[INFO] cloning repository https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EdJoPaTo/mqtt-hostname-online" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ca230d5aa492cb638be77c6092d1f555f4db623
[INFO] checking EdJoPaTo/mqtt-hostname-online against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EdJoPaTo/mqtt-hostname-online on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] finished tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] tweaked toml for git repo https://github.com/EdJoPaTo/mqtt-hostname-online written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EdJoPaTo/mqtt-hostname-online already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aec771aacb708cea1f435fe5f56dafd885d79a20ba887dc6780f4203ccb42e63
[INFO] running `Command { std: "docker" "start" "-a" "aec771aacb708cea1f435fe5f56dafd885d79a20ba887dc6780f4203ccb42e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aec771aacb708cea1f435fe5f56dafd885d79a20ba887dc6780f4203ccb42e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec771aacb708cea1f435fe5f56dafd885d79a20ba887dc6780f4203ccb42e63", kill_on_drop: false }`
[INFO] [stdout] aec771aacb708cea1f435fe5f56dafd885d79a20ba887dc6780f4203ccb42e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa61ac73bc98287641e3df499a199b6a0711e25ee801a62adb46cb2ce9a3d737
[INFO] running `Command { std: "docker" "start" "-a" "fa61ac73bc98287641e3df499a199b6a0711e25ee801a62adb46cb2ce9a3d737", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling clap_lex v0.3.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking spin v0.9.5
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking is-terminal v0.4.3
[INFO] [stderr]     Checking terminal_size v0.2.5
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sysinfo v0.28.0
[INFO] [stderr]    Compiling clap_derive v4.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.26
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]    Compiling clap v4.1.6
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking futures-executor v0.3.26
[INFO] [stderr]     Checking futures v0.3.26
[INFO] [stderr]     Checking rumqttc v0.20.0
[INFO] [stderr]    Compiling clap_complete v4.1.2
[INFO] [stderr]    Compiling mqtt-hostname-online v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `mqtt-hostname-online v0.3.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mqtt-hostname-online-68faf722e2513e35/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-changed=src/cli.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:12:38
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564895104ba1 - std::backtrace_rs::backtrace::libunwind::trace::ha9d9de1bf4176bfa
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x564895104ba1 - std::backtrace_rs::backtrace::trace_unsynchronized::h165c36ef694ada1c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564895104ba1 - std::sys_common::backtrace::_print_fmt::h4d89c7ce1e89b43d
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x564895104ba1 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfc68e8a2f3b7b37c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x564895121c7f - core::fmt::rt::Argument::fmt::hc7dd5538f3de21b7
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/rt.rs:138:9
[INFO] [stderr]      5:     0x564895121c7f - core::fmt::write::hac9705ca9b43c249
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/mod.rs:1094:21
[INFO] [stderr]      6:     0x564895102bd1 - std::io::Write::write_fmt::h7bc9466b47d6774b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/io/mod.rs:1713:15
[INFO] [stderr]      7:     0x5648951049b5 - std::sys_common::backtrace::_print::h03072469d8150f3e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x5648951049b5 - std::sys_common::backtrace::print::hd0f67791f02b87ae
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x564895105d37 - std::panicking::default_hook::{{closure}}::h7c8ccb2c703d1528
[INFO] [stderr]     10:     0x564895105b24 - std::panicking::default_hook::h770c31d58b53801e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:288:9
[INFO] [stderr]     11:     0x5648951061ec - std::panicking::rust_panic_with_hook::hb50e58c42f5187f2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:705:13
[INFO] [stderr]     12:     0x5648951060e7 - std::panicking::begin_panic_handler::{{closure}}::h4d6093b91efbd52e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:597:13
[INFO] [stderr]     13:     0x564895104fd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h318963d1ef4510cb
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:151:18
[INFO] [stderr]     14:     0x564895105e32 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:593:5
[INFO] [stderr]     15:     0x56489503c5c3 - core::panicking::panic_fmt::h6ce9f4b93775846b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/panicking.rs:67:14
[INFO] [stderr]     16:     0x56489503ca93 - core::result::unwrap_failed::h45c53cbae19f42f6
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/result.rs:1651:5
[INFO] [stderr]     17:     0x56489503df2b - core::result::Result<T,E>::unwrap::h05ed8df20741e698
[INFO] [stderr]     18:     0x56489503f06c - build_script_build::main::h1589aae57b31a6af
[INFO] [stderr]     19:     0x56489503dcf3 - core::ops::function::FnOnce::call_once::hc57d0ce4616453aa
[INFO] [stderr]     20:     0x56489503d6d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0b7d0732448a356f
[INFO] [stderr]     21:     0x56489503d729 - std::rt::lang_start::{{closure}}::ha8865921be3d93f7
[INFO] [stderr]     22:     0x5648950ff645 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb332f02ff9fc81e2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x5648950ff645 - std::panicking::try::do_call::hed879afea606d968
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     24:     0x5648950ff645 - std::panicking::try::h395a878f3e4bd2f0
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     25:     0x5648950ff645 - std::panic::catch_unwind::hb44b6ea043448d57
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x5648950ff645 - std::rt::lang_start_internal::{{closure}}::h6184ba9e5b3e5fbf
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x5648950ff645 - std::panicking::try::do_call::h8b2c97d4d3608274
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     28:     0x5648950ff645 - std::panicking::try::hfa4cc536e097f1fe
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     29:     0x5648950ff645 - std::panic::catch_unwind::ha3e2192625bb4844
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x5648950ff645 - std::rt::lang_start_internal::hbd6687884d030770
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x56489503d707 - std::rt::lang_start::h264df4166dfc1179
[INFO] [stderr]     32:     0x564895040745 - main
[INFO] [stderr]     33:     0x7f38f1090d90 - <unknown>
[INFO] [stderr]     34:     0x7f38f1090e40 - __libc_start_main
[INFO] [stderr]     35:     0x56489503cd55 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "fa61ac73bc98287641e3df499a199b6a0711e25ee801a62adb46cb2ce9a3d737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa61ac73bc98287641e3df499a199b6a0711e25ee801a62adb46cb2ce9a3d737", kill_on_drop: false }`
[INFO] [stdout] fa61ac73bc98287641e3df499a199b6a0711e25ee801a62adb46cb2ce9a3d737
