Dec 14 22:15:24.654 INFO testing ruduino-0.1.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 14 22:15:24.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 14 22:15:24.853 INFO [stdout] 9439a2efdc784031ff15ac44917e3d2a4b515bc2c318f4e279c7ac191e91d74a Dec 14 22:15:24.867 INFO running `"docker" "start" "-a" "9439a2efdc784031ff15ac44917e3d2a4b515bc2c318f4e279c7ac191e91d74a"` Dec 14 22:15:25.598 INFO [stderr] usermod: no changes Dec 14 22:15:25.659 INFO [stderr] Compiling avr-mcu v0.2.6 Dec 14 22:15:29.735 INFO [stderr] Compiling ruduino v0.1.2 (/source) Dec 14 22:15:32.583 INFO [stderr] error: failed to run custom build command for `ruduino v0.1.2 (/source)` Dec 14 22:15:32.583 INFO [stderr] process didn't exit successfully: `/target/debug/build/ruduino-3c46459a8e5e33eb/build-script-build` (exit code: 101) Dec 14 22:15:32.583 INFO [stderr] --- stdout Dec 14 22:15:32.583 INFO [stderr] loading pack '/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.2.6/packs/atmega/ATmega328.atdf' Dec 14 22:15:32.583 INFO [stderr] Dec 14 22:15:32.583 INFO [stderr] --- stderr Dec 14 22:15:32.583 INFO [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1009:5 Dec 14 22:15:32.584 INFO [stderr] stack backtrace: Dec 14 22:15:32.584 INFO [stderr] 0: 0x5576b39eac53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 14 22:15:32.584 INFO [stderr] 1: 0x5576b39e5758 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 14 22:15:32.584 INFO [stderr] 2: 0x5576b39e9da2 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:210 Dec 14 22:15:32.584 INFO [stderr] 3: 0x5576b39e9b14 - std::panicking::default_hook::h1134a4d34aab4428 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:224 Dec 14 22:15:32.584 INFO [stderr] 4: 0x5576b39ea400 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:487 Dec 14 22:15:32.584 INFO [stderr] 5: 0x5576b39e9f81 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:394 Dec 14 22:15:32.584 INFO [stderr] 6: 0x5576b39e9e65 - rust_begin_unwind Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:321 Dec 14 22:15:32.584 INFO [stderr] 7: 0x5576b39fa7dc - core::panicking::panic_fmt::h68c043a5e81351f3 Dec 14 22:15:32.584 INFO [stderr] at src/libcore/panicking.rs:95 Dec 14 22:15:32.584 INFO [stderr] 8: 0x5576b3976f20 - core::result::unwrap_failed::hd2023dbe9640dd5a Dec 14 22:15:32.584 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/macros.rs:26 Dec 14 22:15:32.584 INFO [stderr] 9: 0x5576b3937eff - >::unwrap::h3c62c69c343b49d3 Dec 14 22:15:32.584 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/result.rs:808 Dec 14 22:15:32.584 INFO [stderr] 10: 0x5576b392f8c5 - build_script_build::main::h9fd8dd5225c6be36 Dec 14 22:15:32.584 INFO [stderr] at core_generator/build.rs:41 Dec 14 22:15:32.584 INFO [stderr] 11: 0x5576b392f02f - std::rt::lang_start::{{closure}}::h4408b8893e201731 Dec 14 22:15:32.584 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/rt.rs:74 Dec 14 22:15:32.584 INFO [stderr] 12: 0x5576b39e9e52 - std::panicking::try::do_call::hd22385b9fba3aa8f Dec 14 22:15:32.584 INFO [stderr] at src/libstd/rt.rs:59 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:306 Dec 14 22:15:32.584 INFO [stderr] 13: 0x5576b39f8179 - __rust_maybe_catch_panic Dec 14 22:15:32.584 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 14 22:15:32.584 INFO [stderr] 14: 0x5576b39ea7d3 - std::rt::lang_start_internal::h884c76ddf53aa8b4 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panicking.rs:285 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/panic.rs:398 Dec 14 22:15:32.584 INFO [stderr] at src/libstd/rt.rs:58 Dec 14 22:15:32.584 INFO [stderr] 15: 0x5576b392f008 - std::rt::lang_start::hee0c7040ed3f952b Dec 14 22:15:32.584 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/rt.rs:74 Dec 14 22:15:32.584 INFO [stderr] 16: 0x5576b3932339 - main Dec 14 22:15:32.584 INFO [stderr] 17: 0x7f08c259182f - __libc_start_main Dec 14 22:15:32.584 INFO [stderr] 18: 0x5576b3915948 - _start Dec 14 22:15:32.584 INFO [stderr] 19: 0x0 - Dec 14 22:15:32.584 INFO [stderr] Dec 14 22:15:32.586 INFO [stderr] su: No module specific data is present Dec 14 22:15:33.259 INFO running `"docker" "inspect" "9439a2efdc784031ff15ac44917e3d2a4b515bc2c318f4e279c7ac191e91d74a"` Dec 14 22:15:33.553 INFO running `"docker" "rm" "-f" "9439a2efdc784031ff15ac44917e3d2a4b515bc2c318f4e279c7ac191e91d74a"` Dec 14 22:15:33.758 INFO [stdout] 9439a2efdc784031ff15ac44917e3d2a4b515bc2c318f4e279c7ac191e91d74a