[INFO] fetching crate sacp-proxy 3.0.0...
[INFO] testing sacp-proxy-3.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sacp-proxy 3.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sacp-proxy 3.0.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sacp-proxy 3.0.0
[INFO] tweaked toml for crates.io crate sacp-proxy 3.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sacp-proxy 3.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sacp-proxy 3.0.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26afb93f4343efb9c23f0fdcbd31ec36491b2c44424c25d4254c5bdc10f48d07
[INFO] running `Command { std: "docker" "start" "-a" "26afb93f4343efb9c23f0fdcbd31ec36491b2c44424c25d4254c5bdc10f48d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26afb93f4343efb9c23f0fdcbd31ec36491b2c44424c25d4254c5bdc10f48d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26afb93f4343efb9c23f0fdcbd31ec36491b2c44424c25d4254c5bdc10f48d07", kill_on_drop: false }`
[INFO] [stdout] 26afb93f4343efb9c23f0fdcbd31ec36491b2c44424c25d4254c5bdc10f48d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdb01becfee173b84210107a24ef5e5fd87e788daeadc1a6dc25bff9fd251ed1
[INFO] running `Command { std: "docker" "start" "-a" "fdb01becfee173b84210107a24ef5e5fd87e788daeadc1a6dc25bff9fd251ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling schemars_derive v1.1.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.43
[INFO] [stderr]    Compiling jsonrpcmsg v0.1.2
[INFO] [stderr]    Compiling schemars v1.1.0
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling agent-client-protocol-schema v0.6.3
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling rmcp-macros v0.8.5
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling rmcp v0.8.5
[INFO] [stderr]    Compiling sacp v2.0.0
[INFO] [stderr]    Compiling sacp-proxy v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.89s
[INFO] running `Command { std: "docker" "inspect" "fdb01becfee173b84210107a24ef5e5fd87e788daeadc1a6dc25bff9fd251ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb01becfee173b84210107a24ef5e5fd87e788daeadc1a6dc25bff9fd251ed1", kill_on_drop: false }`
[INFO] [stdout] fdb01becfee173b84210107a24ef5e5fd87e788daeadc1a6dc25bff9fd251ed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3205a24dd0d5f684db3be4f3ce54bd079a2adb5682d496f4e6da0a5c2dafe999
[INFO] running `Command { std: "docker" "start" "-a" "3205a24dd0d5f684db3be4f3ce54bd079a2adb5682d496f4e6da0a5c2dafe999", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing v0.1.43
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling sacp v2.0.0
[INFO] [stderr]    Compiling rmcp v0.8.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling sacp-proxy v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.22s
[INFO] running `Command { std: "docker" "inspect" "3205a24dd0d5f684db3be4f3ce54bd079a2adb5682d496f4e6da0a5c2dafe999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3205a24dd0d5f684db3be4f3ce54bd079a2adb5682d496f4e6da0a5c2dafe999", kill_on_drop: false }`
[INFO] [stdout] 3205a24dd0d5f684db3be4f3ce54bd079a2adb5682d496f4e6da0a5c2dafe999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3116a2386aef143b29bebe8b7d4455d463c8faf4b0e5e5da78323d7680447585
[INFO] running `Command { std: "docker" "start" "-a" "3116a2386aef143b29bebe8b7d4455d463c8faf4b0e5e5da78323d7680447585", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sacp_proxy-e57d2528035dbc7e)
[INFO] [stderr]      Running tests/mcp_handler_chain.rs (/opt/rustwide/target/debug/deps/mcp_handler_chain-c802c0106bd6e15d)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_provide_mcp_multiple_servers ... ok
[INFO] [stdout] test test_provide_mcp_preserves_existing_servers ... ok
[INFO] [stdout] test test_provide_mcp_handler_chain ... ok
[INFO] [stderr]    Doc-tests sacp_proxy
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 26) - compile ... ok
[INFO] [stdout] test src/to_from_successor.rs - to_from_successor::AcpProxyExt::on_receive_notification_from_successor (line 183) ... ignored
[INFO] [stdout] test src/to_from_successor.rs - to_from_successor::AcpProxyExt::on_receive_request_from_successor (line 153) ... ignored
[INFO] [stdout] test src/to_from_successor.rs - to_from_successor::JrCxExt (line 634) ... ignored
[INFO] [stdout] test src/to_from_successor.rs - to_from_successor::JrCxExt::send_request_to_successor (line 658) ... ignored
[INFO] [stdout] test src/lib.rs - (line 48) - compile ... ok
[INFO] [stdout] test src/mcp_server_builder.rs - mcp_server_builder::McpServer::tool_fn (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/mcp_server_registry.rs - mcp_server_registry::McpServiceRegistry::add_registered_mcp_servers_to (line 216) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.97s; merged doctests compilation took 1.94s
[INFO] running `Command { std: "docker" "inspect" "3116a2386aef143b29bebe8b7d4455d463c8faf4b0e5e5da78323d7680447585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3116a2386aef143b29bebe8b7d4455d463c8faf4b0e5e5da78323d7680447585", kill_on_drop: false }`
[INFO] [stdout] 3116a2386aef143b29bebe8b7d4455d463c8faf4b0e5e5da78323d7680447585
