[INFO] fetching crate techne-server 0.1.0-dev.2...
[INFO] testing techne-server-0.1.0-dev.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate techne-server 0.1.0-dev.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate techne-server 0.1.0-dev.2
[INFO] finished tweaking crates.io crate techne-server 0.1.0-dev.2
[INFO] tweaked toml for crates.io crate techne-server 0.1.0-dev.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate techne-server 0.1.0-dev.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 techne-server 0.1.0-dev.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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2045e279503b5c3c8d9ba55eafd375ad57eb50abe2c920373dd7172140a62440
[INFO] running `Command { std: "docker" "start" "-a" "2045e279503b5c3c8d9ba55eafd375ad57eb50abe2c920373dd7172140a62440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2045e279503b5c3c8d9ba55eafd375ad57eb50abe2c920373dd7172140a62440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2045e279503b5c3c8d9ba55eafd375ad57eb50abe2c920373dd7172140a62440", kill_on_drop: false }`
[INFO] [stdout] 2045e279503b5c3c8d9ba55eafd375ad57eb50abe2c920373dd7172140a62440
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d6e83b69bb03e5bf21a83c35ecc597f9bed99ef0f1c6ccc2c14553e8dfd8a8e4
[INFO] running `Command { std: "docker" "start" "-a" "d6e83b69bb03e5bf21a83c35ecc597f9bed99ef0f1c6ccc2c14553e8dfd8a8e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling skema v0.1.0-dev
[INFO] [stderr]    Compiling techne-mcp v0.1.0-dev.2
[INFO] [stderr]    Compiling techne-server v0.1.0-dev.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.stream(mcp::Request::new(id, request).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         self.stream(mcp::Notification::new(notification).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.66s
[INFO] running `Command { std: "docker" "inspect" "d6e83b69bb03e5bf21a83c35ecc597f9bed99ef0f1c6ccc2c14553e8dfd8a8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e83b69bb03e5bf21a83c35ecc597f9bed99ef0f1c6ccc2c14553e8dfd8a8e4", kill_on_drop: false }`
[INFO] [stdout] d6e83b69bb03e5bf21a83c35ecc597f9bed99ef0f1c6ccc2c14553e8dfd8a8e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c7de6d94e84d1b720eea7297319b9ca97dd46716ec73307d16c69e606090de14
[INFO] running `Command { std: "docker" "start" "-a" "c7de6d94e84d1b720eea7297319b9ca97dd46716ec73307d16c69e606090de14", kill_on_drop: false }`
[INFO] [stderr]    Compiling techne-server v0.1.0-dev.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.stream(mcp::Request::new(id, request).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         self.stream(mcp::Notification::new(notification).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.stream(mcp::Request::new(id, request).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/connection.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         self.stream(mcp::Notification::new(notification).serialize()?)
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c7de6d94e84d1b720eea7297319b9ca97dd46716ec73307d16c69e606090de14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7de6d94e84d1b720eea7297319b9ca97dd46716ec73307d16c69e606090de14", kill_on_drop: false }`
[INFO] [stdout] c7de6d94e84d1b720eea7297319b9ca97dd46716ec73307d16c69e606090de14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7f82a5341b9c846efe3ca19b68722627bf71e1c7b3966ba26ae22ec2839dbf77
[INFO] running `Command { std: "docker" "start" "-a" "7f82a5341b9c846efe3ca19b68722627bf71e1c7b3966ba26ae22ec2839dbf77", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/connection.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |         self.stream(mcp::Request::new(id, request).serialize()?)
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/connection.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         self.stream(mcp::Notification::new(notification).serialize()?)
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: `techne-server` (lib) generated 2 warnings (run `cargo fix --lib -p techne-server` to apply 2 suggestions)
[INFO] [stderr] warning: `techne-server` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/techne_server-66faed9f0581c318)
[INFO] [stderr]    Doc-tests techne_server
[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 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" "7f82a5341b9c846efe3ca19b68722627bf71e1c7b3966ba26ae22ec2839dbf77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f82a5341b9c846efe3ca19b68722627bf71e1c7b3966ba26ae22ec2839dbf77", kill_on_drop: false }`
[INFO] [stdout] 7f82a5341b9c846efe3ca19b68722627bf71e1c7b3966ba26ae22ec2839dbf77