[INFO] fetching crate tcl-mcp-server 0.1.2... [INFO] testing tcl-mcp-server-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate tcl-mcp-server 0.1.2 into /workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tcl-mcp-server 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bf6fa8ae615e51f67bfa73feb31924ffc4b0800f64ac28cd148d0077a0fd7b9 [INFO] running `Command { std: "docker" "start" "-a" "5bf6fa8ae615e51f67bfa73feb31924ffc4b0800f64ac28cd148d0077a0fd7b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bf6fa8ae615e51f67bfa73feb31924ffc4b0800f64ac28cd148d0077a0fd7b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bf6fa8ae615e51f67bfa73feb31924ffc4b0800f64ac28cd148d0077a0fd7b9", kill_on_drop: false }` [INFO] [stdout] 5bf6fa8ae615e51f67bfa73feb31924ffc4b0800f64ac28cd148d0077a0fd7b9 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c36f565ac1ff9361cb979fa58c72f8cc9a7842dbb9a07e9c07d123d169e85be [INFO] running `Command { std: "docker" "start" "-a" "9c36f565ac1ff9361cb979fa58c72f8cc9a7842dbb9a07e9c07d123d169e85be", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling cc v1.2.29 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling matchers v0.1.0 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling option-ext v0.2.0 [INFO] [stderr] Compiling time v0.3.41 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling filetime v0.2.25 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling inotify v0.9.6 [INFO] [stderr] Compiling nu-ansi-term v0.46.0 [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling tcl-mcp-server v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling molt v0.3.1 [INFO] [stderr] Compiling dirs v5.0.1 [INFO] [stderr] Compiling notify v6.1.1 [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' (192) 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: 0x5f028da3f522 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5f028da3f522 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5f028da3f522 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5f028da3f522 - ::fmt::h4ee3a75aa71a2c45 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5f028da5bd7f - core::fmt::rt::Argument::fmt::h6f1564705cd089af [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5f028da5bd7f - core::fmt::write::h21ca93b65a7c281a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5f028da31503 - std::io::default_write_fmt::h745a1edf2999cb3b [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5f028da31503 - std::io::Write::write_fmt::hfc56e66d6e189682 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5f028da3fb32 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5f028da2ec1c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5f028da2ea5c - std::panicking::default_hook::hccb5e73b206c0830 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5f028da2f76a - std::panicking::panic_with_hook::h3190ecc6229cdd29 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5f028da3f93a - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5f028da3f899 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5f028da2f51d - __rustc[a93bd50104b99ad4]::rust_begin_unwind [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5f028da5e9a0 - core::panicking::panic_fmt::hc70c3c83f13c1375 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5f028da5f226 - core::result::unwrap_failed::ha809bf80017a514a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5 [INFO] [stderr] 17: 0x5f028da1d910 - core::result::Result::expect::h825e27f69468825f [INFO] [stderr] 18: 0x5f028da1c959 - build_script_build::main::h479bb55cd36418f7 [INFO] [stderr] 19: 0x5f028da1d5b3 - core::ops::function::FnOnce::call_once::hd7b399b1cfb31271 [INFO] [stderr] 20: 0x5f028da1adb6 - std::sys::backtrace::__rust_begin_short_backtrace::h678dd509239467c7 [INFO] [stderr] 21: 0x5f028da1ad99 - std::rt::lang_start::{{closure}}::h007f9d1b758bb37d [INFO] [stderr] 22: 0x5f028da402b0 - core::ops::function::impls:: for &F>::call_once::hae16bf8966719858 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 23: 0x5f028da402b0 - std::panicking::catch_unwind::do_call::hd4eb7cf01d0f66cd [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 24: 0x5f028da402b0 - std::panicking::catch_unwind::h35b4afc45093edf5 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 25: 0x5f028da402b0 - std::panic::catch_unwind::h5a7ef11ac2fa7980 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x5f028da402b0 - std::rt::lang_start_internal::{{closure}}::h18f8e059e8eb5f5a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x5f028da402b0 - std::panicking::catch_unwind::do_call::hb4f94f34ea41283f [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 28: 0x5f028da402b0 - std::panicking::catch_unwind::hfbb31091ea806204 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 29: 0x5f028da402b0 - std::panic::catch_unwind::hc88f452387620cfb [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x5f028da402b0 - std::rt::lang_start_internal::h23cfb6dcbf9c9010 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x5f028da1ad81 - std::rt::lang_start::h21484cb27666a845 [INFO] [stderr] 32: 0x5f028da1d965 - main [INFO] [stderr] 33: 0x71cc066281ca - [INFO] [stderr] 34: 0x71cc0662828b - __libc_start_main [INFO] [stderr] 35: 0x5f028da1a035 - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9c36f565ac1ff9361cb979fa58c72f8cc9a7842dbb9a07e9c07d123d169e85be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c36f565ac1ff9361cb979fa58c72f8cc9a7842dbb9a07e9c07d123d169e85be", kill_on_drop: false }` [INFO] [stdout] 9c36f565ac1ff9361cb979fa58c72f8cc9a7842dbb9a07e9c07d123d169e85be