[INFO] cloning repository https://github.com/zhangsoledad/fuzz-molecule
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangsoledad/fuzz-molecule" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Ffuzz-molecule", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Ffuzz-molecule'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25854277bc7dd092ab73637d7f504a9f595738fc
[INFO] checking zhangsoledad/fuzz-molecule against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2Ffuzz-molecule" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhangsoledad/fuzz-molecule on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhangsoledad/fuzz-molecule
[INFO] finished tweaking git repo https://github.com/zhangsoledad/fuzz-molecule
[INFO] tweaked toml for git repo https://github.com/zhangsoledad/fuzz-molecule written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/zhangsoledad/fuzz-molecule already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nervosnetwork/ckb`
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/ckb-tests.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numext-fixed-uint-core v0.1.4
[INFO] [stderr]   Downloaded numext-fixed-uint-hack v0.1.4
[INFO] [stderr]   Downloaded faster-hex v0.4.1
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded enum-display-derive v0.1.0
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded numext-fixed-uint v0.1.4
[INFO] [stderr]   Downloaded blake2b-rs v0.1.5
[INFO] [stderr]   Downloaded merkle-cbt v0.2.1
[INFO] [stderr]   Downloaded numext-constructor v0.1.4
[INFO] [stderr]   Downloaded afl v0.4.4
[INFO] [stderr]   Downloaded molecule v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4bb68a75b89b751bd6e3b3393a73edeca1e08127cf16af35c033038bb7048d6
[INFO] running `Command { std: "docker" "start" "-a" "c4bb68a75b89b751bd6e3b3393a73edeca1e08127cf16af35c033038bb7048d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4bb68a75b89b751bd6e3b3393a73edeca1e08127cf16af35c033038bb7048d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bb68a75b89b751bd6e3b3393a73edeca1e08127cf16af35c033038bb7048d6", kill_on_drop: false }`
[INFO] [stdout] c4bb68a75b89b751bd6e3b3393a73edeca1e08127cf16af35c033038bb7048d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ecce4fd5fbd041b168f7f30f6834be622c9050cae82e6e421ee8b27dd71eeb1
[INFO] running `Command { std: "docker" "start" "-a" "7ecce4fd5fbd041b168f7f30f6834be622c9050cae82e6e421ee8b27dd71eeb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]     Checking cc v1.0.46
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling enum-display-derive v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling afl v0.4.4
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking ckb-hash v0.23.0 (https://github.com/nervosnetwork/ckb#c75599c6)
[INFO] [stderr] error: failed to run custom build command for `afl v0.4.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/afl-07eda3da8a43eff0/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/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/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/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/afl-2.52b/llvm_mode'
[INFO] [stderr]   make -C libdislocator clean
[INFO] [stderr]   make[1]: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/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/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/afl-2.52b/libdislocator'
[INFO] [stderr]   make -C libtokencap clean
[INFO] [stderr]   make[1]: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/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/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/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] 
[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: *** [Makefile:53: test_x86] Error 1
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/build.rs:33:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559a7a8deff0 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x559a7a8deff0 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x559a7a8deff0 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x559a7a8deff0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x559a7a8fc59c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x559a7a8dc507 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x559a7a8e1240 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x559a7a8e1240 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x559a7a8e1240 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x559a7a8e0f8c - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x559a7a8e18a3 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x559a7a89e438 - std::panicking::begin_panic::{{closure}}::h821d9e2b180868f4
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x559a7a89cd58 - std::sys_common::backtrace::__rust_end_short_backtrace::h8997c8b1bb7ef912
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x559a7a89e363 - std::panicking::begin_panic::h982cafa841e6983f
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x559a7a89f9a6 - build_script_build::build_afl::h44e5be4beb408890
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/build.rs:33
[INFO] [stderr]     15:     0x559a7a89f7df - build_script_build::main::h65c5dffbafb0447e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-0.4.4/build.rs:14
[INFO] [stderr]     16:     0x559a7a89ce2b - core::ops::function::FnOnce::call_once::h7a8e5170b4176c21
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:227
[INFO] [stderr]     17:     0x559a7a89cd8e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc79bcd75878eb142
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     18:     0x559a7a89ddf1 - std::rt::lang_start::{{closure}}::h6478613dcec7259c
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:66
[INFO] [stderr]     19:     0x559a7a8e1ca1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:259
[INFO] [stderr]     20:     0x559a7a8e1ca1 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:381
[INFO] [stderr]     21:     0x559a7a8e1ca1 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:345
[INFO] [stderr]     22:     0x559a7a8e1ca1 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panic.rs:382
[INFO] [stderr]     23:     0x559a7a8e1ca1 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:51
[INFO] [stderr]     24:     0x559a7a89ddc7 - std::rt::lang_start::h5fa5e0c22d521b21
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:65
[INFO] [stderr]     25:     0x559a7a89fe3a - main
[INFO] [stderr]     26:     0x7fb2da9140b3 - __libc_start_main
[INFO] [stderr]     27:     0x559a7a89b0be - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7ecce4fd5fbd041b168f7f30f6834be622c9050cae82e6e421ee8b27dd71eeb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecce4fd5fbd041b168f7f30f6834be622c9050cae82e6e421ee8b27dd71eeb1", kill_on_drop: false }`
[INFO] [stdout] 7ecce4fd5fbd041b168f7f30f6834be622c9050cae82e6e421ee8b27dd71eeb1
