[INFO] crate wren-sys 0.2.5 is already in cache [INFO] extracting crate wren-sys 0.2.5 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wren-sys/0.2.5 [INFO] extracting crate wren-sys 0.2.5 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wren-sys/0.2.5 [INFO] validating manifest of wren-sys-0.2.5 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of wren-sys-0.2.5 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing wren-sys-0.2.5 [INFO] finished frobbing wren-sys-0.2.5 [INFO] frobbed toml for wren-sys-0.2.5 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wren-sys/0.2.5/Cargo.toml [INFO] started frobbing wren-sys-0.2.5 [INFO] finished frobbing wren-sys-0.2.5 [INFO] frobbed toml for wren-sys-0.2.5 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wren-sys/0.2.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking wren-sys-0.2.5 against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wren-sys/0.2.5:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8ccab1b32d4e084537c8e00e9d024b42f9341932811ca3cab2c5c54615370a64 [INFO] running `"docker" "start" "-a" "8ccab1b32d4e084537c8e00e9d024b42f9341932811ca3cab2c5c54615370a64"` [INFO] [stderr] Compiling wren-sys v0.2.5 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `wren-sys v0.2.5 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/wren-sys-d73eaa23d6d2234a/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] make[1]: Entering directory '/opt/crater/workdir/wren' [INFO] [stderr] cc src/optional/wren_opt_meta.c -O0 -DDEBUG -g -std=c99 -fPIC [INFO] [stderr] util/wren.mk:199: recipe for target 'build/debug/optional/wren_opt_meta.o' failed [INFO] [stderr] make[1]: Leaving directory '/opt/crater/workdir/wren' [INFO] [stderr] Makefile:20: recipe for target 'debug' failed [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] mkdir: cannot create directory 'build': Read-only file system [INFO] [stderr] make[1]: *** [build/debug/optional/wren_opt_meta.o] Error 1 [INFO] [stderr] make: *** [debug] Error 2 [INFO] [stderr] thread 'main' panicked at 'assertion failed: status.unwrap().success()', build.rs:8:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56257092175b - backtrace::backtrace::libunwind::trace::h223ecf9e25ea61ed [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56257092175b - backtrace::backtrace::trace_unsynchronized::h19c402a6233e597e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56257092175b - std::sys_common::backtrace::_print::h14947081e8315ba5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56257092175b - std::sys_common::backtrace::print::h87cad3f0b50b59c5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56257092175b - std::panicking::default_hook::{{closure}}::h497a714df189bd9d [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x562570921436 - std::panicking::default_hook::h8dc4a117b759bd96 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x562570921e1d - std::panicking::rust_panic_with_hook::h4cbf0f096b75f262 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x562570915fb1 - std::panicking::begin_panic::hbe8baaf573a489d1 [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x562570910d40 - build_script_build::make_debug::hae3f0eaf70ab396d [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 9: 0x562570910ed2 - build_script_build::main::h063f51af26e6e8ab [INFO] [stderr] at /opt/crater/workdir/build.rs:27 [INFO] [stderr] 10: 0x562570910290 - std::rt::lang_start::{{closure}}::hb175c0adf117636a [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x562570921873 - std::rt::lang_start_internal::{{closure}}::hb2a68345cd4d50f8 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x562570921873 - std::panicking::try::do_call::ha4d88255f4a68d08 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x562570927c4a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 14: 0x56257092232d - std::panicking::try::h6debac9988c5415d [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x56257092232d - std::panic::catch_unwind::h4659dbf6316a9c8d [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x56257092232d - std::rt::lang_start_internal::hdadab8536edf34fe [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x562570910269 - std::rt::lang_start::hf87285e38e00ad57 [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x56257091106a - main [INFO] [stderr] 19: 0x7f4f717e92e1 - __libc_start_main [INFO] [stderr] 20: 0x56257090cc7a - _start [INFO] [stderr] 21: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "8ccab1b32d4e084537c8e00e9d024b42f9341932811ca3cab2c5c54615370a64"` [INFO] running `"docker" "rm" "-f" "8ccab1b32d4e084537c8e00e9d024b42f9341932811ca3cab2c5c54615370a64"` [INFO] [stdout] 8ccab1b32d4e084537c8e00e9d024b42f9341932811ca3cab2c5c54615370a64