[INFO] crate wren_rust 0.1.3 is already in cache [INFO] extracting crate wren_rust 0.1.3 into work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/wren_rust/0.1.3 [INFO] extracting crate wren_rust 0.1.3 into work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/wren_rust/0.1.3 [INFO] validating manifest of wren_rust-0.1.3 on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of wren_rust-0.1.3 on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing wren_rust-0.1.3 [INFO] finished frobbing wren_rust-0.1.3 [INFO] frobbed toml for wren_rust-0.1.3 written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/wren_rust/0.1.3/Cargo.toml [INFO] started frobbing wren_rust-0.1.3 [INFO] finished frobbing wren_rust-0.1.3 [INFO] frobbed toml for wren_rust-0.1.3 written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/wren_rust/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking wren_rust-0.1.3 against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-5/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/wren_rust/0.1.3:/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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 622310bf005fcaf5ae7971d2cd5838abd7593a763bd734f93694dbc41b1f343f [INFO] running `"docker" "start" "-a" "622310bf005fcaf5ae7971d2cd5838abd7593a763bd734f93694dbc41b1f343f"` [INFO] [stderr] Compiling wren_rust v0.1.3 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `wren_rust v0.1.3 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/wren_rust-9feb02379b5f14e9/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: 0x56009e6b781b - backtrace::backtrace::libunwind::trace::hc5a758871b6ebf05 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56009e6b781b - backtrace::backtrace::trace_unsynchronized::hdad9729cc53c45f3 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56009e6b781b - std::sys_common::backtrace::_print::hccf66646430a9cbc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56009e6b781b - std::sys_common::backtrace::print::h6c902507aa1c61bf [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56009e6b781b - std::panicking::default_hook::{{closure}}::hc0c79151a0a4b58f [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x56009e6b74f7 - std::panicking::default_hook::hfd408bb664bf319a [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x56009e6b7ee0 - std::panicking::rust_panic_with_hook::hb2d4371b6afbe17a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x56009e6ac0e4 - std::panicking::begin_panic::h253dd602fd997913 [INFO] [stderr] at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x56009e6a6f90 - build_script_build::make_debug::h9e0f698f0641120c [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 9: 0x56009e6a7122 - build_script_build::main::h3bd82e554bc7e963 [INFO] [stderr] at /opt/crater/workdir/build.rs:27 [INFO] [stderr] 10: 0x56009e6a66d0 - std::rt::lang_start::{{closure}}::h73edba9172341a4c [INFO] [stderr] at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x56009e6b7933 - std::rt::lang_start_internal::{{closure}}::h86569d7197572496 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x56009e6b7933 - std::panicking::try::do_call::hc05ef3c0bbb0a2c9 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x56009e6bdc9a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x56009e6b83ed - std::panicking::try::h5f7f6728fc93999f [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x56009e6b83ed - std::panic::catch_unwind::h9120cbd852b844f2 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 16: 0x56009e6b83ed - std::rt::lang_start_internal::h20e51e71516fa081 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x56009e6a66a9 - std::rt::lang_start::hfc871b9118849d64 [INFO] [stderr] at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x56009e6a72ba - main [INFO] [stderr] 19: 0x7f6a79b2b2e1 - __libc_start_main [INFO] [stderr] 20: 0x56009e6a39ca - _start [INFO] [stderr] 21: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "622310bf005fcaf5ae7971d2cd5838abd7593a763bd734f93694dbc41b1f343f"` [INFO] running `"docker" "rm" "-f" "622310bf005fcaf5ae7971d2cd5838abd7593a763bd734f93694dbc41b1f343f"` [INFO] [stdout] 622310bf005fcaf5ae7971d2cd5838abd7593a763bd734f93694dbc41b1f343f