[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 try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880 [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 13f916f63bc6575d5ff1f989237dfabe88981368 [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] 1d4f7e940d7aac23687928e81cd6f8ac0f46a556a98405f6349efe6e5b2978ca [INFO] running `"docker" "start" "-a" "1d4f7e940d7aac23687928e81cd6f8ac0f46a556a98405f6349efe6e5b2978ca"` [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling protoc v2.8.1 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Checking bytes v0.4.12 [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 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-88726824b2e61d78/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: 0x5574d22fd5f4 - backtrace::backtrace::libunwind::trace::he109529ff1dc76f7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5574d22fd5f4 - backtrace::backtrace::trace_unsynchronized::hef5630b5b89e7da6 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5574d22fd5f4 - std::sys_common::backtrace::_print_fmt::hb6aa27cc6435f7ee [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5574d22fd5f4 - ::fmt::hc8ed84d3f9251ec9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5574d2322fac - core::fmt::write::ha7289210e62113c3 [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x5574d22faa77 - std::io::Write::write_fmt::ha5b699d062564d98 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5574d22fffe5 - std::sys_common::backtrace::_print::h93033be5ea486fe6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5574d22fffe5 - std::sys_common::backtrace::print::hc1f88a8d0e001fdd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5574d22fffe5 - std::panicking::default_hook::{{closure}}::h1628a29c2888e142 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x5574d22ffd32 - std::panicking::default_hook::hd5ebb6361821db24 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x5574d23005a2 - std::panicking::rust_panic_with_hook::h158379e90d65e844 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x5574d230018b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x5574d2321001 - core::panicking::panic_fmt::h9118a90e476a64ec [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5574d2320e23 - core::option::expect_none_failed::h16abaeeee5bb58a1 [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x5574d204ddcf - core::result::Result::expect::hb5262f5f245b8a91 [INFO] [stderr] at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libcore/result.rs:961 [INFO] [stderr] 15: 0x5574d204e085 - build_script_build::main::hbf7f93d16a82d189 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x5574d204defb - std::rt::lang_start::{{closure}}::h20d9cf360b50ac5a [INFO] [stderr] at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5574d23000b3 - std::rt::lang_start_internal::{{closure}}::h6e93e18fa04e1c8a [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5574d23000b3 - std::panicking::try::do_call::hf5c508d3f7fd6e80 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x5574d2307e17 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x5574d2300acb - std::panicking::try::ha6921e66e2ad49ba [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x5574d2300acb - std::panic::catch_unwind::h5765f97350df40be [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5574d2300acb - std::rt::lang_start_internal::ha5adbbeb42eba794 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x5574d204ded7 - std::rt::lang_start::h0b625b984aa93111 [INFO] [stderr] at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x5574d204e0ba - main [INFO] [stderr] 25: 0x7f0ba1166b97 - __libc_start_main [INFO] [stderr] 26: 0x5574d204db0a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "1d4f7e940d7aac23687928e81cd6f8ac0f46a556a98405f6349efe6e5b2978ca"` [INFO] running `"docker" "rm" "-f" "1d4f7e940d7aac23687928e81cd6f8ac0f46a556a98405f6349efe6e5b2978ca"` [INFO] [stdout] 1d4f7e940d7aac23687928e81cd6f8ac0f46a556a98405f6349efe6e5b2978ca