[INFO] fetching crate mcp-rust 0.1.0... [INFO] checking mcp-rust-0.1.0 against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539 [INFO] extracting crate mcp-rust 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate mcp-rust 0.1.0 [INFO] finished tweaking crates.io crate mcp-rust 0.1.0 [INFO] tweaked toml for crates.io crate mcp-rust 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mcp-rust 0.1.0 on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mcp-rust 0.1.0 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbc64ceae3c20f65a551957983c1856e58a1d0a608440aef5e4ca1bf53781a3e [INFO] running `Command { std: "docker" "start" "-a" "fbc64ceae3c20f65a551957983c1856e58a1d0a608440aef5e4ca1bf53781a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbc64ceae3c20f65a551957983c1856e58a1d0a608440aef5e4ca1bf53781a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbc64ceae3c20f65a551957983c1856e58a1d0a608440aef5e4ca1bf53781a3e", kill_on_drop: false }` [INFO] [stdout] fbc64ceae3c20f65a551957983c1856e58a1d0a608440aef5e4ca1bf53781a3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d88d4cfb0f52e47e84cdca2e7b3ebe2791cabbdcf8a00b8b5bc04684d91a8abf [INFO] running `Command { std: "docker" "start" "-a" "d88d4cfb0f52e47e84cdca2e7b3ebe2791cabbdcf8a00b8b5bc04684d91a8abf", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.226 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling serde v1.0.226 [INFO] [stderr] Compiling aws-lc-rs v1.14.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling rustls v0.23.32 [INFO] [stderr] Compiling time-core v0.1.6 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Compiling unicase v2.8.1 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking deranged v0.5.3 [INFO] [stderr] Checking matchit v0.8.4 [INFO] [stderr] Checking compression-codecs v0.4.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling convert_case v0.8.0 [INFO] [stderr] Compiling time-macros v0.2.24 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking uuid v1.18.1 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Compiling struct-path v0.2.4 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling cc v1.2.38 [INFO] [stderr] Checking time v0.3.44 [INFO] [stderr] Checking serde_path_to_error v0.1.20 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Compiling aws-lc-sys v0.31.0 [INFO] [stderr] Compiling rvs_derive v0.3.2 [INFO] [stderr] Compiling rsb_derive v0.5.1 [INFO] [stderr] Checking rvstruct v0.3.2 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.226 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling prost-derive v0.14.1 [INFO] [stderr] Compiling axum-macros v0.5.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/prost-derive-0.14.1/src/field/scalar.rs:726:51 [INFO] [stdout] | [INFO] [stdout] 726 | ... let value: i64 = -lit.base10_parse()?; [INFO] [stdout] | ^^^^^^^^^^^^ cannot infer type of the type parameter `N` declared on the method `base10_parse` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 726 | let value: i64 = -lit.base10_parse::()?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Checking rustls-pki-types v1.12.0 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `prost-derive` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d88d4cfb0f52e47e84cdca2e7b3ebe2791cabbdcf8a00b8b5bc04684d91a8abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d88d4cfb0f52e47e84cdca2e7b3ebe2791cabbdcf8a00b8b5bc04684d91a8abf", kill_on_drop: false }` [INFO] [stdout] d88d4cfb0f52e47e84cdca2e7b3ebe2791cabbdcf8a00b8b5bc04684d91a8abf