[INFO] fetching crate canon-mcp 0.2.0...
[INFO] checking canon-mcp-0.2.0 against try#39605810efb1a0d52f955bfba9e4eec7a01d5deb for pr-153692
[INFO] extracting crate canon-mcp 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate canon-mcp 0.2.0
[INFO] finished tweaking crates.io crate canon-mcp 0.2.0
[INFO] tweaked toml for crates.io crate canon-mcp 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate canon-mcp 0.2.0 on toolchain 39605810efb1a0d52f955bfba9e4eec7a01d5deb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate canon-mcp 0.2.0 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" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] cfe7da57715abdcb541e6759864c72ba04338773ae541774164c696b486f890b
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66aaeb2601981f987dedef7eccad01504efcde17363ff4b02a4a34431468d5fd
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[INFO] [stdout] warning: unused variable: `git_ok`
[INFO] [stdout]    --> src/server.rs:870:13
[INFO] [stdout]     |
[INFO] [stdout] 870 |         let git_ok = if receipt.git.is_some() {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_ok`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `git_ok`
[INFO] [stdout]    --> src/server.rs:870:13
[INFO] [stdout]     |
[INFO] [stdout] 870 |         let git_ok = if receipt.git.is_some() {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_ok`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `search_semantic` and `search_lexical` are never used
[INFO] [stdout]    --> src/search.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout]  27 | impl QueryEngine {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn search_semantic(&self, query: &str, k: usize) -> Result<Vec<SearchResult>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     pub fn search_lexical(&self, query: &str, k: usize) -> Result<Vec<SearchResult>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `jsonrpc` is never read
[INFO] [stdout]   --> src/server.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct JsonRpcRequest {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] 79 |     jsonrpc: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonRpcRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `search_semantic` and `search_lexical` are never used
[INFO] [stdout]    --> src/search.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout]  27 | impl QueryEngine {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn search_semantic(&self, query: &str, k: usize) -> Result<Vec<SearchResult>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     pub fn search_lexical(&self, query: &str, k: usize) -> Result<Vec<SearchResult>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `jsonrpc` is never read
[INFO] [stdout]   --> src/server.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct JsonRpcRequest {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] 79 |     jsonrpc: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonRpcRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "66aaeb2601981f987dedef7eccad01504efcde17363ff4b02a4a34431468d5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66aaeb2601981f987dedef7eccad01504efcde17363ff4b02a4a34431468d5fd", kill_on_drop: false }`
[INFO] [stdout] 66aaeb2601981f987dedef7eccad01504efcde17363ff4b02a4a34431468d5fd