[INFO] fetching crate polychat-core 0.1.5... [INFO] testing polychat-core-0.1.5 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate polychat-core 0.1.5 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate polychat-core 0.1.5 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded polychat-plugin v0.3.1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 40e4096f9f2d432ab9c8a3a2c25d76e3093a86c92790dfcbedceaaf2c2f9b22a [INFO] running `Command { std: "docker" "start" "-a" "40e4096f9f2d432ab9c8a3a2c25d76e3093a86c92790dfcbedceaaf2c2f9b22a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40e4096f9f2d432ab9c8a3a2c25d76e3093a86c92790dfcbedceaaf2c2f9b22a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40e4096f9f2d432ab9c8a3a2c25d76e3093a86c92790dfcbedceaaf2c2f9b22a", kill_on_drop: false }` [INFO] [stdout] 40e4096f9f2d432ab9c8a3a2c25d76e3093a86c92790dfcbedceaaf2c2f9b22a [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35f91e07c7df5a75ca5e7a63d1226803bbf408e771fd9e6f35305b3e89c4636d [INFO] running `Command { std: "docker" "start" "-a" "35f91e07c7df5a75ca5e7a63d1226803bbf408e771fd9e6f35305b3e89c4636d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling cbindgen v0.20.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling libloading v0.7.3 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling toml v0.5.8 [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] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/polychat-plugin-e26a0bb6fff81cff/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: CargoMetadata("/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 (2 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)\nwarning: spurious network error (1 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)\nerror: failed to get `libc` as a dependency of package `polychat-plugin v0.3.1 (/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polychat-plugin-0.3.1)`\n\nCaused by:\n failed to load source for dependency `libc`\n\nCaused by:\n Unable to update registry `crates-io`\n\nCaused by:\n failed to fetch `https://github.com/rust-lang/crates.io-index`\n\nCaused by:\n network failure seems to have happened\n if a proxy or similar is necessary `net.git-fetch-with-cli` may help here\n https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli\n\nCaused by:\n failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)\n" }))', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polychat-plugin-0.3.1/build.rs:16:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d120cf270c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55d120cf270c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d120cf270c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55d120cf270c - ::fmt::ha305a40dbc030444 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55d120d196ec - core::fmt::write::hadd15acf4d6ce273 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stderr] 5: 0x55d120cee298 - std::io::Write::write_fmt::h0f87f6c0c21ec48a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stderr] 6: 0x55d120cf42f7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55d120cf42f7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55d120cf42f7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55d120cf3fbf - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55d120cf4a4a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55d120cf4737 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55d120cf2bd4 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x55d120cf4449 - rust_begin_unwind [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55d1207685b3 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x55d1207686a3 - core::result::unwrap_failed::hf9b34e307f812de0 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5 [INFO] [stderr] 16: 0x55d1208a5a1d - core::result::Result::unwrap::hdb2049d4285120ae [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1065:23 [INFO] [stderr] 17: 0x55d12086d6e4 - build_script_build::main::h7b52d3c359a9630d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polychat-plugin-0.3.1/build.rs:15:2 [INFO] [stderr] 18: 0x55d1208c2afb - core::ops::function::FnOnce::call_once::hf4a6caf8de95e0b9 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55d12085c12e - std::sys_common::backtrace::__rust_begin_short_backtrace::hcd79b6e466fd0ccf [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x55d1208d8781 - std::rt::lang_start::{{closure}}::h0fdf9d4e577d2bd0 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55d120cf1df1 - core::ops::function::impls:: for &F>::call_once::h9e134bb161d17658 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55d120cf1df1 - std::panicking::try::do_call::h7f361d911648db1a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x55d120cf1df1 - std::panicking::try::hbe441b12f8ff00e7 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x55d120cf1df1 - std::panic::catch_unwind::h12066b7ab56d7459 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x55d120cf1df1 - std::rt::lang_start_internal::{{closure}}::h901c86e61467dcde [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55d120cf1df1 - std::panicking::try::do_call::h1817b5f028d90a8c [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x55d120cf1df1 - std::panicking::try::hd5afeaf2f0454960 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x55d120cf1df1 - std::panic::catch_unwind::h13348562ae6426ca [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x55d120cf1df1 - std::rt::lang_start_internal::hf194c7db73fedcb2 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55d1208d8750 - std::rt::lang_start::he998a39c2b53320e [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55d1208792fc - main [INFO] [stderr] 32: 0x7feeb7cee0b3 - __libc_start_main [INFO] [stderr] 33: 0x55d120768e3e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "35f91e07c7df5a75ca5e7a63d1226803bbf408e771fd9e6f35305b3e89c4636d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35f91e07c7df5a75ca5e7a63d1226803bbf408e771fd9e6f35305b3e89c4636d", kill_on_drop: false }` [INFO] [stdout] 35f91e07c7df5a75ca5e7a63d1226803bbf408e771fd9e6f35305b3e89c4636d