[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-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/dustmop/rust-protobuf-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dustmop/rust-protobuf-example" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/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#efe2f32a6b8217425f361ec7c206910c611c03ee [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of dustmop/rust-protobuf-example on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-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-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/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-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking dustmop/rust-protobuf-example against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-7/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cc7b3b38bc17cdf2f1f11e0ca95d3b9909390bab18bd6071c7bd73546dd3ba65 [INFO] running `"docker" "start" "-a" "cc7b3b38bc17cdf2f1f11e0ca95d3b9909390bab18bd6071c7bd73546dd3ba65"` [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-bb4ed8987b69d329/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:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e21dc84383 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h175c35bedfe324eb [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55e21dc7fa8b - std::sys_common::backtrace::_print::h01694821edef617a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55e21dc831a6 - std::panicking::default_hook::{{closure}}::h62cbe23db3262ad8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55e21dc82f39 - std::panicking::default_hook::h917594e1ea7adc3f [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55e21dc837ff - std::panicking::rust_panic_with_hook::h1fb2ce490ccdf024 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55e21dc83381 - std::panicking::continue_panic_fmt::hb6bb79da952ec340 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55e21dc83265 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55e21dc9d96c - core::panicking::panic_fmt::h0f9d7e1fa9fb22bf [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55e21da07796 - core::result::unwrap_failed::h2209811a978db6cb [INFO] [stderr] at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x55e21d9cad99 - core::result::Result::expect::ha3092f23c6a4324b [INFO] [stderr] at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libcore/result.rs:827 [INFO] [stderr] 10: 0x55e21d9cb3ee - build_script_build::main::h368e0ed8ae1d26ce [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 11: 0x55e21d9cb54f - std::rt::lang_start::{{closure}}::h4dc9ee45cff0dd32 [INFO] [stderr] at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55e21dc83252 - std::panicking::try::do_call::h60d8cccf379053fe [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x55e21dc8a839 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x55e21dc83d0c - std::rt::lang_start_internal::h629f5b3976019ae3 [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: 0x55e21d9cb528 - std::rt::lang_start::haecdc5c4427fbb8f [INFO] [stderr] at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x55e21d9cb4c9 - main [INFO] [stderr] 17: 0x7f8b948672e0 - __libc_start_main [INFO] [stderr] 18: 0x55e21d9cabf9 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "cc7b3b38bc17cdf2f1f11e0ca95d3b9909390bab18bd6071c7bd73546dd3ba65"` [INFO] running `"docker" "rm" "-f" "cc7b3b38bc17cdf2f1f11e0ca95d3b9909390bab18bd6071c7bd73546dd3ba65"` [INFO] [stdout] cc7b3b38bc17cdf2f1f11e0ca95d3b9909390bab18bd6071c7bd73546dd3ba65