[INFO] fetching crate tcl-mcp-server 0.1.2... [INFO] testing tcl-mcp-server-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate tcl-mcp-server 0.1.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate tcl-mcp-server 0.1.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tcl-mcp-server 0.1.2 [INFO] tweaked toml for crates.io crate tcl-mcp-server 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tcl-mcp-server 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tcl-mcp-server 0.1.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded toml v0.7.8 [INFO] [stderr] Downloaded tuplex v0.1.2 [INFO] [stderr] Downloaded tcl v0.1.9 [INFO] [stderr] Downloaded tracing-appender v0.2.3 [INFO] [stderr] Downloaded kqueue v1.1.1 [INFO] [stderr] Downloaded anstyle-query v1.1.3 [INFO] [stderr] Downloaded anstyle-wincon v3.0.9 [INFO] [stderr] Downloaded anstream v0.6.19 [INFO] [stderr] Downloaded clap v4.5.41 [INFO] [stderr] Downloaded bindgen v0.64.0 [INFO] [stderr] Downloaded rustls v0.23.29 [INFO] [stderr] Downloaded clap_builder v4.5.41 [INFO] [stderr] Downloaded rustls-webpki v0.103.4 [INFO] [stderr] Downloaded hyper-util v0.1.15 [INFO] [stderr] Downloaded rust-mcp-schema v0.1.11 [INFO] [stderr] Downloaded bind_syn v0.1.0 [INFO] [stderr] Downloaded mutf8 v0.2.0 [INFO] [stderr] Downloaded enumx v0.4.3 [INFO] [stderr] Downloaded clib v0.2.4 [INFO] [stderr] Downloaded cex v0.5.2 [INFO] [stderr] Downloaded tcl_derive v0.1.5 [INFO] [stderr] Downloaded inwelling v0.5.5 [INFO] [stderr] Downloaded cex_derive v0.5.2 [INFO] [stderr] Downloaded enumx_derive v0.4.2 [INFO] [stderr] Downloaded molt v0.3.1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 336052f0590110578bd329a2feb383da8327e24eb722a2993584eb905c4a25ec [INFO] running `Command { std: "docker" "start" "-a" "336052f0590110578bd329a2feb383da8327e24eb722a2993584eb905c4a25ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "336052f0590110578bd329a2feb383da8327e24eb722a2993584eb905c4a25ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "336052f0590110578bd329a2feb383da8327e24eb722a2993584eb905c4a25ec", kill_on_drop: false }` [INFO] [stdout] 336052f0590110578bd329a2feb383da8327e24eb722a2993584eb905c4a25ec [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ee1faecd3d11fbdefe50870e8f52ada9f9b5d8771a450467dcaf1aad43b577b [INFO] running `Command { std: "docker" "start" "-a" "0ee1faecd3d11fbdefe50870e8f52ada9f9b5d8771a450467dcaf1aad43b577b", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling cc v1.2.29 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling litemap v0.8.0 [INFO] [stderr] Compiling writeable v0.6.1 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling socket2 v0.5.10 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling anstyle-parse v0.2.7 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling colorchoice v1.0.4 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling anstyle-query v1.1.3 [INFO] [stderr] Compiling anstyle v1.0.11 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling iri-string v0.7.8 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling clap_lex v0.7.5 [INFO] [stderr] Compiling rustls-pki-types v1.12.0 [INFO] [stderr] Compiling time v0.3.41 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling anstream v0.6.19 [INFO] [stderr] Compiling inotify v0.9.6 [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling filetime v0.2.25 [INFO] [stderr] Compiling encoding_rs v0.8.35 [INFO] [stderr] Compiling dyn-clone v1.0.19 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling clap_builder v4.5.41 [INFO] [stderr] Compiling tcl-mcp-server v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling notify v6.1.1 [INFO] [stderr] Compiling dashmap v5.5.3 [INFO] [stderr] Compiling dirs v5.0.1 [INFO] [stderr] Compiling molt v0.3.1 [INFO] [stderr] error: failed to run custom build command for `tcl-mcp-server v0.1.2 (/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/tcl-mcp-server-83af5a209b14135d/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (622) panicked at build.rs:178:36: [INFO] [stderr] Failed to create target directory: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x60e9323c6612 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x60e9323c6612 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x60e9323c6612 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x60e9323c6612 - ::fmt::hde21067283f7e82e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x60e9323d563f - core::fmt::rt::Argument::fmt::he65307037dca33c6 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x60e9323d563f - core::fmt::write::h24186904251c31cb [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x60e9323a3f43 - std::io::default_write_fmt::hdc5d19b6df666f61 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x60e9323a3f43 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x60e9323a9a02 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x60e9323ab47c - std::panicking::default_hook::{{closure}}::h80a26d916c49679b [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x60e9323ab2d6 - std::panicking::default_hook::he2e9efee79b3dce9 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x60e9323aba55 - std::panicking::panic_with_hook::hf5648b7cec6bc73e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x60e9323ab8ea - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x60e9323a9b39 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x60e93239854d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x60e9323d8b60 - core::panicking::panic_fmt::hb5d6b83773432920 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x60e9323d8316 - core::result::unwrap_failed::h427ee4a8bb06d8af [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1862:5 [INFO] [stderr] 17: 0x60e932397550 - core::result::Result::expect::hb7414393b95cb9b5 [INFO] [stderr] 18: 0x60e9323955f9 - build_script_build::main::h7e7f1089a0b5b646 [INFO] [stderr] 19: 0x60e932396743 - core::ops::function::FnOnce::call_once::h1b3f007c7757ee01 [INFO] [stderr] 20: 0x60e9323965c6 - std::sys::backtrace::__rust_begin_short_backtrace::h413a56739125ea78 [INFO] [stderr] 21: 0x60e932396529 - std::rt::lang_start::{{closure}}::h9f4d74e8e717bd35 [INFO] [stderr] 22: 0x60e9323a57a0 - core::ops::function::impls:: for &F>::call_once::h8434f550918e723f [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 23: 0x60e9323a57a0 - std::panicking::catch_unwind::do_call::h7f7a838f33db43be [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stderr] 24: 0x60e9323a57a0 - std::panicking::catch_unwind::hf345702047129f6d [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stderr] 25: 0x60e9323a57a0 - std::panic::catch_unwind::h42f92c278294a3a0 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x60e9323a57a0 - std::rt::lang_start_internal::{{closure}}::ha6834eab5ce60f45 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x60e9323a57a0 - std::panicking::catch_unwind::do_call::hf4afda32c60c9e55 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stderr] 28: 0x60e9323a57a0 - std::panicking::catch_unwind::hbfda5503aab4db1e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stderr] 29: 0x60e9323a57a0 - std::panic::catch_unwind::h1a1ed11560d244f4 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x60e9323a57a0 - std::rt::lang_start_internal::h1f713c0146d469ad [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x60e932396511 - std::rt::lang_start::h9ef805161dcf8243 [INFO] [stderr] 32: 0x60e932398265 - main [INFO] [stderr] 33: 0x77cd4f38a1ca - [INFO] [stderr] 34: 0x77cd4f38a28b - __libc_start_main [INFO] [stderr] 35: 0x60e932394a15 - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0ee1faecd3d11fbdefe50870e8f52ada9f9b5d8771a450467dcaf1aad43b577b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ee1faecd3d11fbdefe50870e8f52ada9f9b5d8771a450467dcaf1aad43b577b", kill_on_drop: false }` [INFO] [stdout] 0ee1faecd3d11fbdefe50870e8f52ada9f9b5d8771a450467dcaf1aad43b577b