[INFO] crate wren-sys 0.2.5 is already in cache
[INFO] checking wren-sys-0.2.5 against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564
[INFO] extracting crate wren-sys 0.2.5 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate wren-sys 0.2.5 on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wren-sys 0.2.5
[INFO] finished tweaking crates.io crate wren-sys 0.2.5
[INFO] tweaked toml for crates.io crate wren-sys 0.2.5 written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7377ba0ba9f6e0e879d3cc47939e856b44d366ab56c536f981ccb289c99b665f
[INFO] running `"docker" "start" "-a" "7377ba0ba9f6e0e879d3cc47939e856b44d366ab56c536f981ccb289c99b665f"`
[INFO] [stderr]    Compiling wren-sys v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `wren-sys v0.2.5 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/wren-sys-c91af5a80cabb7c7/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] make[1]: Entering directory '/opt/rustwide/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/rustwide/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:     0x56178cc82464 - backtrace::backtrace::libunwind::trace::hbae50f2b991d86ef
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56178cc82464 - backtrace::backtrace::trace_unsynchronized::h19bc23b015d2838f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56178cc82464 - std::sys_common::backtrace::_print_fmt::he8cbf667081e4bf8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x56178cc82464 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha849c2c1bcf100e7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x56178cc9f7ec - core::fmt::write::h603a714bd37b8e5c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x56178cc80717 - std::io::Write::write_fmt::hb319166cf1de5561
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x56178cc84765 - std::sys_common::backtrace::_print::hda0c59cff136ee92
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x56178cc84765 - std::sys_common::backtrace::print::hea7aeb95cf61b134
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x56178cc84765 - std::panicking::default_hook::{{closure}}::h4b10254e454f4b2c
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x56178cc84456 - std::panicking::default_hook::h6427597d12d4cbca
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x56178cc84db5 - std::panicking::rust_panic_with_hook::hccceacbc62eab668
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x56178cc792e1 - std::panicking::begin_panic::hfec03e074abe6a16
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/panicking.rs:407
[INFO] [stderr]   12:     0x56178cc7401e - build_script_build::make_debug::he312801f1e3e1156
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:8
[INFO] [stderr]   13:     0x56178cc741a2 - build_script_build::main::hef7752feea85c72b
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:27
[INFO] [stderr]   14:     0x56178cc73550 - std::rt::lang_start::{{closure}}::haafdd7099505107f
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x56178cc84833 - std::rt::lang_start_internal::{{closure}}::h5f591d8741fb1e64
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x56178cc84833 - std::panicking::try::do_call::hc3ebe742ad7d149e
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   17:     0x56178cc8a9da - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   18:     0x56178cc852ad - std::panicking::try::hc94f3a47ff9c6438
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   19:     0x56178cc852ad - std::panic::catch_unwind::h702acac46b107571
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x56178cc852ad - std::rt::lang_start_internal::h011095b45ca4068d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x56178cc73529 - std::rt::lang_start::ha6ebd31b6a4efdf1
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x56178cc7433a - main
[INFO] [stderr]   23:     0x7fea9949db97 - __libc_start_main
[INFO] [stderr]   24:     0x56178cc6ff5a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "7377ba0ba9f6e0e879d3cc47939e856b44d366ab56c536f981ccb289c99b665f"`
[INFO] running `"docker" "rm" "-f" "7377ba0ba9f6e0e879d3cc47939e856b44d366ab56c536f981ccb289c99b665f"`
[INFO] [stdout] 7377ba0ba9f6e0e879d3cc47939e856b44d366ab56c536f981ccb289c99b665f