[INFO] updating cached repository digital-asset/rusty-engine [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/digital-asset/rusty-engine [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/digital-asset/rusty-engine" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/digital-asset/rusty-engine"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/digital-asset/rusty-engine'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/digital-asset/rusty-engine" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/digital-asset/rusty-engine"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/digital-asset/rusty-engine'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c4b2a4be568e7b75c6c8f800b88a8ad489511c4f [INFO] sha for GitHub repo digital-asset/rusty-engine: c4b2a4be568e7b75c6c8f800b88a8ad489511c4f [INFO] validating manifest of digital-asset/rusty-engine on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of digital-asset/rusty-engine on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing digital-asset/rusty-engine [INFO] finished frobbing digital-asset/rusty-engine [INFO] frobbed toml for digital-asset/rusty-engine written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/digital-asset/rusty-engine/Cargo.toml [INFO] started frobbing digital-asset/rusty-engine [INFO] finished frobbing digital-asset/rusty-engine [INFO] frobbed toml for digital-asset/rusty-engine written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/digital-asset/rusty-engine/Cargo.toml [INFO] crate digital-asset/rusty-engine already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking digital-asset/rusty-engine against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/digital-asset/rusty-engine:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7a30b5726cb09824e52b8ebbce6928563d13e3a992e2420194f0b052be8c7ad4 [INFO] running `"docker" "start" "-a" "7a30b5726cb09824e52b8ebbce6928563d13e3a992e2420194f0b052be8c7ad4"` [INFO] [stderr] Compiling protobuf v2.7.0 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking digest v0.8.0 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking libflate v0.1.23 [INFO] [stderr] Checking sha2 v0.8.0 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking zip v0.5.2 [INFO] [stderr] Compiling protobuf-codegen v2.7.0 [INFO] [stderr] Compiling protobuf-codegen-pure v2.7.0 [INFO] [stderr] Compiling rusty-engine v0.0.1 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `rusty-engine v0.0.1 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rusty-engine-8764748b130eeae5/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'mkdir -p: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5621299e841b - backtrace::backtrace::libunwind::trace::h2577eef7cb82271e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5621299e841b - backtrace::backtrace::trace_unsynchronized::ha9b72a77aa6c4ce9 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5621299e841b - std::sys_common::backtrace::_print::h8e2c1c5cda6e4e6e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5621299e841b - std::sys_common::backtrace::print::h7e0f8aad0d8a6f3b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5621299e841b - std::panicking::default_hook::{{closure}}::haae4327ede06a559 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5621299e80f6 - std::panicking::default_hook::hbf5f36093f15fccc [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5621299e8add - std::panicking::rust_panic_with_hook::hf385e0a05e771036 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5621299e8662 - std::panicking::continue_panic_fmt::h95ba204f85050b4c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5621299e8546 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x562129a0632d - core::panicking::panic_fmt::h581f7a1e5499d350 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x562129a06427 - core::result::unwrap_failed::h863b7818e32f0320 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x5621296c1d39 - core::result::Result::expect::he92b82ad807059f8 [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libcore/result.rs:879 [INFO] [stderr] 12: 0x5621296c64fe - build_script_build::main::h6e4efe08f5e3d00c [INFO] [stderr] at /opt/crater/workdir/build.rs:24 [INFO] [stderr] 13: 0x5621296c34b0 - std::rt::lang_start::{{closure}}::h3fba2c2a9049bae0 [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x5621299e8533 - std::rt::lang_start_internal::{{closure}}::heabbf1748dc855a1 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x5621299e8533 - std::panicking::try::do_call::hf890723f0a5de9f8 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x5621299eed5a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x5621299e8fed - std::panicking::try::hf36ba5410913b146 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x5621299e8fed - std::panic::catch_unwind::hdfbba43a8f6b3f51 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5621299e8fed - std::rt::lang_start_internal::h85d3c6f2844a1656 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x5621296c3489 - std::rt::lang_start::h85c297cf5a9a396b [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5621296c68ea - main [INFO] [stderr] 22: 0x7f28d73bd2e1 - __libc_start_main [INFO] [stderr] 23: 0x5621296bec5a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "7a30b5726cb09824e52b8ebbce6928563d13e3a992e2420194f0b052be8c7ad4"` [INFO] running `"docker" "rm" "-f" "7a30b5726cb09824e52b8ebbce6928563d13e3a992e2420194f0b052be8c7ad4"` [INFO] [stdout] 7a30b5726cb09824e52b8ebbce6928563d13e3a992e2420194f0b052be8c7ad4