7ce [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x5629dfebc727 - std::io::Write::write_fmt::hc4f750c57e05a637 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5629dfec2065 - std::sys_common::backtrace::_print::hf5f697e6be8faefc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5629dfec2065 - std::sys_common::backtrace::print::h82e92953d052a9e7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5629dfec2065 - std::panicking::default_hook::{{closure}}::hc7dd9b0d16882bee [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x5629dfec1da6 - std::panicking::default_hook::h36e2db9fb0f86871 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x5629dfec2622 - std::panicking::rust_panic_with_hook::h68e7a51e63e4fdd1 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x5629dfec220b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x5629dfee2ea1 - core::panicking::panic_fmt::hdec8bb9799ee149c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5629dfee2cc3 - core::option::expect_none_failed::h21127c685c77a023 [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x5629dfbe151d - core::result::Result::expect::hc5af681ad057e179 [INFO] [stderr] at /rustc/212aa3ea28d91a97d1e1261709c0b6e6790788e6/src/libcore/result.rs:961 [INFO] [stderr] 15: 0x5629dfbe1455 - build_script_build::main::hba4c8c744a8e05a6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x5629dfbe12cb - std::rt::lang_start::{{closure}}::he0a6a63e27630bcc [INFO] [stderr] at /rustc/212aa3ea28d91a97d1e1261709c0b6e6790788e6/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5629dfec2133 - std::rt::lang_start_internal::{{closure}}::h5734d12debc7ef02 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5629dfec2133 - std::panicking::try::do_call::ha59ccfbb0233cd67 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x5629dfec9cd7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x5629dfec2ac9 - std::panicking::try::hb1f8b5942fedc28f [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x5629dfec2ac9 - std::panic::catch_unwind::h3cfbd670c04cfa0a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5629dfec2ac9 - std::rt::lang_start_internal::h86b43da953c7be5a [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x5629dfbe12a7 - std::rt::lang_start::hf4b57a176257dbab [INFO] [stderr] at /rustc/212aa3ea28d91a97d1e1261709c0b6e6790788e6/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x5629dfbe148a - main [INFO] [stderr] 25: 0x7f75bc27cb97 - __libc_start_main [INFO] [stderr] 26: 0x5629dfbe0fea - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "a16726c95c3d314d3a70162cabe2154eadb8276394d4ccf6a320d4e5a1069be7"` [INFO] running `"docker" "rm" "-f" "a16726c95c3d314d3a70162cabe2154eadb8276394d4ccf6a320d4e5a1069be7"` [INFO] [stdout] a16726c95c3d314d3a70162cabe2154eadb8276394d4ccf6a320d4e5a1069be7