assertThrows(UnsupportedOperationException.class, () -> array[0].setValue(2));
    assertFalse(unmod.entries().contains(nefariousMapEntry("pwnd", 2)));
    assertFalse(unmod.keys().contains("pwnd"));
  }

  /**
   * The supplied multimap will be mutated and an unmodifiable instance used in its stead. The
   * multimap must support null keys and values.
   */

            rm -r "maven-local/$MAVEN_DIR"
          else
            tar xzf maven-dist/apache-maven-*-bin.tar.gz -C maven-local --strip-components 1
          fi
          echo "MAVEN_HOME=$PWD/maven-local" >> $GITHUB_ENV
          echo "$PWD/maven-local/bin" >> $GITHUB_PATH

      - name: Build with downloaded Maven
        shell: bash
        run: mvn verify -Papache-release -Dgpg.skip=true -e -B -V

     * - Test the output:
     * --- cat testcases | while read L; do
     *       X=($L)
     *       A=$( cd /b/c && sudo mkdir -p ${X[0]} && cd ${X[0]} && pwd |
     *           sed -e 's#^//*#/#' )
     *       B=$( cd /b/c && cd ${X[1]} && pwd )
     *       cmp -s <(echo $A) <(echo $B) || echo "$X[0] -> $A vs. $B"
     *     done | tee testoutput
     * - Move that testcases file to the appropriate name under testdata.

     * - Test the output:
     * --- cat testcases | while read L; do
     *       X=($L)
     *       A=$( cd /b/c && sudo mkdir -p ${X[0]} && cd ${X[0]} && pwd |
     *           sed -e 's#^//*#/#' )
     *       B=$( cd /b/c && cd ${X[1]} && pwd )
     *       cmp -s <(echo $A) <(echo $B) || echo "$X[0] -> $A vs. $B"
     *     done | tee testoutput
     * - Move that testcases file to the appropriate name under testdata.

# shellcheck disable=SC2034
APP_BASE_NAME=${0##*/}
# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit

# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum

warn () {
    echo "$*"
} >&2

die () {
    echo
    echo "$*"
    echo
    exit 1
} >&2

// Code generated by 'instgen -o=$GOROOT # from go install golang.org/x/arch/arm64/instgen@latest'. DO NOT EDIT.

#include "../../../../../runtime/textflag.h"

TEXT asmtest(SB),DUPOK|NOSPLIT,$-8
	PAND P4.B, P2.B, P1.Z, P14.B                      // 4e440425
	PANDS P4.B, P2.B, P1.Z, P14.B                     // 4e444425
	PBIC P4.B, P2.B, P1.Z, P14.B                      // 5e440425
	PBICS P4.B, P2.B, P1.Z, P14.B                     // 5e444425

// Code generated by 'instgen -o=$GOROOT # from go install golang.org/x/arch/arm64/instgen@latest'. DO NOT EDIT.

#include "../../../../../runtime/textflag.h"

TEXT asmtest(SB),DUPOK|NOSPLIT,$-8
	PAND P14.S, P13.S, P14.M, P5.D                    // ERROR "illegal combination from SVE"
	PANDS P14.S, P13.S, P14.M, P5.D                   // ERROR "illegal combination from SVE"
	PBIC P14.S, P13.S, P14.M, P5.D                    // ERROR "illegal combination from SVE"