[INFO] fetching crate mcp-types 0.1.1... [INFO] testing mcp-types-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate mcp-types 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate mcp-types 0.1.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate mcp-types 0.1.1 [INFO] tweaked toml for crates.io crate mcp-types 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mcp-types 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 170 packages to latest compatible versions [INFO] [stderr] Adding jsonschema v0.29.1 (available: v0.33.0) [INFO] [stderr] Adding schemars v0.8.22 (available: v1.0.4) [INFO] [stderr] Adding typify v0.3.0 (available: v0.4.3) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2115a6c94ac2ee3c0dc0b46faca8f3ae1a6c287926719dec5b536da298c238fc [INFO] running `Command { std: "docker" "start" "-a" "2115a6c94ac2ee3c0dc0b46faca8f3ae1a6c287926719dec5b536da298c238fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2115a6c94ac2ee3c0dc0b46faca8f3ae1a6c287926719dec5b536da298c238fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2115a6c94ac2ee3c0dc0b46faca8f3ae1a6c287926719dec5b536da298c238fc", kill_on_drop: false }` [INFO] [stdout] 2115a6c94ac2ee3c0dc0b46faca8f3ae1a6c287926719dec5b536da298c238fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 17a700bc26ca3f6c32584ab744182243d05b58a662527e7f526e7dfa71fb57e4 [INFO] running `Command { std: "docker" "start" "-a" "17a700bc26ca3f6c32584ab744182243d05b58a662527e7f526e7dfa71fb57e4", kill_on_drop: false }` [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling foldhash v0.1.5 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling semver v1.0.27 [INFO] [stderr] Compiling hashbrown v0.15.5 [INFO] [stderr] Compiling regress v0.10.4 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling schemars_derive v0.8.22 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling schemars v0.8.22 [INFO] [stderr] Compiling serde_tokenstream v0.2.2 [INFO] [stderr] Compiling typify-impl v0.3.0 [INFO] [stderr] Compiling typify-macro v0.3.0 [INFO] [stderr] Compiling typify v0.3.0 [INFO] [stderr] Compiling mcp-types v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `mcp-types v0.1.1 (/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/mcp-types-89779d36c3ec9770/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (495) panicked at build.rs:27:35: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x6456f9e5d702 - 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: 0x6456f9e5d702 - 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: 0x6456f9e5d702 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x6456f9e5d702 - ::fmt::h4ee3a75aa71a2c45 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x6456f9e7b8ff - core::fmt::rt::Argument::fmt::h6f1564705cd089af [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x6456f9e7b8ff - core::fmt::write::h21ca93b65a7c281a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x6456f9e4f083 - std::io::default_write_fmt::h745a1edf2999cb3b [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x6456f9e4f083 - std::io::Write::write_fmt::hfc56e66d6e189682 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x6456f9e5dd12 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x6456f9e4c28c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x6456f9e4c0c6 - std::panicking::default_hook::hccb5e73b206c0830 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x6456f9e4cf4a - std::panicking::panic_with_hook::h3190ecc6229cdd29 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x6456f9e5db1a - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x6456f9e5da79 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x6456f9e4ccbd - __rustc[a93bd50104b99ad4]::rust_begin_unwind [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x6456f9e82fb0 - core::panicking::panic_fmt::hc70c3c83f13c1375 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x6456f9e84956 - core::result::unwrap_failed::ha809bf80017a514a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5 [INFO] [stderr] 17: 0x6456f98ce3e6 - build_script_build::generate::h90bbac37fa91c0c5 [INFO] [stderr] 18: 0x6456f98ce522 - build_script_build::main::hdc2003247c366e9f [INFO] [stderr] 19: 0x6456f98c7813 - core::ops::function::FnOnce::call_once::h002f0b8d5ca0ced8 [INFO] [stderr] 20: 0x6456f98c82d6 - std::sys::backtrace::__rust_begin_short_backtrace::h2f13bc6a9b70f537 [INFO] [stderr] 21: 0x6456f98c73e9 - std::rt::lang_start::{{closure}}::h3633537a1a728c0e [INFO] [stderr] 22: 0x6456f9e5e490 - 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: 0x6456f9e5e490 - std::panicking::catch_unwind::do_call::hd4eb7cf01d0f66cd [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 24: 0x6456f9e5e490 - std::panicking::catch_unwind::h35b4afc45093edf5 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 25: 0x6456f9e5e490 - std::panic::catch_unwind::h5a7ef11ac2fa7980 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x6456f9e5e490 - std::rt::lang_start_internal::{{closure}}::h18f8e059e8eb5f5a [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x6456f9e5e490 - std::panicking::catch_unwind::do_call::hb4f94f34ea41283f [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 28: 0x6456f9e5e490 - std::panicking::catch_unwind::hfbb31091ea806204 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 29: 0x6456f9e5e490 - std::panic::catch_unwind::hc88f452387620cfb [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x6456f9e5e490 - std::rt::lang_start_internal::h23cfb6dcbf9c9010 [INFO] [stderr] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x6456f98c73d1 - std::rt::lang_start::ha85af11891ece1a5 [INFO] [stderr] 32: 0x6456f98d26f5 - main [INFO] [stderr] 33: 0x7f80d6f0b1ca - [INFO] [stderr] 34: 0x7f80d6f0b28b - __libc_start_main [INFO] [stderr] 35: 0x6456f98c6575 - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "17a700bc26ca3f6c32584ab744182243d05b58a662527e7f526e7dfa71fb57e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17a700bc26ca3f6c32584ab744182243d05b58a662527e7f526e7dfa71fb57e4", kill_on_drop: false }` [INFO] [stdout] 17a700bc26ca3f6c32584ab744182243d05b58a662527e7f526e7dfa71fb57e4