[INFO] fetching crate polychat-core 0.1.5... [INFO] checking polychat-core-0.1.5 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate polychat-core 0.1.5 into /workspace/builds/worker-6-tc2/source [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-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate polychat-core 0.1.5 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages to latest compatible versions [INFO] [stderr] Adding libloading v0.7.4 (available: v0.8.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8711b76eb7719f1eb45b8e51087a1ac625e4ee55bec0e3ad1d3fdbf075836646 [INFO] running `Command { std: "docker" "start" "-a" "8711b76eb7719f1eb45b8e51087a1ac625e4ee55bec0e3ad1d3fdbf075836646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8711b76eb7719f1eb45b8e51087a1ac625e4ee55bec0e3ad1d3fdbf075836646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8711b76eb7719f1eb45b8e51087a1ac625e4ee55bec0e3ad1d3fdbf075836646", kill_on_drop: false }` [INFO] [stdout] 8711b76eb7719f1eb45b8e51087a1ac625e4ee55bec0e3ad1d3fdbf075836646 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9f2141eec3005742bf0d73405f03c6cb5656a43b43ac01dc34dcb719f4cb2a2 [INFO] running `Command { std: "docker" "start" "-a" "f9f2141eec3005742bf0d73405f03c6cb5656a43b43ac01dc34dcb719f4cb2a2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling bitflags v2.9.3 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling linux-raw-sys v0.9.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling cbindgen v0.20.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tempfile v3.21.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [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-5fa751dfe5ef1506/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (898) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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-1949cf8c6b5b557f/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] Could not resolve hostname (Could not resolve host: index.crates.io)\nwarning: spurious network error (2 tries remaining): [6] Could not resolve hostname (Could not resolve host: index.crates.io)\nwarning: spurious network error (1 try remaining): [6] Could not resolve hostname (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-1949cf8c6b5b557f/polychat-plugin-0.3.1)`\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] Could not resolve hostname (Could not resolve host: index.crates.io)\n" })) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5cf0e26d2e22 - std::backtrace_rs::backtrace::libunwind::trace::h105f921882c12e03 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5cf0e26d2e22 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8b40918ba88bae2 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5cf0e26d2e22 - std::sys::backtrace::_print_fmt::h61144b3593b669a6 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5cf0e26d2e22 - ::fmt::ha7f14f4d725d0e1f [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5cf0e26f6c8f - core::fmt::rt::Argument::fmt::h291cffbfb6f5f437 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5cf0e26f6c8f - core::fmt::write::h613c8eb2432c6a8e [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5cf0e26c3b13 - std::io::default_write_fmt::h1b19b0ce9c092acc [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5cf0e26c3b13 - std::io::Write::write_fmt::ha60efb35d66e9b8c [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5cf0e26d3132 - std::sys::backtrace::BacktraceLock::print::hb1963680433203b9 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5cf0e26c174c - std::panicking::default_hook::{{closure}}::h12644fad1f9f9c3f [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5cf0e26c1586 - std::panicking::default_hook::h92d7423bfb093343 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5cf0e26c10a1 - std::panicking::panic_with_hook::hfd863520fce8e281 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5cf0e26d31ea - std::panicking::panic_handler::{{closure}}::h75bad88e9628e7c4 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5cf0e26d3149 - std::sys::backtrace::__rust_end_short_backtrace::hba2ee9743eb3598b [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5cf0e26c0fdd - __rustc[d20f6e1e05d5ea87]::rust_begin_unwind [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5cf0e26fed50 - core::panicking::panic_fmt::h291b19446b355b1a [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5cf0e2700446 - core::result::unwrap_failed::he6619352ef31eefc [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/result.rs:1852:5 [INFO] [stderr] 17: 0x5cf0e2395ce4 - build_script_build::main::h3423e85814d69562 [INFO] [stderr] 18: 0x5cf0e23a6233 - core::ops::function::FnOnce::call_once::h68b794ebcb453a0c [INFO] [stderr] 19: 0x5cf0e23c70f6 - std::sys::backtrace::__rust_begin_short_backtrace::h593c4e44420dbcff [INFO] [stderr] 20: 0x5cf0e23a7039 - std::rt::lang_start::{{closure}}::hac6162d306c23670 [INFO] [stderr] 21: 0x5cf0e26d3990 - core::ops::function::impls:: for &F>::call_once::hd30f70589ce52217 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 22: 0x5cf0e26d3990 - std::panicking::catch_unwind::do_call::h229a800b64964a72 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40 [INFO] [stderr] 23: 0x5cf0e26d3990 - std::panicking::catch_unwind::hf5b1c782bbaa8c87 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19 [INFO] [stderr] 24: 0x5cf0e26d3990 - std::panic::catch_unwind::h44fb21a21f79e7af [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x5cf0e26d3990 - std::rt::lang_start_internal::{{closure}}::h3d19e32b9588f707 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x5cf0e26d3990 - std::panicking::catch_unwind::do_call::hf0c858106eb39fbd [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40 [INFO] [stderr] 27: 0x5cf0e26d3990 - std::panicking::catch_unwind::h92692cc8e925ec21 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19 [INFO] [stderr] 28: 0x5cf0e26d3990 - std::panic::catch_unwind::h4f023f48f37702a5 [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x5cf0e26d3990 - std::rt::lang_start_internal::h80fdaffb9834036d [INFO] [stderr] at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x5cf0e23a7021 - std::rt::lang_start::hb0319f9c07d1089f [INFO] [stderr] 31: 0x5cf0e239a125 - main [INFO] [stderr] 32: 0x79c7da0a51ca - [INFO] [stderr] 33: 0x79c7da0a528b - __libc_start_main [INFO] [stderr] 34: 0x5cf0e2297c65 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "f9f2141eec3005742bf0d73405f03c6cb5656a43b43ac01dc34dcb719f4cb2a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9f2141eec3005742bf0d73405f03c6cb5656a43b43ac01dc34dcb719f4cb2a2", kill_on_drop: false }` [INFO] [stdout] f9f2141eec3005742bf0d73405f03c6cb5656a43b43ac01dc34dcb719f4cb2a2