[INFO] fetching crate slow_nn 0.1.22...
[INFO] testing slow_nn-0.1.22 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate slow_nn 0.1.22 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate slow_nn 0.1.22
[INFO] finished tweaking crates.io crate slow_nn 0.1.22
[INFO] tweaked toml for crates.io crate slow_nn 0.1.22 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slow_nn 0.1.22 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7295ef606264dbb4b3cc35a54ef561109e1c2ec317d100df24272b93c111864d
[INFO] running `Command { std: "docker" "start" "-a" "7295ef606264dbb4b3cc35a54ef561109e1c2ec317d100df24272b93c111864d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7295ef606264dbb4b3cc35a54ef561109e1c2ec317d100df24272b93c111864d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7295ef606264dbb4b3cc35a54ef561109e1c2ec317d100df24272b93c111864d", kill_on_drop: false }`
[INFO] [stdout] 7295ef606264dbb4b3cc35a54ef561109e1c2ec317d100df24272b93c111864d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7d9a11704c6369c47cc46389e55812a0586ca14c873d7ed0deedbd0fc9b0a3f1
[INFO] running `Command { std: "docker" "start" "-a" "7d9a11704c6369c47cc46389e55812a0586ca14c873d7ed0deedbd0fc9b0a3f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling slow_nn v0.1.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.46s
[INFO] running `Command { std: "docker" "inspect" "7d9a11704c6369c47cc46389e55812a0586ca14c873d7ed0deedbd0fc9b0a3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9a11704c6369c47cc46389e55812a0586ca14c873d7ed0deedbd0fc9b0a3f1", kill_on_drop: false }`
[INFO] [stdout] 7d9a11704c6369c47cc46389e55812a0586ca14c873d7ed0deedbd0fc9b0a3f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 497308e209b22662e8f5eec2a09521916538d77fef84f278517c96f9d7a83405
[INFO] running `Command { std: "docker" "start" "-a" "497308e209b22662e8f5eec2a09521916538d77fef84f278517c96f9d7a83405", kill_on_drop: false }`
[INFO] [stderr]    Compiling slow_nn v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: duplicated attribute
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     #[test]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(duplicate_macro_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "497308e209b22662e8f5eec2a09521916538d77fef84f278517c96f9d7a83405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497308e209b22662e8f5eec2a09521916538d77fef84f278517c96f9d7a83405", kill_on_drop: false }`
[INFO] [stdout] 497308e209b22662e8f5eec2a09521916538d77fef84f278517c96f9d7a83405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cf8c76138ffb293d6fb811679477ca68503d2f2cd12ed1848d7e96eb24e384c9
[INFO] running `Command { std: "docker" "start" "-a" "cf8c76138ffb293d6fb811679477ca68503d2f2cd12ed1848d7e96eb24e384c9", kill_on_drop: false }`
[INFO] [stderr] warning: duplicated attribute
[INFO] [stderr]   --> src/lib.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     #[test]
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(duplicate_macro_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slow_nn` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slow_nn-ca18f63d2c91bce4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_network1 ... ok
[INFO] [stdout] test tests::test_network1 ... ok
[INFO] [stdout] test tests::test_mnist ... FAILED
[INFO] [stdout] test tests::test_xor ... ok
[INFO] [stdout] test tests::test_dense ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/slow_nn-ca18f63d2c91bce4` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cf8c76138ffb293d6fb811679477ca68503d2f2cd12ed1848d7e96eb24e384c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8c76138ffb293d6fb811679477ca68503d2f2cd12ed1848d7e96eb24e384c9", kill_on_drop: false }`
[INFO] [stdout] cf8c76138ffb293d6fb811679477ca68503d2f2cd12ed1848d7e96eb24e384c9
