java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem05_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:56:22,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:56:22,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:56:22,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:56:22,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:56:22,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:56:22,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:56:22,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:56:22,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:56:22,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:56:22,106 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:56:22,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:56:22,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:56:22,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:56:22,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:56:22,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:56:22,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:56:22,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:56:22,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:56:22,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:56:22,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:56:22,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:56:22,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:56:22,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:56:22,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:56:22,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:56:22,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:56:22,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:56:22,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:56:22,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:56:22,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:56:22,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:56:22,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:56:22,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:56:22,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:56:22,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:56:22,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-09 16:56:22,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:56:22,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:56:22,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:56:22,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:56:22,167 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:56:22,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:56:22,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:56:22,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:56:22,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:56:22,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:56:22,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:56:22,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:56:22,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:56:22,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:56:22,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:56:22,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:56:22,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:56:22,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:56:22,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:56:22,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:56:22,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:56:22,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:56:22,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:56:22,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:56:22,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:56:22,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:56:22,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:56:22,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:56:22,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:56:22,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:56:22,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:56:22,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:56:22,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:56:22,219 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:56:22,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label38.c [2019-08-09 16:56:22,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66bd0a343/c4df0f44e2f943278d0b8d2b6057b0b4/FLAG4053cfeb1 [2019-08-09 16:56:23,294 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:56:23,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label38.c [2019-08-09 16:56:23,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66bd0a343/c4df0f44e2f943278d0b8d2b6057b0b4/FLAG4053cfeb1 [2019-08-09 16:56:23,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66bd0a343/c4df0f44e2f943278d0b8d2b6057b0b4 [2019-08-09 16:56:23,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:56:23,674 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:56:23,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:56:23,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:56:23,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:56:23,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:56:23" (1/1) ... [2019-08-09 16:56:23,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55dfb36a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:23, skipping insertion in model container [2019-08-09 16:56:23,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:56:23" (1/1) ... [2019-08-09 16:56:23,691 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:56:23,948 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:56:26,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:56:26,686 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:56:27,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:56:28,002 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:56:28,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28 WrapperNode [2019-08-09 16:56:28,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:56:28,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:56:28,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:56:28,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:56:28,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (1/1) ... [2019-08-09 16:56:28,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:56:28,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:56:28,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:56:28,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:56:28,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:56:28" (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 [2019-08-09 16:56:28,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:56:28,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:56:28,684 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-09 16:56:28,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-09 16:56:28,686 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-09 16:56:28,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:56:28,686 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 16:56:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 16:56:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 16:56:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 16:56:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-09 16:56:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-09 16:56:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-09 16:56:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-09 16:56:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:56:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:56:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 16:56:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:56:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:56:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:56:37,258 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:56:37,258 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:56:37,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:56:37 BoogieIcfgContainer [2019-08-09 16:56:37,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:56:37,262 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:56:37,262 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:56:37,263 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:56:37,264 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:56:37" (1/1) ... [2019-08-09 16:56:41,688 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:56:41,699 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:56:41,702 INFO L168 Benchmark]: Toolchain (without parser) took 18028.92 ms. Allocated memory was 179.3 MB in the beginning and 854.1 MB in the end (delta: 674.8 MB). Free memory was 137.6 MB in the beginning and 549.2 MB in the end (delta: -411.6 MB). Peak memory consumption was 551.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,703 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4329.22 ms. Allocated memory was 179.3 MB in the beginning and 290.5 MB in the end (delta: 111.1 MB). Free memory was 137.6 MB in the beginning and 180.1 MB in the end (delta: -42.5 MB). Peak memory consumption was 200.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,706 INFO L168 Benchmark]: Boogie Preprocessor took 596.83 ms. Allocated memory is still 290.5 MB. Free memory was 180.1 MB in the beginning and 122.3 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,709 INFO L168 Benchmark]: RCFGBuilder took 8659.54 ms. Allocated memory was 290.5 MB in the beginning and 629.7 MB in the end (delta: 339.2 MB). Free memory was 122.3 MB in the beginning and 520.2 MB in the end (delta: -397.9 MB). Peak memory consumption was 370.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,711 INFO L168 Benchmark]: Symbolic Interpretation took 4437.05 ms. Allocated memory was 629.7 MB in the beginning and 854.1 MB in the end (delta: 224.4 MB). Free memory was 520.2 MB in the beginning and 549.2 MB in the end (delta: -29.1 MB). Peak memory consumption was 483.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:56:41,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10943]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 103282#(and (= 13 ~a2~0) (= ~a27~0 1) (= ~a12~0 4) (= ~a20~0 5) (= ~a25~0 1) (= ~a16~0 1) (= 17 ~a9~0) (= ~a15~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4329.22 ms. Allocated memory was 179.3 MB in the beginning and 290.5 MB in the end (delta: 111.1 MB). Free memory was 137.6 MB in the beginning and 180.1 MB in the end (delta: -42.5 MB). Peak memory consumption was 200.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 596.83 ms. Allocated memory is still 290.5 MB. Free memory was 180.1 MB in the beginning and 122.3 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8659.54 ms. Allocated memory was 290.5 MB in the beginning and 629.7 MB in the end (delta: 339.2 MB). Free memory was 122.3 MB in the beginning and 520.2 MB in the end (delta: -397.9 MB). Peak memory consumption was 370.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4437.05 ms. Allocated memory was 629.7 MB in the beginning and 854.1 MB in the end (delta: 224.4 MB). Free memory was 520.2 MB in the beginning and 549.2 MB in the end (delta: -29.1 MB). Peak memory consumption was 483.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...