[INFO] cloning repository https://github.com/Chatelo/rust_counter_mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chatelo/rust_counter_mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatelo%2Frust_counter_mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatelo%2Frust_counter_mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c48d0f6b1cbc5fafb8478f30b4827c60bf633bf9
[INFO] checking Chatelo/rust_counter_mcp against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChatelo%2Frust_counter_mcp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chatelo/rust_counter_mcp
[INFO] finished tweaking git repo https://github.com/Chatelo/rust_counter_mcp
[INFO] tweaked toml for git repo https://github.com/Chatelo/rust_counter_mcp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chatelo/rust_counter_mcp on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Chatelo/rust_counter_mcp 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmcp-macros v0.3.0
[INFO] [stderr]   Downloaded schemars_derive v1.0.4
[INFO] [stderr]   Downloaded rmcp v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1202ac7d65a65e4aff328b1bae7e05601650c04011c77d5844201efef5b807da
[INFO] running `Command { std: "docker" "start" "-a" "1202ac7d65a65e4aff328b1bae7e05601650c04011c77d5844201efef5b807da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1202ac7d65a65e4aff328b1bae7e05601650c04011c77d5844201efef5b807da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1202ac7d65a65e4aff328b1bae7e05601650c04011c77d5844201efef5b807da", kill_on_drop: false }`
[INFO] [stdout] 1202ac7d65a65e4aff328b1bae7e05601650c04011c77d5844201efef5b807da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afbbb619207d1ea43bd17bab75423c0aa00ff4201e0e2cee75c7c1dc51c829ec
[INFO] running `Command { std: "docker" "start" "-a" "afbbb619207d1ea43bd17bab75423c0aa00ff4201e0e2cee75c7c1dc51c829ec", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking schemars v1.0.4
[INFO] [stderr]    Compiling rmcp-macros v0.3.0
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking rmcp v0.3.0
[INFO] [stderr]     Checking rust_counter_mcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorCode`
[INFO] [stdout]  --> src/main.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...   CallToolRequestParam, CallToolResult, Content, ErrorCode, Implementation, ListToolsResult, PaginatedRequestParam, ProtocolVersi...
[INFO] [stdout]   |                                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Cow, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorCode`
[INFO] [stdout]  --> src/main.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...   CallToolRequestParam, CallToolResult, Content, ErrorCode, Implementation, ListToolsResult, PaginatedRequestParam, ProtocolVersi...
[INFO] [stdout]   |                                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `Command { std: "docker" "inspect" "afbbb619207d1ea43bd17bab75423c0aa00ff4201e0e2cee75c7c1dc51c829ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbbb619207d1ea43bd17bab75423c0aa00ff4201e0e2cee75c7c1dc51c829ec", kill_on_drop: false }`
[INFO] [stdout] afbbb619207d1ea43bd17bab75423c0aa00ff4201e0e2cee75c7c1dc51c829ec