[INFO] fetching crate rust-mcp-extra 0.1.2...
[INFO] testing rust-mcp-extra-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rust-mcp-extra 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rust-mcp-extra 0.1.2
[INFO] finished tweaking crates.io crate rust-mcp-extra 0.1.2
[INFO] tweaked toml for crates.io crate rust-mcp-extra 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-mcp-extra 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-mcp-extra 0.1.2 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0f54f31b1a06230551eaeec0733f123a450ad9ab457bbf7acd3080d43763b8
[INFO] running `Command { std: "docker" "start" "-a" "da0f54f31b1a06230551eaeec0733f123a450ad9ab457bbf7acd3080d43763b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0f54f31b1a06230551eaeec0733f123a450ad9ab457bbf7acd3080d43763b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0f54f31b1a06230551eaeec0733f123a450ad9ab457bbf7acd3080d43763b8", kill_on_drop: false }`
[INFO] [stdout] da0f54f31b1a06230551eaeec0733f123a450ad9ab457bbf7acd3080d43763b8
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a9e2e329b1563dfeae2415e5ccb248f103af3342578b3f111a85a6bb5ce1d8
[INFO] running `Command { std: "docker" "start" "-a" "e8a9e2e329b1563dfeae2415e5ccb248f103af3342578b3f111a85a6bb5ce1d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling rust-mcp-schema v0.7.5
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rust-mcp-macros v0.5.2
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling rust-mcp-transport v0.6.2
[INFO] [stderr]    Compiling rust-mcp-sdk v0.7.2
[INFO] [stderr]    Compiling rust-mcp-extra v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.16s
[INFO] running `Command { std: "docker" "inspect" "e8a9e2e329b1563dfeae2415e5ccb248f103af3342578b3f111a85a6bb5ce1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a9e2e329b1563dfeae2415e5ccb248f103af3342578b3f111a85a6bb5ce1d8", kill_on_drop: false }`
[INFO] [stdout] e8a9e2e329b1563dfeae2415e5ccb248f103af3342578b3f111a85a6bb5ce1d8
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff2352614519de0d0510bba5f84781e54c6f5f6cfc985f8d45abf34c32e9d734
[INFO] running `Command { std: "docker" "start" "-a" "ff2352614519de0d0510bba5f84781e54c6f5f6cfc985f8d45abf34c32e9d734", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-mcp-extra v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "ff2352614519de0d0510bba5f84781e54c6f5f6cfc985f8d45abf34c32e9d734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2352614519de0d0510bba5f84781e54c6f5f6cfc985f8d45abf34c32e9d734", kill_on_drop: false }`
[INFO] [stdout] ff2352614519de0d0510bba5f84781e54c6f5f6cfc985f8d45abf34c32e9d734
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ccc786a9248ac660def41a075482466bb96e746671025490d4073c4bfc997862
[INFO] running `Command { std: "docker" "start" "-a" "ccc786a9248ac660def41a075482466bb96e746671025490d4073c4bfc997862", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_mcp_extra-793b73f26bde5492)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test id_generator::nano_id_generator::tests::generates_correct_length_id ... ok
[INFO] [stdout] test id_generator::random_base_62_id_generator::tests::generates_non_empty_id ... ok
[INFO] [stdout] test id_generator::random_base_62_id_generator::tests::only_alphanumeric_characters ... ok
[INFO] [stdout] test id_generator::random_base_62_id_generator::tests::generates_unique_ids ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::generates_id ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::respects_machine_id_limit ... ok
[INFO] [stdout] test id_generator::time_base_64_id_generator::tests::base64_decodes_to_timestamp ... ok
[INFO] [stdout] test id_generator::time_base_64_id_generator::tests::generates_id_with_prefix ... ok
[INFO] [stdout] test id_generator::time_base_64_id_generator::tests::generates_non_empty_id ... ok
[INFO] [stdout] test id_generator::time_base_64_id_generator::tests::ids_change_over_time ... ok
[INFO] [stdout] test id_generator::nano_id_generator::tests::generates_unique_ids ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::rejects_invalid_machine_id - should panic ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::ids_are_monotonic_increasing ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::generates_unique_ids ... ok
[INFO] [stdout] test id_generator::snow_flake_id_generator::tests::handles_sequence_rollover ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_mcp_extra
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/id_generator/time_base_64_id_generator.rs - id_generator::time_base_64_id_generator::TimeBase64Generator (line 16) ... ok
[INFO] [stdout] test src/id_generator/nano_id_generator.rs - id_generator::nano_id_generator::NanoIdGenerator (line 16) ... ok
[INFO] [stdout] test src/id_generator/random_base_62_id_generator.rs - id_generator::random_base_62_id_generator::RandomBase62Generator (line 15) ... ok
[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] all doctests ran in 1.38s; merged doctests compilation took 1.29s
[INFO] running `Command { std: "docker" "inspect" "ccc786a9248ac660def41a075482466bb96e746671025490d4073c4bfc997862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc786a9248ac660def41a075482466bb96e746671025490d4073c4bfc997862", kill_on_drop: false }`
[INFO] [stdout] ccc786a9248ac660def41a075482466bb96e746671025490d4073c4bfc997862