[INFO] cloning repository https://github.com/mystor/nowarn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mystor/nowarn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystor%2Fnowarn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystor%2Fnowarn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9dede382c3ed7b6f6fd6a2064b86bea7d97e9e6
[INFO] testing mystor/nowarn against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystor%2Fnowarn" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mystor/nowarn on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mystor/nowarn
[INFO] finished tweaking git repo https://github.com/mystor/nowarn
[INFO] tweaked toml for git repo https://github.com/mystor/nowarn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mystor/nowarn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded backtrace-sys v0.1.10
[INFO] [stderr]   Downloaded gcc v0.3.46
[INFO] [stderr]   Downloaded clap v2.24.2
[INFO] [stderr]   Downloaded fixedbitset v0.1.6
[INFO] [stderr]   Downloaded backtrace v0.3.1
[INFO] [stderr]   Downloaded cpp_demangle v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f93698b96e09fee0f43413c8a4c2bbcb3eaa2cf9fd0e156f911e3145707621d
[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" "1f93698b96e09fee0f43413c8a4c2bbcb3eaa2cf9fd0e156f911e3145707621d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f93698b96e09fee0f43413c8a4c2bbcb3eaa2cf9fd0e156f911e3145707621d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f93698b96e09fee0f43413c8a4c2bbcb3eaa2cf9fd0e156f911e3145707621d", kill_on_drop: false }`
[INFO] [stdout] 1f93698b96e09fee0f43413c8a4c2bbcb3eaa2cf9fd0e156f911e3145707621d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d80f50afae557e022c8ccd2f57d51e9bab78eaaa364b98fc72473cf35935418
[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" "9d80f50afae557e022c8ccd2f57d51e9bab78eaaa364b98fc72473cf35935418", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.1
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling cpp_demangle v0.2.3
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr] error: failed to run custom build command for `cpp_demangle v0.2.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cpp_demangle-14396ae0b966b33e/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_0
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_1
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_10
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_11
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_12
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_13
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_14
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_15
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_16
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_17
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_18
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_19
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_2
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_20
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_21
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_22
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_23
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_24
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_25
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_26
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_27
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_28
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_29
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_3
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_30
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_31
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_32
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_4
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_5
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_6
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_7
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_8
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_crash_9
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_0
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_1
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_10
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_11
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_12
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_13
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_14
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_15
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_16
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_17
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_18
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_19
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_2
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_20
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_21
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_22
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_23
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_24
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_25
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_26
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_27
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_28
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_29
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_3
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_30
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_31
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_32
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_4
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_5
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_6
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_7
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_8
[INFO] [stderr]   cargo:rerun-if-changed=in/afl_hang_9
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_103
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_196
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_236
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_251
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_340
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_357
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_378
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_411
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_469
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_496
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_672
[INFO] [stderr]   cargo:rerun-if-changed=in/spidermonkey_symbol_90
[INFO] [stderr]   cargo:rerun-if-changed=tests/afl_seeds.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'should generate sanity tests from AFL.rs seed test cases: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_demangle-0.2.3/build.rs:235:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e8f75cb750 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55e8f75cb750 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55e8f75cb750 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55e8f75cb750 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55e8f75e486c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55e8f75c9112 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x55e8f75cd87d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55e8f75cd87d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55e8f75cd87d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55e8f75cd528 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55e8f75cdf01 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55e8f75cdaa9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x55e8f75cbbdc - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55e8f75cda69 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x55e8f75e3b81 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55e8f75e39a3 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x55e8f7592b3f - core::result::Result<T,E>::expect::h1efe1334ca5258a9
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:933
[INFO] [stderr]     17:     0x55e8f758b807 - build_script_build::main::h763243a85d1f259e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_demangle-0.2.3/build.rs:234
[INFO] [stderr]     18:     0x55e8f758eceb - core::ops::function::FnOnce::call_once::h7f671f7f5f21febc
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55e8f758e11e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7d0bc59433b8455b
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55e8f75932d1 - std::rt::lang_start::{{closure}}::h6c427938929a3678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55e8f75ce327 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x55e8f75ce327 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x55e8f75ce327 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x55e8f75ce327 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x55e8f75ce327 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55e8f75932a7 - std::rt::lang_start::h7f8b22bf1a7f27bb
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55e8f758b87a - main
[INFO] [stderr]     28:     0x7f29d8e180b3 - __libc_start_main
[INFO] [stderr]     29:     0x55e8f75880be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9d80f50afae557e022c8ccd2f57d51e9bab78eaaa364b98fc72473cf35935418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d80f50afae557e022c8ccd2f57d51e9bab78eaaa364b98fc72473cf35935418", kill_on_drop: false }`
[INFO] [stdout] 9d80f50afae557e022c8ccd2f57d51e9bab78eaaa364b98fc72473cf35935418
