[INFO] cloning repository dustmop/rust-protobuf-example [INFO] running `"git" "clone" "--bare" "git://github.com/dustmop/rust-protobuf-example.git" "work/cache/sources/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/dustmop/rust-protobuf-example'... [INFO] running `"git" "clone" "work/cache/sources/gh/dustmop/rust-protobuf-example" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dustmop/rust-protobuf-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dustmop/rust-protobuf-example" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dustmop/rust-protobuf-example"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/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#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of dustmop/rust-protobuf-example on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-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-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/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-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dustmop/rust-protobuf-example/Cargo.toml [INFO] crate dustmop/rust-protobuf-example has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded protoc-rust v2.2.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking dustmop/rust-protobuf-example against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-7/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1ab596953455a2ef6205601abf23937c65d36a77416349ff2c46a7afff7386a4 [INFO] running `"docker" "start" "-a" "1ab596953455a2ef6205601abf23937c65d36a77416349ff2c46a7afff7386a4"` [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-1acca4965129dd49/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: 0x5597cb9baf13 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hfe14902d5dd41bf8 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5597cb9b6fdb - std::sys_common::backtrace::_print::hc2555116e7c8c874 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5597cb9b9d36 - std::panicking::default_hook::{{closure}}::h9fb1ec65fd293048 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5597cb9b9ac9 - std::panicking::default_hook::h7b4e2a7e1c2a63a7 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x5597cb9ba38f - std::panicking::rust_panic_with_hook::h9b8bb6f9ced4f458 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x5597cb9b9f11 - std::panicking::continue_panic_fmt::hf2c20b0944521e45 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x5597cb9b9df5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x5597cb9d4dec - core::panicking::panic_fmt::h2a3f1200cf967cbb [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x5597cb73f1a7 - core::result::unwrap_failed::hba27f3df17bc3f40 [INFO] [stderr] at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x5597cb701449 - >::expect::h0dd2bb2d56636f49 [INFO] [stderr] at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libcore/result.rs:825 [INFO] [stderr] 10: 0x5597cb700d9e - build_script_build::main::hcf5c6e5670955211 [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 11: 0x5597cb700eff - std::rt::lang_start::{{closure}}::had825580546f4bfd [INFO] [stderr] at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5597cb9b9de2 - std::panicking::try::do_call::h213677faaf56adb7 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x5597cb9c1cc9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x5597cb9ba89c - std::rt::lang_start_internal::h41a26d62d9ff596f [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: 0x5597cb700ed8 - std::rt::lang_start::hac955eccb8f84c5f [INFO] [stderr] at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x5597cb700e79 - main [INFO] [stderr] 17: 0x7f28f0c712e0 - __libc_start_main [INFO] [stderr] 18: 0x5597cb700b09 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "1ab596953455a2ef6205601abf23937c65d36a77416349ff2c46a7afff7386a4"` [INFO] running `"docker" "rm" "-f" "1ab596953455a2ef6205601abf23937c65d36a77416349ff2c46a7afff7386a4"` [INFO] [stdout] 1ab596953455a2ef6205601abf23937c65d36a77416349ff2c46a7afff7386a4