Building rav1e in Travis CI is time prohibitive, disabling

.travis.yml

diff --git a/.travis.yml b/.travis.yml
index 7e099ac..ffeba38 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,18 +17,15 @@
       - cd nasm-2.14
       - ./configure && make -j2 && sudo make install
       - nasm --version
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
       - pip3 --disable-pip-version-check install setuptools
       - pip3 --disable-pip-version-check install meson
-      - source $HOME/.cargo/env
       - cd $TRAVIS_BUILD_DIR/ext
       - bash aom.cmd
       - bash dav1d.cmd
-      - bash rav1e.cmd
       - cd ..
       - mkdir build
       - cd build
-      - cmake -DCMAKE_BUILD_TYPE=Debug -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 -DAVIF_CODEC_RAV1E=1 -DAVIF_LOCAL_RAV1E=1 ..
+      - cmake -DCMAKE_BUILD_TYPE=Debug -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 ..
     script:
       - make
 
@@ -45,18 +42,15 @@
       - cd nasm-2.14
       - ./configure && make -j2 && sudo make install
       - nasm --version
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
       - pip3 --disable-pip-version-check install setuptools
       - pip3 --disable-pip-version-check install meson
-      - source $HOME/.cargo/env
       - cd $TRAVIS_BUILD_DIR/ext
       - bash aom.cmd
       - bash dav1d.cmd
-      - bash rav1e.cmd
       - cd ..
       - mkdir build
       - cd build
-      - cmake -DCMAKE_BUILD_TYPE=Release -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 -DAVIF_CODEC_RAV1E=1 -DAVIF_LOCAL_RAV1E=1 ..
+      - cmake -DCMAKE_BUILD_TYPE=Release -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 ..
     script:
       - make
 
@@ -73,18 +67,15 @@
       - cd nasm-2.14
       - ./configure && make -j2 && sudo make install
       - nasm --version
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
       - pip3 --disable-pip-version-check install setuptools
       - pip3 --disable-pip-version-check install meson
-      - source $HOME/.cargo/env
       - cd $TRAVIS_BUILD_DIR/ext
       - bash aom.cmd
       - bash dav1d.cmd
-      - bash rav1e.cmd
       - cd ..
       - mkdir build
       - cd build
-      - cmake -DCMAKE_BUILD_TYPE=Debug -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 -DAVIF_CODEC_RAV1E=1 -DAVIF_LOCAL_RAV1E=1 ..
+      - cmake -DCMAKE_BUILD_TYPE=Debug -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 ..
     script:
       - make
 
@@ -101,17 +92,14 @@
       - cd nasm-2.14
       - ./configure && make -j2 && sudo make install
       - nasm --version
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
       - pip3 --disable-pip-version-check install setuptools
       - pip3 --disable-pip-version-check install meson
-      - source $HOME/.cargo/env
       - cd $TRAVIS_BUILD_DIR/ext
       - bash aom.cmd
       - bash dav1d.cmd
-      - bash rav1e.cmd
       - cd ..
       - mkdir build
       - cd build
-      - cmake -DCMAKE_BUILD_TYPE=Release -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 -DAVIF_CODEC_RAV1E=1 -DAVIF_LOCAL_RAV1E=1 ..
+      - cmake -DCMAKE_BUILD_TYPE=Release -DAVIF_CODEC_AOM=1 -DAVIF_LOCAL_AOM=1 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 ..
     script:
       - make