[INFO] fetching crate pot-o-core 0.2.0...
[INFO] testing pot-o-core-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pot-o-core 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pot-o-core 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pot-o-core 0.2.0
[INFO] tweaked toml for crates.io crate pot-o-core 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pot-o-core 0.2.0 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 pot-o-core 0.2.0 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b46250791d5cf40e6944c230ebe9384519cb7e8cb40f5c12c77b9fb4be81e07b
[INFO] running `Command { std: "docker" "start" "-a" "b46250791d5cf40e6944c230ebe9384519cb7e8cb40f5c12c77b9fb4be81e07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46250791d5cf40e6944c230ebe9384519cb7e8cb40f5c12c77b9fb4be81e07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46250791d5cf40e6944c230ebe9384519cb7e8cb40f5c12c77b9fb4be81e07b", kill_on_drop: false }`
[INFO] [stdout] b46250791d5cf40e6944c230ebe9384519cb7e8cb40f5c12c77b9fb4be81e07b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90bddec2d6ab0d53eca3d5780fc21027f7e8cadc25cf987557bfe6037265c30
[INFO] running `Command { std: "docker" "start" "-a" "c90bddec2d6ab0d53eca3d5780fc21027f7e8cadc25cf987557bfe6037265c30", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling pot-o-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `EntanglementEdge`
[INFO] [stdout]   --> src/tensor/entropy.rs:11:48
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::tensor_network::{MinimalCut, EntanglementEdge, TensorNetworkState};
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "c90bddec2d6ab0d53eca3d5780fc21027f7e8cadc25cf987557bfe6037265c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90bddec2d6ab0d53eca3d5780fc21027f7e8cadc25cf987557bfe6037265c30", kill_on_drop: false }`
[INFO] [stdout] c90bddec2d6ab0d53eca3d5780fc21027f7e8cadc25cf987557bfe6037265c30
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47e25c744d7617a8b7572927a7d759286c525c050356f1d0ae031604639172f
[INFO] running `Command { std: "docker" "start" "-a" "c47e25c744d7617a8b7572927a7d759286c525c050356f1d0ae031604639172f", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stdout] warning: unused import: `EntanglementEdge`
[INFO] [stdout]   --> src/tensor/entropy.rs:11:48
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::tensor_network::{MinimalCut, EntanglementEdge, TensorNetworkState};
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pot-o-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TribeResult`
[INFO] [stdout]  --> tests/tensor_network_types_tests.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pot_o_core::{TribeError, TribeResult};
[INFO] [stdout]   |                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Result<i32, TribeError>`
[INFO] [stdout]   --> tests/error_tests.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     assert_eq!(result, Ok(42));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     Result<i32, TribeError>
[INFO] [stdout]    |     Result<i32, TribeError>
[INFO] [stdout]    |
[INFO] [stdout] note: `TribeError` does not implement `PartialEq`
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub enum TribeError {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `TribeError` is defined in another crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/block_transaction_tests.rs:382:13
[INFO] [stdout]     |
[INFO] [stdout] 382 |     let _: &(dyn std::any::Any) = &block;
[INFO] [stdout]     |             ^                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 -     let _: &(dyn std::any::Any) = &block;
[INFO] [stdout] 382 +     let _: &dyn std::any::Any = &block;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for enum `TribeError` in the current scope
[INFO] [stdout]    --> tests/error_tests.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let err2 = err1.clone();
[INFO] [stdout]     |                     ^^^^^ method not found in `TribeError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0369, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pot-o-core` (test "error_tests") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `pot_o_core::matrix_multiply`, `pot_o_core::vector_dot`, `pot_o_core::tensor_contract`
[INFO] [stdout]   --> tests/lib_api_tests.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         matrix_multiply,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ no `matrix_multiply` in the root
[INFO] [stdout] 98 |         vector_dot,
[INFO] [stdout]    |         ^^^^^^^^^^ no `vector_dot` in the root
[INFO] [stdout] 99 |         tensor_contract,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ no `tensor_contract` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `pot_o_core::BOND_DIMENSION_MIN`, `pot_o_core::BOND_DIMENSION_MAX`
[INFO] [stdout]    --> tests/lib_api_tests.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use pot_o_core::{BOND_DIMENSION_MIN, BOND_DIMENSION_MAX};
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ no `BOND_DIMENSION_MAX` in the root
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      no `BOND_DIMENSION_MIN` in the root
[INFO] [stdout]     |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 128 -     use pot_o_core::{BOND_DIMENSION_MIN, BOND_DIMENSION_MAX};
[INFO] [stdout] 128 +     use pot_o_core::{MIN_BOND_DIMENSION, BOND_DIMENSION_MAX};
[INFO] [stdout]     |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 128 -     use pot_o_core::{BOND_DIMENSION_MIN, BOND_DIMENSION_MAX};
[INFO] [stdout] 128 +     use pot_o_core::{BOND_DIMENSION_MIN, MAX_BOND_DIMENSION};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pot_o_core::COHERENCE_THRESHOLD`
[INFO] [stdout]    --> tests/lib_api_tests.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use pot_o_core::COHERENCE_THRESHOLD;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `COHERENCE_THRESHOLD` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pot_o_core::TribeResult`
[INFO] [stdout]  --> tests/lib_api_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pot_o_core::TribeResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transaction`
[INFO] [stdout]    --> tests/lib_api_tests.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use pot_o_core::{Block, Transaction, TransactionType, TokenType};
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pot-o-core` (test "lib_api_tests") due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c47e25c744d7617a8b7572927a7d759286c525c050356f1d0ae031604639172f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47e25c744d7617a8b7572927a7d759286c525c050356f1d0ae031604639172f", kill_on_drop: false }`
[INFO] [stdout] c47e25c744d7617a8b7572927a7d759286c525c050356f1d0ae031604639172f
