Remove MBT related parts (#4141)

.github/workflows/integration.yaml

@@ -294,42 +294,3 @@ jobs:
           nix shell .#python ${{ matrix.chain.package }} -c \
             cargo nextest run -p ibc-integration-test --no-fail-fast --failure-output final --test-threads=2 \
             --features celestia
-
-  model-based-test:
-    runs-on: ubuntu-20.04
-    timeout-minutes: 60
-    strategy:
-      matrix:
-        gaiad:
-          - gaia6
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@main
-        with: 
-          extra-conf: |
-            substituters = https://cache.nixos.org
-            trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
-      - name: Install Cachix
-        uses: cachix/cachix-action@v15
-        with: 
-          name: cosmos-nix
-      - uses: actions-rust-lang/setup-rust-toolchain@v1
-        with:
-          toolchain: stable
-      - uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: -p ibc-integration-test --features mbt --no-fail-fast --no-run
-      # Disable running MBT tests until flakiness is addressed
-      # - env:
-      #     RUST_LOG: debug
-      #     RUST_BACKTRACE: 1
-      #     NO_COLOR_LOG: 1
-      #   run: |
-      #     nix shell \
-      #       .#${{ matrix.gaiad }} \
-      #       .#apalache \
-      #       -c cargo \
-      #       test -p ibc-integration-test --features mbt --no-fail-fast -- \
-      #       --failure-output final --test-threads=2 --test-threads=1 mbt

Cargo.toml

@@ -102,7 +102,6 @@ signal-hook              = "0.3.17"
 signature                = "2.1.0"
 strum                    = "0.25"
 subtle-encoding          = "0.5.1"
-tempfile                 = "3.10.1"
 test-log                 = "0.2.14"
 thiserror                = "1.0.63"
 time                     = "0.3"

tools/integration-test/Cargo.toml

@@ -36,7 +36,6 @@ ordered                         = []
 ica                             = []
 ics29-fee                       = []
 experimental                    = []
-mbt                             = []
 forward-packet                  = []
 ics31                           = []
 clean-workers                   = []
@@ -54,6 +53,3 @@ benchmark                       = []
 [[bin]]
 name = "test_setup_with_binary_channel"
 doc  = true
-
-[dev-dependencies]
-tempfile = { workspace = true }

tools/integration-test/src/lib.rs

@@ -1,7 +1,3 @@
 #[allow(clippy::too_many_arguments)]
 #[cfg(test)]
 pub mod tests;
-
-#[cfg(any(all(test, feature = "mbt"), doc))]
-#[macro_use]
-pub mod mbt;