[INFO] cloning repository https://github.com/hyper-mcp-rs/serper-plugin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hyper-mcp-rs/serper-plugin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyper-mcp-rs%2Fserper-plugin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyper-mcp-rs%2Fserper-plugin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dbee94b4c30f0a784162851aca2d3ab3fc36ae0
[INFO] testing hyper-mcp-rs/serper-plugin against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyper-mcp-rs%2Fserper-plugin" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hyper-mcp-rs/serper-plugin
[INFO] finished tweaking git repo https://github.com/hyper-mcp-rs/serper-plugin
[INFO] tweaked toml for git repo https://github.com/hyper-mcp-rs/serper-plugin written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hyper-mcp-rs/serper-plugin on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hyper-mcp-rs/serper-plugin 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" "+1.99.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f
[INFO] running `Command { std: "docker" "start" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serper v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling base64-serde v0.8.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling proc-macro-utils v0.10.0
[INFO] [stderr]    Compiling manyhow-macros v0.11.4
[INFO] [stderr]    Compiling rmp v0.8.15
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling manyhow v0.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling prost-derive v0.14.3
[INFO] [stderr]    Compiling extism-convert-macros v1.13.0
[INFO] [stderr]    Compiling extism-pdk-derive v1.4.1
[INFO] [stderr]    Compiling git-version-macro v0.3.9
[INFO] [stderr]    Compiling git-version v0.3.9
[INFO] [stderr]    Compiling prost v0.14.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rmp-serde v1.3.1
[INFO] [stderr]    Compiling extism-manifest v1.13.0
[INFO] [stderr]    Compiling extism-convert v1.13.0
[INFO] [stderr]    Compiling extism-pdk v1.4.0
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 22.21s
[INFO] running `Command { std: "docker" "inspect" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serper v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/plugin-99af8658eeb8df5f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f", kill_on_drop: false }`
[INFO] [stdout] a9be31dc6e637138e7e0b4c4b134936a45c1e43a9cd588b223e4dca838b5a48f