/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-22 02:10:36,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-22 02:10:36,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-22 02:10:36,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-22 02:10:36,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-22 02:10:36,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-22 02:10:36,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-22 02:10:36,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-22 02:10:36,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-22 02:10:36,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-22 02:10:36,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-22 02:10:36,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-22 02:10:36,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-22 02:10:36,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-22 02:10:36,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-22 02:10:36,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-22 02:10:36,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-22 02:10:36,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-22 02:10:36,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-22 02:10:36,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-22 02:10:36,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-22 02:10:36,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-22 02:10:36,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-22 02:10:36,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-22 02:10:36,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-22 02:10:36,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-22 02:10:36,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-22 02:10:36,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-22 02:10:36,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-22 02:10:36,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-22 02:10:36,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-22 02:10:36,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-22 02:10:36,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-22 02:10:36,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-22 02:10:36,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-22 02:10:36,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-22 02:10:36,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-22 02:10:36,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-22 02:10:36,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-22 02:10:36,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-22 02:10:36,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-22 02:10:36,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-05-22 02:10:36,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-22 02:10:36,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-22 02:10:36,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-22 02:10:36,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-22 02:10:36,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-22 02:10:36,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-22 02:10:36,684 INFO L138 SettingsManager]: * Use SBE=true [2021-05-22 02:10:36,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-22 02:10:36,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-22 02:10:36,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-22 02:10:36,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-22 02:10:36,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-22 02:10:36,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-22 02:10:36,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-22 02:10:36,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 02:10:36,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-22 02:10:36,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-22 02:10:36,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-22 02:10:36,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-22 02:10:36,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-22 02:10:36,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-22 02:10:36,936 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-22 02:10:36,937 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-22 02:10:36,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-05-22 02:10:36,937 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-05-22 02:10:36,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-22 02:10:36,970 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-22 02:10:36,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-22 02:10:36,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-22 02:10:36,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-22 02:10:36,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-22 02:10:36,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-22 02:10:36,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-22 02:10:36,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-22 02:10:36,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:36,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:37,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:37,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... [2021-05-22 02:10:37,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-22 02:10:37,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-22 02:10:37,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-22 02:10:37,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-22 02:10:37,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.05 02:10:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 02:10:37,055 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-22 02:10:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-22 02:10:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-22 02:10:37,056 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-22 02:10:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-22 02:10:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-22 02:10:37,056 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-22 02:10:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-22 02:10:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-22 02:10:37,057 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-22 02:10:37,190 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.derSimple(XnfDer.java:308) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate_EqInfoBased(XnfDer.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate(XnfDer.java:101) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition(TransFormulaUtils.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.SequentialComposition.getInterproceduralTransFormula(SequentialComposition.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.SequentialComposition.getInterproceduralTransFormula(SequentialComposition.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.SequentialComposition.(SequentialComposition.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructSequentialComposition(CodeBlockFactory.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1741) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1648) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-05-22 02:10:37,192 INFO L168 Benchmark]: Toolchain (without parser) took 221.46 ms. Allocated memory is still 348.1 MB. Free memory was 327.4 MB in the beginning and 311.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-05-22 02:10:37,193 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 348.1 MB. Free memory was 328.6 MB in the beginning and 328.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-22 02:10:37,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.11 ms. Allocated memory is still 348.1 MB. Free memory was 327.4 MB in the beginning and 325.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 02:10:37,194 INFO L168 Benchmark]: Boogie Preprocessor took 10.61 ms. Allocated memory is still 348.1 MB. Free memory was 325.9 MB in the beginning and 324.9 MB in the end (delta: 936.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 02:10:37,195 INFO L168 Benchmark]: RCFGBuilder took 188.54 ms. Allocated memory is still 348.1 MB. Free memory was 324.9 MB in the beginning and 311.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-22 02:10:37,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 348.1 MB. Free memory was 328.6 MB in the beginning and 328.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 19.11 ms. Allocated memory is still 348.1 MB. Free memory was 327.4 MB in the beginning and 325.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.61 ms. Allocated memory is still 348.1 MB. Free memory was 325.9 MB in the beginning and 324.9 MB in the end (delta: 936.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 188.54 ms. Allocated memory is still 348.1 MB. Free memory was 324.9 MB in the beginning and 311.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...