[INFO] crate afl 0.7.0 is already in cache
[INFO] checking afl-0.7.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate afl 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate afl 0.7.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate afl 0.7.0
[INFO] finished tweaking crates.io crate afl 0.7.0
[INFO] tweaked toml for crates.io crate afl 0.7.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate afl 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8e851d8cff067f79b1daff48c2ab1e656001ea81307dd753e0db4ff82f1170f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8e851d8cff067f79b1daff48c2ab1e656001ea81307dd753e0db4ff82f1170f3"`
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]     Checking cc v1.0.50
[INFO] [stderr]    Compiling afl v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `afl v0.7.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/afl-41d17f171924bdd8/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] rm -f afl-gcc afl-fuzz afl-showmap afl-tmin afl-gotcpu afl-analyze afl-as as afl-g++ afl-clang afl-clang++ *.o *~ a.out core core.[1-9][0-9]* *.stackdump test .test test-instr .test-instr0 .test-instr1 qemu_mode/qemu-2.10.0.tar.bz2 afl-qemu-trace
[INFO] [stderr] rm -rf out_dir qemu_mode/qemu-2.10.0
[INFO] [stderr] make -C llvm_mode clean
[INFO] [stderr] make[1]: Entering directory '/opt/rustwide/workdir/afl-2.52b/llvm_mode'
[INFO] [stderr] rm -f *.o *.so *~ a.out core core.[1-9][0-9]* test-instr .test-instr0 .test-instr1 
[INFO] [stderr] rm -f ../afl-clang-fast ../afl-llvm-rt.o ../afl-llvm-rt-32.o ../afl-llvm-rt-64.o ../afl-clang-fast++
[INFO] [stderr] make[1]: Leaving directory '/opt/rustwide/workdir/afl-2.52b/llvm_mode'
[INFO] [stderr] make -C libdislocator clean
[INFO] [stderr] make[1]: Entering directory '/opt/rustwide/workdir/afl-2.52b/libdislocator'
[INFO] [stderr] rm -f *.o *.so *~ a.out core core.[1-9][0-9]*
[INFO] [stderr] rm -f libdislocator.so
[INFO] [stderr] make[1]: Leaving directory '/opt/rustwide/workdir/afl-2.52b/libdislocator'
[INFO] [stderr] make -C libtokencap clean
[INFO] [stderr] make[1]: Entering directory '/opt/rustwide/workdir/afl-2.52b/libtokencap'
[INFO] [stderr] rm -f *.o *.so *~ a.out core core.[1-9][0-9]*
[INFO] [stderr] rm -f libtokencap.so
[INFO] [stderr] make[1]: Leaving directory '/opt/rustwide/workdir/afl-2.52b/libtokencap'
[INFO] [stderr] [*] Checking for the ability to compile x86 code...
[INFO] [stderr] 
[INFO] [stderr] Oops, looks like your compiler can't generate x86 code.
[INFO] [stderr] 
[INFO] [stderr] Don't panic! You can use the LLVM or QEMU mode, but see docs/INSTALL first.
[INFO] [stderr] (To ignore this error, set AFL_NO_X86=1 and try again.)
[INFO] [stderr] 
[INFO] [stderr] Makefile:52: recipe for target 'test_x86' failed
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] /usr/bin/ld: cannot open output file .test: Read-only file system
[INFO] [stderr] collect2: error: ld returned 1 exit status
[INFO] [stderr] make: *** [test_x86] Error 1
[INFO] [stderr] thread 'main' panicked at 'assertion failed: status.success()', build.rs:33:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d517f14484 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55d517f14484 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55d517f14484 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55d517f14484 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1ba73c9085723eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55d517f3744c - core::fmt::write::hb4ac1e8a8c800611
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55d517f11843 - std::io::Write::write_fmt::ha413e6029f4d499f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55d517f16ad5 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55d517f16ad5 - std::sys_common::backtrace::print::h49229e3486b70f83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55d517f16ad5 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55d517f16812 - std::panicking::default_hook::h4c2b6d8d034c53de
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55d517f170e2 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55d517ed9c6d - std::panicking::begin_panic::ha3f02e1a35957427
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x55d517edca46 - build_script_build::build_afl::h7d5e86bca6e4bbd5
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:33
[INFO] [stderr]   13:     0x55d517edc87f - build_script_build::main::hd48a1f4ba21e2ecb
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:14
[INFO] [stderr]   14:     0x55d517edb4ab - std::rt::lang_start::{{closure}}::hb5f31e9219e7f2ed
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   15:     0x55d517f17528 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   16:     0x55d517f17528 - std::panicking::try::do_call::hc26b3db2421dedbb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   17:     0x55d517f17528 - std::panicking::try::h4da6835c8705b8a7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   18:     0x55d517f17528 - std::panic::catch_unwind::h02aff520273fa6b1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x55d517f17528 - std::rt::lang_start_internal::he0572ca212cb5ef4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   20:     0x55d517edb487 - std::rt::lang_start::h8c6342d6b7cbdedb
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   21:     0x55d517edceda - main
[INFO] [stderr]   22:     0x7f0c9ee3ab97 - __libc_start_main
[INFO] [stderr]   23:     0x55d517ed7e3a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "8e851d8cff067f79b1daff48c2ab1e656001ea81307dd753e0db4ff82f1170f3"`
[INFO] running `"docker" "rm" "-f" "8e851d8cff067f79b1daff48c2ab1e656001ea81307dd753e0db4ff82f1170f3"`
[INFO] [stdout] 8e851d8cff067f79b1daff48c2ab1e656001ea81307dd753e0db4ff82f1170f3
