[INFO] cloning repository https://github.com/anjukibeti/vpnagraq
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anjukibeti/vpnagraq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanjukibeti%2Fvpnagraq"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanjukibeti%2Fvpnagraq'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e68ff2ba6a70ed5c298bee54a450d9e83a820c1c
[INFO] testing anjukibeti/vpnagraq against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanjukibeti%2Fvpnagraq" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anjukibeti/vpnagraq on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/anjukibeti/vpnagraq
[INFO] finished tweaking git repo https://github.com/anjukibeti/vpnagraq
[INFO] tweaked toml for git repo https://github.com/anjukibeti/vpnagraq written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/anjukibeti/vpnagraq already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal v0.3.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2df2262108c634ef709e89c0bdcc9d0ad4da7227bf06aa5a24d917e76e21111b
[INFO] running `"docker" "start" "-a" "2df2262108c634ef709e89c0bdcc9d0ad4da7227bf06aa5a24d917e76e21111b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling siphasher v0.2.0
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling daemonize v0.2.3
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling aligned_alloc v0.1.2
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling xmltree v0.3.2
[INFO] [stderr]    Compiling vpncloud v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr] error: failed to run custom build command for `vpncloud v0.8.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/vpncloud-62facd55fea58bc0/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] PROFILE = Some("debug")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] debug=true opt-level=0
[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] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = 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] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-I" "src" "-o" "/opt/rustwide/target/debug/build/vpncloud-b86592d8cda665f4/out/src/c/tuntap.o" "-c" "src/c/tuntap.c"
[INFO] [stderr] ExitStatus(ExitStatus(0))
[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] AR_x86_64-unknown-linux-gnu = None
[INFO] [stderr] AR_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_AR = None
[INFO] [stderr] AR = None
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] running: "ar" "crs" "/opt/rustwide/target/debug/build/vpncloud-b86592d8cda665f4/out/libtuntap.a" "/opt/rustwide/target/debug/build/vpncloud-b86592d8cda665f4/out/src/c/tuntap.o"
[INFO] [stderr] ExitStatus(ExitStatus(0))
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] cargo:rustc-link-lib=static=tuntap
[INFO] [stderr] cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/vpncloud-b86592d8cda665f4/out
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:21:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5604295f6605 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5604295f6605 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5604295f6605 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5604295f6605 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3ec6bdab62f1e8d9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x56042961a7ac - core::fmt::write::h935cb0ed4078a853
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x5604295f2843 - std::io::Write::write_fmt::hc912aacf8d691eb3
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x5604295f8c90 - std::sys_common::backtrace::_print::h460db802d801ccf8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5604295f8c90 - std::sys_common::backtrace::print::h399d664f56640530
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5604295f8c90 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5604295f89dc - std::panicking::default_hook::hfdceba6d6d1a18ae
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5604295f9277 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63
[INFO] [stderr]                                at src/libstd/panicking.rs:486
[INFO] [stderr]   11:     0x5604295f8e7b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:388
[INFO] [stderr]   12:     0x560429619bb1 - core::panicking::panic_fmt::habd7df443069602c
[INFO] [stderr]                                at src/libcore/panicking.rs:101
[INFO] [stderr]   13:     0x5604296199d3 - core::option::expect_none_failed::h721078758a086285
[INFO] [stderr]                                at src/libcore/option.rs:1272
[INFO] [stderr]   14:     0x5604295c8080 - core::result::Result<T,E>::unwrap::h6b0121e1054d6554
[INFO] [stderr]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x5604295aaf0c - build_script_build::main::hde837bfdf3cd64db
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:21
[INFO] [stderr]   16:     0x5604295abdeb - std::rt::lang_start::{{closure}}::h9115d528796be2c5
[INFO] [stderr]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x5604295f9648 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x5604295f9648 - std::panicking::try::do_call::h54d9370b0ac83700
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   19:     0x5604295f9648 - std::panicking::try::h85e1c41421d5b6f9
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x5604295f9648 - std::panic::catch_unwind::hfd957e6c9fdcf274
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x5604295f9648 - std::rt::lang_start_internal::hed9744eef32ef5a1
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x5604295abdc7 - std::rt::lang_start::h1cbb5bf554c76e86
[INFO] [stderr]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x5604295ab8ba - main
[INFO] [stderr]   24:     0x7f1a9a33e0b3 - __libc_start_main
[INFO] [stderr]   25:     0x5604295aa19e - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2df2262108c634ef709e89c0bdcc9d0ad4da7227bf06aa5a24d917e76e21111b"`
[INFO] running `"docker" "rm" "-f" "2df2262108c634ef709e89c0bdcc9d0ad4da7227bf06aa5a24d917e76e21111b"`
[INFO] [stdout] 2df2262108c634ef709e89c0bdcc9d0ad4da7227bf06aa5a24d917e76e21111b