[INFO] cloning repository https://github.com/Nemo157/afl-rs-logo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nemo157/afl-rs-logo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNemo157%2Fafl-rs-logo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNemo157%2Fafl-rs-logo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0598175432261e0fb5a2262ba48f1ed179032edf
[INFO] testing Nemo157/afl-rs-logo against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNemo157%2Fafl-rs-logo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nemo157/afl-rs-logo on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nemo157/afl-rs-logo
[INFO] finished tweaking git repo https://github.com/Nemo157/afl-rs-logo
[INFO] tweaked toml for git repo https://github.com/Nemo157/afl-rs-logo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Nemo157/afl-rs-logo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "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] 19fbbdadec87fa531a1ee3c1c472da746dd276c5a27d9b3e25c5892e52b947fb
[INFO] running `Command { std: "docker" "start" "-a" "19fbbdadec87fa531a1ee3c1c472da746dd276c5a27d9b3e25c5892e52b947fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fbbdadec87fa531a1ee3c1c472da746dd276c5a27d9b3e25c5892e52b947fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fbbdadec87fa531a1ee3c1c472da746dd276c5a27d9b3e25c5892e52b947fb", kill_on_drop: false }`
[INFO] [stdout] 19fbbdadec87fa531a1ee3c1c472da746dd276c5a27d9b3e25c5892e52b947fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b03f15726d8d079bcb6f4b2739d4bc1608b03846bfcef7cb0ab349b271d1368
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b03f15726d8d079bcb6f4b2739d4bc1608b03846bfcef7cb0ab349b271d1368", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.10
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling quale v1.0.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling clap v2.16.4
[INFO] [stderr]    Compiling afl-sys v0.1.5
[INFO] [stderr]    Compiling afl v0.1.5
[INFO] [stderr]    Compiling afl-plugin v0.1.5
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: afl-llvm-pass.so.cc:49:19: error: conflicting return type specified for 'virtual const char* {anonymous}::AFLCoverage::getPassName() const'
[INFO] [stderr] warning:    49 |       const char *getPassName() const override {
[INFO] [stderr] warning:       |                   ^~~~~~~~~~~
[INFO] [stderr] warning: In file included from /usr/lib/llvm-10/include/llvm/IR/LegacyPassManager.h:19,
[INFO] [stderr] warning:                  from afl-llvm-pass.so.cc:31:
[INFO] [stderr] warning: /usr/lib/llvm-10/include/llvm/Pass.h:94:21: note: overridden function is 'virtual llvm::StringRef llvm::Pass::getPassName() const'
[INFO] [stderr] warning:    94 |   virtual StringRef getPassName() const;
[INFO] [stderr] warning:       |                     ^~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `afl-plugin v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/afl-plugin-2781d85432b541dc/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   PROFILE = Some("debug")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   debug=true opt-level=2
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXX = None
[INFO] [stderr]   CXX = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   running: "c++" "-O2" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-fPIC" "-Wall" "-Werror" "-fno-rtti" "-c" "-I/usr/lib/llvm-10/include" "-std=c++14" "-fno-exceptions" "-D_GNU_SOURCE" "-D__STDC_CONSTANT_MACROS" "-D__STDC_FORMAT_MACROS" "-D__STDC_LIMIT_MACROS" "-o" "/opt/rustwide/target/debug/build/afl-plugin-9beaa458ddcaeec3/out/afl-llvm-pass.so.o" "-c" "afl-llvm-pass.so.cc"
[INFO] [stderr]   cargo:warning=afl-llvm-pass.so.cc:49:19: error: conflicting return type specified for 'virtual const char* {anonymous}::AFLCoverage::getPassName() const'
[INFO] [stderr]   cargo:warning=   49 |       const char *getPassName() const override {
[INFO] [stderr]   cargo:warning=      |                   ^~~~~~~~~~~
[INFO] [stderr]   cargo:warning=In file included from /usr/lib/llvm-10/include/llvm/IR/LegacyPassManager.h:19,
[INFO] [stderr]   cargo:warning=                 from afl-llvm-pass.so.cc:31:
[INFO] [stderr]   cargo:warning=/usr/lib/llvm-10/include/llvm/Pass.h:94:21: note: overridden function is 'virtual llvm::StringRef llvm::Pass::getPassName() const'
[INFO] [stderr]   cargo:warning=   94 |   virtual StringRef getPassName() const;
[INFO] [stderr]   cargo:warning=      |                     ^~~~~~~~~~~
[INFO] [stderr]   ExitStatus(ExitStatus(256))
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   command did not execute successfully, got: exit code: 1
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'explicit panic', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:1006:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5606639bf680 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5606639bf680 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5606639bf680 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5606639bf680 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5606639dea5c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x5606639bbbb7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x5606639c1980 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5606639c1980 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5606639c1980 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x5606639c16cc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x5606639c1fe3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x5606639964fc - std::panicking::begin_panic::{{closure}}::h18d8379e748a9f9e
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x560663980d29 - std::sys_common::backtrace::__rust_end_short_backtrace::hf5d0dd5a2d9ebc13
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x560663996427 - std::panicking::begin_panic::hcc8c6b36f9912318
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x560663980879 - gcc::fail::ha687a325b4e8ee45
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:1006
[INFO] [stderr]     15:     0x56066398061c - gcc::run::h3398dba64af23097
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:1000
[INFO] [stderr]     16:     0x560663976f6c - gcc::Config::compile_object::hb2f1e563c7c64fb5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:435
[INFO] [stderr]     17:     0x560663976879 - gcc::Config::compile_objects::h8626490df237714a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:405
[INFO] [stderr]     18:     0x560663975850 - gcc::Config::compile::hf2a66facdfb72642
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.40/src/lib.rs:353
[INFO] [stderr]     19:     0x56066396ef1d - build_script_build::main::h7d888c8ba902ce45
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/afl-plugin-0.1.5/build.rs:69
[INFO] [stderr]     20:     0x56066397055b - core::ops::function::FnOnce::call_once::hd46c4dc2057ea2eb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     21:     0x5606639702ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h77d6f098420acfb7
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     22:     0x560663970a71 - std::rt::lang_start::{{closure}}::h4cdd356eec9f12f6
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     23:     0x5606639c23e1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     24:     0x5606639c23e1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     25:     0x5606639c23e1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     26:     0x5606639c23e1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     27:     0x5606639c23e1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     28:     0x560663970a47 - std::rt::lang_start::h0cde2ddaf9f70259
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     29:     0x56066396f00a - main
[INFO] [stderr]     30:     0x7fbc958cc0b3 - __libc_start_main
[INFO] [stderr]     31:     0x56066396e0be - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8b03f15726d8d079bcb6f4b2739d4bc1608b03846bfcef7cb0ab349b271d1368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b03f15726d8d079bcb6f4b2739d4bc1608b03846bfcef7cb0ab349b271d1368", kill_on_drop: false }`
[INFO] [stdout] 8b03f15726d8d079bcb6f4b2739d4bc1608b03846bfcef7cb0ab349b271d1368
