[INFO] updating cached repository dustmop/rust-protobuf-example [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dustmop/rust-protobuf-example [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dustmop/rust-protobuf-example" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dustmop/rust-protobuf-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dustmop/rust-protobuf-example" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dustmop/rust-protobuf-example'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4256c4806a3e120568a41af8d3ef16090c73aefc [INFO] sha for GitHub repo dustmop/rust-protobuf-example: 4256c4806a3e120568a41af8d3ef16090c73aefc [INFO] validating manifest of dustmop/rust-protobuf-example on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of dustmop/rust-protobuf-example on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing dustmop/rust-protobuf-example [INFO] finished frobbing dustmop/rust-protobuf-example [INFO] frobbed toml for dustmop/rust-protobuf-example written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dustmop/rust-protobuf-example/Cargo.toml [INFO] started frobbing dustmop/rust-protobuf-example [INFO] finished frobbing dustmop/rust-protobuf-example [INFO] frobbed toml for dustmop/rust-protobuf-example written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dustmop/rust-protobuf-example/Cargo.toml [INFO] crate dustmop/rust-protobuf-example already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking dustmop/rust-protobuf-example against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-2/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dustmop/rust-protobuf-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b152607873136901290575f42135f7ba163e7392c6603f46727299678eb783bf [INFO] running `"docker" "start" "-a" "b152607873136901290575f42135f7ba163e7392c6603f46727299678eb783bf"` [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/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `protobuf-example v0.0.1 (/opt/crater/workdir)` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/protobuf-example-9c5fa003179f9569/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" }', src/libcore/result.rs:997:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ee91a77ad3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3ea4e797e65a328d [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55ee91a73b9b - std::sys_common::backtrace::_print::hf58574b7d5a741ab [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55ee91a768f6 - std::panicking::default_hook::{{closure}}::hed8b316a41353ca9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55ee91a76689 - std::panicking::default_hook::h8f4ba314e61c5eff [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55ee91a76f4f - std::panicking::rust_panic_with_hook::hde5d2bfa491b5add [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55ee91a76ad1 - std::panicking::continue_panic_fmt::h928c357471014704 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55ee91a769b5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55ee91a919ac - core::panicking::panic_fmt::h5ab350f3b9a2b236 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55ee91a55ba7 - core::result::unwrap_failed::h670fd93b10bdf5b7 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x55ee917bd559 - core::result::Result::expect::h535b7346433b3f95 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libcore/result.rs:825 [INFO] [stderr] 10: 0x55ee917bd89e - build_script_build::main::h1c04596479124fd7 [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 11: 0x55ee917bd9ff - std::rt::lang_start::{{closure}}::h9fc305396148c35b [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55ee91a769a2 - std::panicking::try::do_call::h4d0b8ab9a9a539b3 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x55ee91a7e889 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x55ee91a7745c - std::rt::lang_start_internal::ha0d6f6b40879f3c3 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x55ee917bd9d8 - std::rt::lang_start::h18d7785bbdc73e19 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x55ee917bd979 - main [INFO] [stderr] 17: 0x7f990cefb2e0 - __libc_start_main [INFO] [stderr] 18: 0x55ee917bd369 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "b152607873136901290575f42135f7ba163e7392c6603f46727299678eb783bf"` [INFO] running `"docker" "rm" "-f" "b152607873136901290575f42135f7ba163e7392c6603f46727299678eb783bf"` [INFO] [stdout] b152607873136901290575f42135f7ba163e7392c6603f46727299678eb783bf