[INFO] fetching crate ultrafast-mcp-monitoring 202506018.1.0... [INFO] building ultrafast-mcp-monitoring-202506018.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate ultrafast-mcp-monitoring 202506018.1.0 into /workspace/builds/worker-6-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ultrafast-mcp-monitoring 202506018.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56bf7975b68dce443d0cf0f6ea2eb2d5cb31deba0f38f1e6b170ef080871abb0 [INFO] running `Command { std: "docker" "start" "-a" "56bf7975b68dce443d0cf0f6ea2eb2d5cb31deba0f38f1e6b170ef080871abb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56bf7975b68dce443d0cf0f6ea2eb2d5cb31deba0f38f1e6b170ef080871abb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56bf7975b68dce443d0cf0f6ea2eb2d5cb31deba0f38f1e6b170ef080871abb0", kill_on_drop: false }` [INFO] [stdout] 56bf7975b68dce443d0cf0f6ea2eb2d5cb31deba0f38f1e6b170ef080871abb0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6371ae722a3b1e3e1d989d395abb27f0c832eff4480206e8ebde9ffd6c60d753 [INFO] running `Command { std: "docker" "start" "-a" "6371ae722a3b1e3e1d989d395abb27f0c832eff4480206e8ebde9ffd6c60d753", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling time v0.3.41 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling sharded-slab v0.1.7 [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 iana-time-zone v0.1.63 [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 tokio-macros v2.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [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 serde_json v1.0.140 [INFO] [stderr] Compiling tracing-serde v0.2.0 [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 49.64s [INFO] running `Command { std: "docker" "inspect" "6371ae722a3b1e3e1d989d395abb27f0c832eff4480206e8ebde9ffd6c60d753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6371ae722a3b1e3e1d989d395abb27f0c832eff4480206e8ebde9ffd6c60d753", kill_on_drop: false }` [INFO] [stdout] 6371ae722a3b1e3e1d989d395abb27f0c832eff4480206e8ebde9ffd6c60d753 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56bfb4bdaa5c804fa22c6cc74c931e4d460a93a98423e3d35cbd8ed9bd3194e2 [INFO] running `Command { std: "docker" "start" "-a" "56bfb4bdaa5c804fa22c6cc74c931e4d460a93a98423e3d35cbd8ed9bd3194e2", 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 14.02s [INFO] running `Command { std: "docker" "inspect" "56bfb4bdaa5c804fa22c6cc74c931e4d460a93a98423e3d35cbd8ed9bd3194e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56bfb4bdaa5c804fa22c6cc74c931e4d460a93a98423e3d35cbd8ed9bd3194e2", kill_on_drop: false }` [INFO] [stdout] 56bfb4bdaa5c804fa22c6cc74c931e4d460a93a98423e3d35cbd8ed9bd3194e2