[INFO] fetching crate ultrafast-mcp-monitoring 202506018.1.0...
[INFO] building ultrafast-mcp-monitoring-202506018.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ultrafast-mcp-monitoring 202506018.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ultrafast-mcp-monitoring 202506018.1.0
[INFO] finished tweaking crates.io crate ultrafast-mcp-monitoring 202506018.1.0
[INFO] tweaked toml for crates.io crate ultrafast-mcp-monitoring 202506018.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ultrafast-mcp-monitoring 202506018.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ultrafast-mcp-monitoring 202506018.1.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-prometheus v0.29.1
[INFO] [stderr]   Downloaded protobuf-support v3.7.2
[INFO] [stderr]   Downloaded rand_xoshiro v0.7.0
[INFO] [stderr]   Downloaded metrics v0.24.2
[INFO] [stderr]   Downloaded metrics-util v0.20.0
[INFO] [stderr]   Downloaded thrift v0.17.0
[INFO] [stderr]   Downloaded opentelemetry v0.29.1
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.15.0
[INFO] [stderr]   Downloaded opentelemetry v0.23.0
[INFO] [stderr]   Downloaded raw-cpuid v11.5.0
[INFO] [stderr]   Downloaded sysinfo v0.36.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.23.0
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.22.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.29.0
[INFO] [stderr]   Downloaded reqwest v0.12.22
[INFO] [stderr]   Downloaded protobuf v3.7.2
[INFO] [stderr]   Downloaded objc2-io-kit v0.3.1
[INFO] [stderr]   Downloaded prometheus v0.14.0
[INFO] [stderr]   Downloaded quanta v0.12.6
[INFO] [stderr]   Downloaded metrics-exporter-prometheus v0.17.2
[INFO] [stderr]   Downloaded toml_parser v1.0.1
[INFO] [stderr]   Downloaded sketches-ddsketch v0.3.0
[INFO] [stderr]   Downloaded ordered-float v4.6.0
[INFO] [stderr]   Downloaded integer-encoding v3.0.4
[INFO] [stderr]   Downloaded threadpool v1.8.1
[INFO] [stderr]   Downloaded toml v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f6ce3307329f6050c0e67af3d22d8f5d167462a3442f5dc9ef0636c56febce5
[INFO] running `Command { std: "docker" "start" "-a" "7f6ce3307329f6050c0e67af3d22d8f5d167462a3442f5dc9ef0636c56febce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f6ce3307329f6050c0e67af3d22d8f5d167462a3442f5dc9ef0636c56febce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6ce3307329f6050c0e67af3d22d8f5d167462a3442f5dc9ef0636c56febce5", kill_on_drop: false }`
[INFO] [stdout] 7f6ce3307329f6050c0e67af3d22d8f5d167462a3442f5dc9ef0636c56febce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012da6df5d2d33d8e30f0486e888e2f20240990c72ee7844bfe235a8bda273f6
[INFO] running `Command { std: "docker" "start" "-a" "012da6df5d2d33d8e30f0486e888e2f20240990c72ee7844bfe235a8bda273f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling sysinfo v0.36.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling ultrafast-mcp-monitoring v202506018.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.94s
[INFO] running `Command { std: "docker" "inspect" "012da6df5d2d33d8e30f0486e888e2f20240990c72ee7844bfe235a8bda273f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012da6df5d2d33d8e30f0486e888e2f20240990c72ee7844bfe235a8bda273f6", kill_on_drop: false }`
[INFO] [stdout] 012da6df5d2d33d8e30f0486e888e2f20240990c72ee7844bfe235a8bda273f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a0b65b7fa50f3600344faf828300feacd50f291febcb0c2533d0908112f726
[INFO] running `Command { std: "docker" "start" "-a" "17a0b65b7fa50f3600344faf828300feacd50f291febcb0c2533d0908112f726", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling ultrafast-mcp-monitoring v202506018.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.26s
[INFO] running `Command { std: "docker" "inspect" "17a0b65b7fa50f3600344faf828300feacd50f291febcb0c2533d0908112f726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a0b65b7fa50f3600344faf828300feacd50f291febcb0c2533d0908112f726", kill_on_drop: false }`
[INFO] [stdout] 17a0b65b7fa50f3600344faf828300feacd50f291febcb0c2533d0908112f726