[INFO] cloning repository https://github.com/rotbotd/npa-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rotbotd/npa-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotbotd%2Fnpa-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotbotd%2Fnpa-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 844f8157ee4be0810c417ed0f1eff3afa34b780d
[INFO] testing rotbotd/npa-rs against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotbotd%2Fnpa-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rotbotd/npa-rs
[INFO] finished tweaking git repo https://github.com/rotbotd/npa-rs
[INFO] tweaked toml for git repo https://github.com/rotbotd/npa-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rotbotd/npa-rs on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rotbotd/npa-rs 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32
[INFO] running `Command { std: "docker" "start" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling dataflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/regularize.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[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: `crate::differentiate::differentiate`
[INFO] [stdout]  --> src/npa.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::differentiate::differentiate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `naive_kleene_iteration` is never used
[INFO] [stdout]    --> src/fuzz.rs:440:4
[INFO] [stdout]     |
[INFO] [stdout] 440 | fn naive_kleene_iteration(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/regularize.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[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: `crate::differentiate::differentiate`
[INFO] [stdout]  --> src/npa.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::differentiate::differentiate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `naive_kleene_iteration` is never used
[INFO] [stdout]    --> src/fuzz.rs:440:4
[INFO] [stdout]     |
[INFO] [stdout] 440 | fn naive_kleene_iteration(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dataflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/regularize.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[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: `crate::differentiate::differentiate`
[INFO] [stdout]  --> src/npa.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::differentiate::differentiate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/regularize.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::differentiate::differentiate`
[INFO] [stderr]  --> src/npa.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::differentiate::differentiate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `naive_kleene_iteration` is never used
[INFO] [stderr]    --> src/fuzz.rs:440:4
[INFO] [stderr]     |
[INFO] [stderr] 440 | fn naive_kleene_iteration(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dataflow` (lib) generated 3 warnings (run `cargo fix --lib -p dataflow` to apply 2 suggestions)
[INFO] [stderr] warning: `dataflow` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dataflow-b0f8950e10185641)
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test boolean_matrix::tests::test_extend ... ok
[INFO] [stdout] test boolean_matrix::tests::test_identity ... ok
[INFO] [stdout] test cfg::tests::test_cfg_basic ... ok
[INFO] [stdout] test cfg::tests::test_domtree ... ok
[INFO] [stdout] test boolean_matrix::tests::test_tensor_detensor ... ok
[INFO] [stdout] test cfg::tests::test_domtree_postorder ... ok
[INFO] [stdout] test differentiate::tests::test_diff_constant ... ok
[INFO] [stdout] test differentiate::tests::test_diff_product ... ok
[INFO] [stdout] test differentiate::tests::test_diff_star ... ok
[INFO] [stdout] test differentiate::tests::test_diff_var ... ok
[INFO] [stdout] test expr::tests::test_expr_eval ... ok
[INFO] [stdout] test expr::tests::test_expr_extend ... ok
[INFO] [stdout] test fuzz::tests::test_fuzz_long ... ignored
[INFO] [stdout] test expr::tests::test_zero_one_simplification ... ok
[INFO] [stdout] test boolean_matrix::tests::test_transpose ... ok
[INFO] [stdout] test fuzz::tests::test_npa_vs_naive ... ignored
[INFO] [stdout] test fuzz::tests::test_random_expr ... ok
[INFO] [stdout] test fuzz::tests::test_random_matrix ... ok
[INFO] [stdout] test fuzz::tests::test_rng ... ok
[INFO] [stdout] test lifted_matrix::tests::test_semiring_laws_with_sized ... ok
[INFO] [stdout] test lifted_matrix::tests::test_star_of_zero ... ok
[INFO] [stdout] test lifted_matrix::tests::test_tensor_detensor ... ok
[INFO] [stdout] test lifted_matrix::tests::test_zero_annihilates_extend ... ok
[INFO] [stdout] test lifted_matrix::tests::test_tensor_with_abstract ... ok
[INFO] [stdout] test linear::tests::test_is_linear_quadratic ... ok
[INFO] [stdout] test lifted_matrix::tests::test_one_identity_extend ... ok
[INFO] [stdout] test linear::tests::test_is_linear_star_of_const ... ok
[INFO] [stdout] test lifted_matrix::tests::test_zero_identity_combine ... ok
[INFO] [stdout] test linear::tests::test_is_linear_star_of_var ... ok
[INFO] [stdout] test linear::tests::test_is_linear_simple ... ok
[INFO] [stdout] test npa::tests::test_simple_equation ... ok
[INFO] [stdout] test linear::tests::test_sandwich_not_left_linear ... ok
[INFO] [stdout] test npa::tests::test_self_reference ... ok
[INFO] [stdout] test npa::tests::test_collect_vars ... ok
[INFO] [stdout] test npa::tests::test_two_equations ... ok
[INFO] [stdout] test lifted_matrix::tests::test_star_of_one ... ok
[INFO] [stdout] test linear::tests::test_is_linear_with_var ... ok
[INFO] [stdout] test regularize::tests::test_extract_simple ... ok
[INFO] [stdout] test linear::tests::test_extract_linear_simple ... ok
[INFO] [stdout] test regularize::tests::test_extract_sum ... ok
[INFO] [stdout] test regularize::tests::test_from_differentiation ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_identity ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_star ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_tensor_detensor ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_vs_dense_equivalence ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_combine ... ok
[INFO] [stdout] test sparse_matrix::tests::test_sparse_extend ... ok
[INFO] [stdout] test tarjan::tests::test_loop ... ok
[INFO] [stdout] test regularize::tests::test_extract_product ... ok
[INFO] [stdout] test tarjan::tests::test_simple_path ... ok
[INFO] [stdout] test regularize::tests::test_extract_sandwich ... ok
[INFO] [stdout] test fuzz::tests::test_fuzz_quick ... ok
[INFO] [stdout] test fuzz::tests::test_fuzz_extended ... ok
[INFO] [stdout] test linear::tests::test_solve_linear_vs_npa has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32", kill_on_drop: false }`
[INFO] [stdout] eb33cd2550cd30a044455de374a60be18ca90f281b8a2668b5b69067b3f1bf32
