[INFO] fetching crate turul-mcp-protocol-2025-06-18 0.2.1...
[INFO] checking turul-mcp-protocol-2025-06-18-0.2.1 against try#aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa for pr-149195-3
[INFO] extracting crate turul-mcp-protocol-2025-06-18 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate turul-mcp-protocol-2025-06-18 0.2.1
[INFO] finished tweaking crates.io crate turul-mcp-protocol-2025-06-18 0.2.1
[INFO] tweaked toml for crates.io crate turul-mcp-protocol-2025-06-18 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate turul-mcp-protocol-2025-06-18 0.2.1 on toolchain aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate turul-mcp-protocol-2025-06-18 0.2.1 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" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5078ae8a69b977c6803a5e1d5e7bd965b7a674f42be318f259c8d4d1a9cb5df7
[INFO] running `Command { std: "docker" "start" "-a" "5078ae8a69b977c6803a5e1d5e7bd965b7a674f42be318f259c8d4d1a9cb5df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5078ae8a69b977c6803a5e1d5e7bd965b7a674f42be318f259c8d4d1a9cb5df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5078ae8a69b977c6803a5e1d5e7bd965b7a674f42be318f259c8d4d1a9cb5df7", kill_on_drop: false }`
[INFO] [stdout] 5078ae8a69b977c6803a5e1d5e7bd965b7a674f42be318f259c8d4d1a9cb5df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dd7e2ff6f826f25677dff8d3664a40c5aa0c6e1294be0542d399ba02ca87acd
[INFO] running `Command { std: "docker" "start" "-a" "1dd7e2ff6f826f25677dff8d3664a40c5aa0c6e1294be0542d399ba02ca87acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking turul-mcp-json-rpc-server v0.2.1
[INFO] [stderr]     Checking turul-mcp-protocol-2025-06-18 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "1dd7e2ff6f826f25677dff8d3664a40c5aa0c6e1294be0542d399ba02ca87acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd7e2ff6f826f25677dff8d3664a40c5aa0c6e1294be0542d399ba02ca87acd", kill_on_drop: false }`
[INFO] [stdout] 1dd7e2ff6f826f25677dff8d3664a40c5aa0c6e1294be0542d399ba02ca87acd