[INFO] fetching crate mcp-types 0.1.1... [INFO] testing mcp-types-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate mcp-types 0.1.1 into /workspace/builds/worker-5-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mcp-types 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 150 packages to latest compatible versions [INFO] [stderr] Adding jsonschema v0.29.1 (available: v0.45.1) [INFO] [stderr] Adding schemars v0.8.22 (available: v1.2.1) [INFO] [stderr] Adding typify v0.3.0 (available: v0.6.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded typify-macro v0.3.0 [INFO] [stderr] Downloaded typify v0.3.0 [INFO] [stderr] Downloaded typify-impl v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1246393cc1e5d527e0aa10fa4d15cd0e1ed762e58877fb41b55de5f7668e1677 [INFO] running `Command { std: "docker" "start" "-a" "1246393cc1e5d527e0aa10fa4d15cd0e1ed762e58877fb41b55de5f7668e1677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1246393cc1e5d527e0aa10fa4d15cd0e1ed762e58877fb41b55de5f7668e1677", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1246393cc1e5d527e0aa10fa4d15cd0e1ed762e58877fb41b55de5f7668e1677", kill_on_drop: false }` [INFO] [stdout] 1246393cc1e5d527e0aa10fa4d15cd0e1ed762e58877fb41b55de5f7668e1677 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d08f70f3b177fd4d9031f4ed636d59079a6bab4c55ff1d2f43ae37b642dc15c [INFO] running `Command { std: "docker" "start" "-a" "6d08f70f3b177fd4d9031f4ed636d59079a6bab4c55ff1d2f43ae37b642dc15c", kill_on_drop: false }` [INFO] [stderr] Compiling foldhash v0.2.0 [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling thiserror v2.0.18 [INFO] [stderr] Compiling semver v1.0.28 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling hashbrown v0.16.1 [INFO] [stderr] Compiling regress v0.10.5 [INFO] [stderr] Compiling serde_tokenstream v0.2.3 [INFO] [stderr] Compiling schemars_derive v0.8.22 [INFO] [stderr] Compiling schemars v0.8.22 [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-fb46399c1d5c97aa/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (349) 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: 0x64880f9a13ca - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x64880f9a13ca - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x64880f9a13ca - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stderr] 3: 0x64880f9a13ca - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stderr] 4: 0x64880f9b4eea - ::fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stderr] 5: 0x64880f9b4eea - core[fa0eadad68403074]::fmt::write [INFO] [stderr] 6: 0x64880f9a52c2 - std[31e582c13f4e914f]::io::default_write_fmt:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x64880f9a52c2 - ::write_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stderr] 8: 0x64880f98bc9f - ::print [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stderr] 9: 0x64880f98bc9f - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stderr] 10: 0x64880f99c781 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9 [INFO] [stderr] 11: 0x64880f99c9fb - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13 [INFO] [stderr] 12: 0x64880f98bd58 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stderr] 13: 0x64880f980fc9 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stderr] 14: 0x64880f98c6bd - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stderr] 15: 0x64880f9b572c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x64880f9b54a2 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stderr] 17: 0x64880f41ed6c - build_script_build[a27a7eed446d4075]::generate [INFO] [stderr] 18: 0x64880f41e212 - build_script_build[a27a7eed446d4075]::main [INFO] [stderr] 19: 0x64880f420b63 - >::call_once [INFO] [stderr] 20: 0x64880f415dd6 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] 21: 0x64880f41e1d9 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] 22: 0x64880f99bdb4 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 23: 0x64880f99bdb4 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stderr] 24: 0x64880f99bdb4 - std[31e582c13f4e914f]::panicking::catch_unwind:: + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stderr] 25: 0x64880f99bdb4 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x64880f99bdb4 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x64880f99bdb4 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stderr] 28: 0x64880f99bdb4 - std[31e582c13f4e914f]::panicking::catch_unwind:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stderr] 29: 0x64880f99bdb4 - std[31e582c13f4e914f]::panic::catch_unwind:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x64880f99bdb4 - std[31e582c13f4e914f]::rt::lang_start_internal [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x64880f415761 - std[31e582c13f4e914f]::rt::lang_start::<()> [INFO] [stderr] 32: 0x64880f420be5 - main [INFO] [stderr] 33: 0x7c472dd9f1ca - [INFO] [stderr] 34: 0x7c472dd9f28b - __libc_start_main [INFO] [stderr] 35: 0x64880f414e45 - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "6d08f70f3b177fd4d9031f4ed636d59079a6bab4c55ff1d2f43ae37b642dc15c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d08f70f3b177fd4d9031f4ed636d59079a6bab4c55ff1d2f43ae37b642dc15c", kill_on_drop: false }` [INFO] [stdout] 6d08f70f3b177fd4d9031f4ed636d59079a6bab4c55ff1d2f43ae37b642dc15c