[INFO] crate wren_rust 0.1.3 is already in cache [INFO] extracting crate wren_rust 0.1.3 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/wren_rust/0.1.3 [INFO] extracting crate wren_rust 0.1.3 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/wren_rust/0.1.3 [INFO] validating manifest of wren_rust-0.1.3 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of wren_rust-0.1.3 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-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-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/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-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/wren_rust/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking wren_rust-0.1.3 against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b9baa107d92b44259e9a67811efd9293463efbb1e5885998dc23bc9f270ddc3c [INFO] running `"docker" "start" "-a" "b9baa107d92b44259e9a67811efd9293463efbb1e5885998dc23bc9f270ddc3c"` [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-4dd8bfe383b7edcb/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: 0x55ea5620180b - backtrace::backtrace::libunwind::trace::h65f453dfe0027df1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55ea5620180b - backtrace::backtrace::trace_unsynchronized::hcf757005c6accfed [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ea5620180b - std::sys_common::backtrace::_print::h3230a9d2592a2eba [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55ea5620180b - std::sys_common::backtrace::print::h19f579688627ee7e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55ea5620180b - std::panicking::default_hook::{{closure}}::h472b43365b331815 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 5: 0x55ea562014e7 - std::panicking::default_hook::h0857821e5ff5a369 [INFO] [stderr] at src/libstd/panicking.rs:212 [INFO] [stderr] 6: 0x55ea56201ed0 - std::panicking::rust_panic_with_hook::ha9d31dc2aa8d852d [INFO] [stderr] at src/libstd/panicking.rs:475 [INFO] [stderr] 7: 0x55ea561f6234 - std::panicking::begin_panic::hbfe515398d004799 [INFO] [stderr] at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/panicking.rs:409 [INFO] [stderr] 8: 0x55ea561f1140 - build_script_build::make_debug::h48b13d91bb23c156 [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 9: 0x55ea561f12d2 - build_script_build::main::h8859cb178e68c8f6 [INFO] [stderr] at /opt/crater/workdir/build.rs:27 [INFO] [stderr] 10: 0x55ea561f08b0 - std::rt::lang_start::{{closure}}::h49707577ca107fbc [INFO] [stderr] at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55ea56201923 - std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x55ea56201923 - std::panicking::try::do_call::h1fdcc0a978075552 [INFO] [stderr] at src/libstd/panicking.rs:294 [INFO] [stderr] 13: 0x55ea56207c8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x55ea562023dd - std::panicking::try::hd48ddd0547e22f90 [INFO] [stderr] at src/libstd/panicking.rs:273 [INFO] [stderr] 15: 0x55ea562023dd - std::panic::catch_unwind::heb66ca2bf3960f9b [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 16: 0x55ea562023dd - std::rt::lang_start_internal::h7208f2146229fed7 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x55ea561f0889 - std::rt::lang_start::h353e7051fd2f28fd [INFO] [stderr] at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55ea561f146a - main [INFO] [stderr] 19: 0x7f2bb6f6d2e1 - __libc_start_main [INFO] [stderr] 20: 0x55ea561ed9ca - _start [INFO] [stderr] 21: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "b9baa107d92b44259e9a67811efd9293463efbb1e5885998dc23bc9f270ddc3c"` [INFO] running `"docker" "rm" "-f" "b9baa107d92b44259e9a67811efd9293463efbb1e5885998dc23bc9f270ddc3c"` [INFO] [stdout] b9baa107d92b44259e9a67811efd9293463efbb1e5885998dc23bc9f270ddc3c