[INFO] fetching crate thalia 0.0.1...
[INFO] testing thalia-0.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate thalia 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate thalia 0.0.1
[INFO] finished tweaking crates.io crate thalia 0.0.1
[INFO] tweaked toml for crates.io crate thalia 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thalia 0.0.1 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 thalia 0.0.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2ad9fc5883339182fd5d30ee5eab549b231f526c68096db13c733836a4e3e5ab
[INFO] running `Command { std: "docker" "start" "-a" "2ad9fc5883339182fd5d30ee5eab549b231f526c68096db13c733836a4e3e5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad9fc5883339182fd5d30ee5eab549b231f526c68096db13c733836a4e3e5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad9fc5883339182fd5d30ee5eab549b231f526c68096db13c733836a4e3e5ab", kill_on_drop: false }`
[INFO] [stdout] 2ad9fc5883339182fd5d30ee5eab549b231f526c68096db13c733836a4e3e5ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8bac2fe34ea10259f584972dc0013a120da25b2a9d166f3a53146783121f085b
[INFO] running `Command { std: "docker" "start" "-a" "8bac2fe34ea10259f584972dc0013a120da25b2a9d166f3a53146783121f085b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling thalia v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "8bac2fe34ea10259f584972dc0013a120da25b2a9d166f3a53146783121f085b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bac2fe34ea10259f584972dc0013a120da25b2a9d166f3a53146783121f085b", kill_on_drop: false }`
[INFO] [stdout] 8bac2fe34ea10259f584972dc0013a120da25b2a9d166f3a53146783121f085b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f87667eea60ecf2276d36366e8c17d6c11a3192f8867c062968de169042a3310
[INFO] running `Command { std: "docker" "start" "-a" "f87667eea60ecf2276d36366e8c17d6c11a3192f8867c062968de169042a3310", kill_on_drop: false }`
[INFO] [stderr]    Compiling thalia v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f87667eea60ecf2276d36366e8c17d6c11a3192f8867c062968de169042a3310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87667eea60ecf2276d36366e8c17d6c11a3192f8867c062968de169042a3310", kill_on_drop: false }`
[INFO] [stdout] f87667eea60ecf2276d36366e8c17d6c11a3192f8867c062968de169042a3310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 48255ce4aff377a75607a5cd873d0e4b1aedddadd694b59378e1f75acad48db7
[INFO] running `Command { std: "docker" "start" "-a" "48255ce4aff377a75607a5cd873d0e4b1aedddadd694b59378e1f75acad48db7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thalia-b8330b6f2ba241bc)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/thalia-8af466a2ea4781e8)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests thalia
[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 2 tests
[INFO] [stdout] test src/neuron.rs - neuron::Neuron<T>::new (line 26) ... FAILED
[INFO] [stdout] test src/neuron.rs - neuron::Neuron<T>::set_weights (line 41) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/neuron.rs - neuron::Neuron<T>::new (line 26) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | let n1: Neuron<f32> = Neuron::new(10, relu::<f64>);
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `relu` in this scope
[INFO] [stdout]   --> src/neuron.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | let n1: Neuron<f32> = Neuron::new(10, relu::<f64>);
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | let n2: Neuron<f64> = Neuron::new(20, sigmoid::<f64>, Some(2.));
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `sigmoid` in this scope
[INFO] [stdout]   --> src/neuron.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 | let n2: Neuron<f64> = Neuron::new(20, sigmoid::<f64>, Some(2.));
[INFO] [stdout]    |                                       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 | let n1: Neuron<f32> = Neuron::new(10, relu::<f64>);
[INFO] [stdout]    |                       ^^^^^^ use of undeclared type `Neuron`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 | let n2: Neuron<f64> = Neuron::new(20, sigmoid::<f64>, Some(2.));
[INFO] [stdout]    |                       ^^^^^^ use of undeclared type `Neuron`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/neuron.rs - neuron::Neuron<T>::set_weights (line 41) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | let n1: Neuron<f32> = Neuron::new(3, relu::<f64>);
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `relu` in this scope
[INFO] [stdout]   --> src/neuron.rs:42:38
[INFO] [stdout]    |
[INFO] [stdout] 42 | let n1: Neuron<f32> = Neuron::new(3, relu::<f64>);
[INFO] [stdout]    |                                      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Neuron` in this scope
[INFO] [stdout]   --> src/neuron.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 | let n1: Neuron<f32> = Neuron::new(3, relu::<f64>);
[INFO] [stdout]    |                       ^^^^^^ use of undeclared type `Neuron`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/neuron.rs - neuron::Neuron<T>::new (line 26)
[INFO] [stdout]     src/neuron.rs - neuron::Neuron<T>::set_weights (line 41)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "48255ce4aff377a75607a5cd873d0e4b1aedddadd694b59378e1f75acad48db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48255ce4aff377a75607a5cd873d0e4b1aedddadd694b59378e1f75acad48db7", kill_on_drop: false }`
[INFO] [stdout] 48255ce4aff377a75607a5cd873d0e4b1aedddadd694b59378e1f75acad48db7
