[INFO] fetching crate polychat-core 0.1.5...
[INFO] checking polychat-core-0.1.5 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate polychat-core 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate polychat-core 0.1.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polychat-core 0.1.5
[INFO] finished tweaking crates.io crate polychat-core 0.1.5
[INFO] tweaked toml for crates.io crate polychat-core 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polychat-plugin v0.3.1
[INFO] [stderr]   Downloaded cbindgen v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2b06900b564e90dcf17c618542b816312b2ecd3999e396acebecc1ac76a69f6
[INFO] running `Command { std: "docker" "start" "-a" "a2b06900b564e90dcf17c618542b816312b2ecd3999e396acebecc1ac76a69f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2b06900b564e90dcf17c618542b816312b2ecd3999e396acebecc1ac76a69f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b06900b564e90dcf17c618542b816312b2ecd3999e396acebecc1ac76a69f6", kill_on_drop: false }`
[INFO] [stdout] a2b06900b564e90dcf17c618542b816312b2ecd3999e396acebecc1ac76a69f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf98f0a33bcf58bda8eabd8a59255e4ac80aa97ac0c04a98663ff8f578bd3e4d
[INFO] running `Command { std: "docker" "start" "-a" "bf98f0a33bcf58bda8eabd8a59255e4ac80aa97ac0c04a98663ff8f578bd3e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling cbindgen v0.20.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling tempfile v3.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling polychat-plugin v0.3.1
[INFO] [stderr] error: failed to run custom build command for `polychat-plugin v0.3.1`
[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/polychat-plugin-82450faa886165e8/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1/build.rs:16:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: CargoMetadata("/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1/Cargo.toml", Metadata(Output { status: ExitStatus(unix_wait_status(25856)), stdout: "", stderr: "    Updating crates.io index\nwarning: spurious network error (3 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nwarning: spurious network error (2 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nwarning: spurious network error (1 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nerror: failed to get `libc` as a dependency of package `polychat-plugin v0.3.1 (/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1)`\n\nCaused by:\n  failed to query replaced source registry `crates-io`\n\nCaused by:\n  download of config.json failed\n\nCaused by:\n  failed to download from `https://index.crates.io/config.json`\n\nCaused by:\n  [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\n" }))
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55715d9998c6 - std::backtrace_rs::backtrace::libunwind::trace::heebc7766b165eb2a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55715d9998c6 - std::backtrace_rs::backtrace::trace_unsynchronized::ha677020d8fc0296d
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55715d9998c6 - std::sys_common::backtrace::_print_fmt::hcaff2fd86a1aeaa3
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55715d9998c6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc2446d8aa0059188
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55715d9c39f0 - core::fmt::rt::Argument::fmt::h2fbb6454da37999b
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55715d9c39f0 - core::fmt::write::had96bdeda7d49d3a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55715d99700f - std::io::Write::write_fmt::h30b1f36eea05b391
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/io/mod.rs:1849:15
[INFO] [stderr]      7:     0x55715d9996a4 - std::sys_common::backtrace::_print::hc333bb91ae972137
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55715d9996a4 - std::sys_common::backtrace::print::h18fd3c71a95a3169
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55715d99ae17 - std::panicking::default_hook::{{closure}}::ha3473f9bcb4e9a37
[INFO] [stderr]     10:     0x55715d99ab79 - std::panicking::default_hook::h23d9d43185db6584
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55715d99b2a8 - std::panicking::rust_panic_with_hook::h94aceaa7df3a6edd
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x55715d99b182 - std::panicking::begin_panic_handler::{{closure}}::h9905d45d1d82fc42
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:659:13
[INFO] [stderr]     13:     0x55715d999dc6 - std::sys_common::backtrace::__rust_end_short_backtrace::hb02085545dc143b9
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55715d99aed4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:647:5
[INFO] [stderr]     15:     0x55715d530f75 - core::panicking::panic_fmt::h6dca3983f8a9f4d0
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55715d531553 - core::result::unwrap_failed::h640a7fdbeb8f545f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/result.rs:1649:5
[INFO] [stderr]     17:     0x55715d664d37 - build_script_build::main::hd0b234f2738e9f62
[INFO] [stderr]     18:     0x55715d667463 - core::ops::function::FnOnce::call_once::h39fa16ac8b180eba
[INFO] [stderr]     19:     0x55715d64d536 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4df5f3099bff0ecf
[INFO] [stderr]     20:     0x55715d658f89 - std::rt::lang_start::{{closure}}::hbafc18367940612e
[INFO] [stderr]     21:     0x55715d993111 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h298d8ff12ebcec8c
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55715d993111 - std::panicking::try::do_call::hbd0ffb05da5bd343
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:554:40
[INFO] [stderr]     23:     0x55715d993111 - std::panicking::try::h11c9a152defd5d2a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:518:19
[INFO] [stderr]     24:     0x55715d993111 - std::panic::catch_unwind::h0d6db2fa902b4d64
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x55715d993111 - std::rt::lang_start_internal::{{closure}}::hdcc09b4aad7ef821
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55715d993111 - std::panicking::try::do_call::h3ffd2f162d60900f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:554:40
[INFO] [stderr]     27:     0x55715d993111 - std::panicking::try::heeba82b9c3e190fb
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:518:19
[INFO] [stderr]     28:     0x55715d993111 - std::panic::catch_unwind::hdaab8f1c188f387f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x55715d993111 - std::rt::lang_start_internal::h9989e088c48b7903
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55715d658f67 - std::rt::lang_start::he875d2059f10eb5f
[INFO] [stderr]     31:     0x55715d664ed5 - main
[INFO] [stderr]     32:     0x7f6159258d90 - <unknown>
[INFO] [stderr]     33:     0x7f6159258e40 - __libc_start_main
[INFO] [stderr]     34:     0x55715d531855 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "bf98f0a33bcf58bda8eabd8a59255e4ac80aa97ac0c04a98663ff8f578bd3e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf98f0a33bcf58bda8eabd8a59255e4ac80aa97ac0c04a98663ff8f578bd3e4d", kill_on_drop: false }`
[INFO] [stdout] bf98f0a33bcf58bda8eabd8a59255e4ac80aa97ac0c04a98663ff8f578bd3e4d
[INFO] checking polychat-core-0.1.5 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate polychat-core 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate polychat-core 0.1.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polychat-core 0.1.5
[INFO] finished tweaking crates.io crate polychat-core 0.1.5
[INFO] tweaked toml for crates.io crate polychat-core 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2800cb17dc441efe6906d6dd09895fc95b9c90ecfa7fde6a93d1d40a7936677
[INFO] running `Command { std: "docker" "start" "-a" "e2800cb17dc441efe6906d6dd09895fc95b9c90ecfa7fde6a93d1d40a7936677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2800cb17dc441efe6906d6dd09895fc95b9c90ecfa7fde6a93d1d40a7936677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2800cb17dc441efe6906d6dd09895fc95b9c90ecfa7fde6a93d1d40a7936677", kill_on_drop: false }`
[INFO] [stdout] e2800cb17dc441efe6906d6dd09895fc95b9c90ecfa7fde6a93d1d40a7936677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] b0f3a7851aca4949bb7e80b99f6b6bc95ece1e9ff88d666845e97e3f7ae5baad
[INFO] running `Command { std: "docker" "start" "-a" "b0f3a7851aca4949bb7e80b99f6b6bc95ece1e9ff88d666845e97e3f7ae5baad", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cbindgen v0.20.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tempfile v3.10.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling polychat-plugin v0.3.1
[INFO] [stderr] error: failed to run custom build command for `polychat-plugin v0.3.1`
[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/polychat-plugin-82450faa886165e8/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1/build.rs:16:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: CargoMetadata("/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1/Cargo.toml", Metadata(Output { status: ExitStatus(unix_wait_status(25856)), stdout: "", stderr: "    Updating crates.io index\nwarning: spurious network error (3 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nwarning: spurious network error (2 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nwarning: spurious network error (1 tries remaining): [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\nerror: failed to get `libc` as a dependency of package `polychat-plugin v0.3.1 (/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/polychat-plugin-0.3.1)`\n\nCaused by:\n  failed to query replaced source registry `crates-io`\n\nCaused by:\n  download of config.json failed\n\nCaused by:\n  failed to download from `https://index.crates.io/config.json`\n\nCaused by:\n  [6] Couldn't resolve host name (Could not resolve host: index.crates.io)\n" }))
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a6fa9248c6 - std::backtrace_rs::backtrace::libunwind::trace::heebc7766b165eb2a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55a6fa9248c6 - std::backtrace_rs::backtrace::trace_unsynchronized::ha677020d8fc0296d
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a6fa9248c6 - std::sys_common::backtrace::_print_fmt::hcaff2fd86a1aeaa3
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55a6fa9248c6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc2446d8aa0059188
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55a6fa94e9f0 - core::fmt::rt::Argument::fmt::h2fbb6454da37999b
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55a6fa94e9f0 - core::fmt::write::had96bdeda7d49d3a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55a6fa92200f - std::io::Write::write_fmt::h30b1f36eea05b391
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/io/mod.rs:1849:15
[INFO] [stderr]      7:     0x55a6fa9246a4 - std::sys_common::backtrace::_print::hc333bb91ae972137
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55a6fa9246a4 - std::sys_common::backtrace::print::h18fd3c71a95a3169
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55a6fa925e17 - std::panicking::default_hook::{{closure}}::ha3473f9bcb4e9a37
[INFO] [stderr]     10:     0x55a6fa925b79 - std::panicking::default_hook::h23d9d43185db6584
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55a6fa9262a8 - std::panicking::rust_panic_with_hook::h94aceaa7df3a6edd
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x55a6fa926182 - std::panicking::begin_panic_handler::{{closure}}::h9905d45d1d82fc42
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:659:13
[INFO] [stderr]     13:     0x55a6fa924dc6 - std::sys_common::backtrace::__rust_end_short_backtrace::hb02085545dc143b9
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55a6fa925ed4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:647:5
[INFO] [stderr]     15:     0x55a6fa4bbf75 - core::panicking::panic_fmt::h6dca3983f8a9f4d0
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55a6fa4bc553 - core::result::unwrap_failed::h640a7fdbeb8f545f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/result.rs:1649:5
[INFO] [stderr]     17:     0x55a6fa5efd37 - build_script_build::main::hd0b234f2738e9f62
[INFO] [stderr]     18:     0x55a6fa5f2463 - core::ops::function::FnOnce::call_once::h39fa16ac8b180eba
[INFO] [stderr]     19:     0x55a6fa5d8536 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4df5f3099bff0ecf
[INFO] [stderr]     20:     0x55a6fa5e3f89 - std::rt::lang_start::{{closure}}::hbafc18367940612e
[INFO] [stderr]     21:     0x55a6fa91e111 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h298d8ff12ebcec8c
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55a6fa91e111 - std::panicking::try::do_call::hbd0ffb05da5bd343
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:554:40
[INFO] [stderr]     23:     0x55a6fa91e111 - std::panicking::try::h11c9a152defd5d2a
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:518:19
[INFO] [stderr]     24:     0x55a6fa91e111 - std::panic::catch_unwind::h0d6db2fa902b4d64
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x55a6fa91e111 - std::rt::lang_start_internal::{{closure}}::hdcc09b4aad7ef821
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55a6fa91e111 - std::panicking::try::do_call::h3ffd2f162d60900f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:554:40
[INFO] [stderr]     27:     0x55a6fa91e111 - std::panicking::try::heeba82b9c3e190fb
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panicking.rs:518:19
[INFO] [stderr]     28:     0x55a6fa91e111 - std::panic::catch_unwind::hdaab8f1c188f387f
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x55a6fa91e111 - std::rt::lang_start_internal::h9989e088c48b7903
[INFO] [stderr]                                  at /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55a6fa5e3f67 - std::rt::lang_start::he875d2059f10eb5f
[INFO] [stderr]     31:     0x55a6fa5efed5 - main
[INFO] [stderr]     32:     0x7f562ad5dd90 - <unknown>
[INFO] [stderr]     33:     0x7f562ad5de40 - __libc_start_main
[INFO] [stderr]     34:     0x55a6fa4bc855 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "b0f3a7851aca4949bb7e80b99f6b6bc95ece1e9ff88d666845e97e3f7ae5baad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f3a7851aca4949bb7e80b99f6b6bc95ece1e9ff88d666845e97e3f7ae5baad", kill_on_drop: false }`
[INFO] [stdout] b0f3a7851aca4949bb7e80b99f6b6bc95ece1e9ff88d666845e97e3f7ae5baad
