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_label15.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:55:36,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:55:36,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:55:36,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:55:36,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:55:36,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:55:36,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:55:36,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:55:36,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:55:36,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:55:36,764 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:55:36,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:55:36,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:55:36,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:55:36,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:55:36,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:55:36,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:55:36,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:55:36,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:55:36,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:55:36,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:55:36,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:55:36,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:55:36,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:55:36,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:55:36,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:55:36,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:55:36,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:55:36,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:55:36,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:55:36,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:55:36,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:55:36,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:55:36,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:55:36,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:55:36,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:55:36,816 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 16:55:36,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:55:36,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:55:36,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:55:36,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:55:36,836 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:55:36,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:55:36,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:55:36,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:55:36,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:55:36,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:55:36,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:55:36,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:55:36,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:55:36,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:55:36,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:55:36,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:55:36,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:55:36,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:55:36,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:55:36,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:55:36,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:55:36,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:55:36,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:55:36,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:55:36,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:55:36,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:55:36,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:55:36,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:55:36,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:55:36,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:55:36,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:55:36,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:55:36,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:55:36,905 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:55:36,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label15.c [2019-08-09 16:55:36,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0632280d9/be36a7fa3b3b40cfa6ba3a35dde8c65c/FLAGf3b29ecab [2019-08-09 16:55:38,031 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:55:38,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label15.c [2019-08-09 16:55:38,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0632280d9/be36a7fa3b3b40cfa6ba3a35dde8c65c/FLAGf3b29ecab [2019-08-09 16:55:38,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0632280d9/be36a7fa3b3b40cfa6ba3a35dde8c65c [2019-08-09 16:55:38,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:55:38,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:55:38,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:55:38,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:55:38,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:55:38,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:55:38" (1/1) ... [2019-08-09 16:55:38,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4225d4b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:38, skipping insertion in model container [2019-08-09 16:55:38,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:55:38" (1/1) ... [2019-08-09 16:55:38,283 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:55:38,546 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:55:41,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:55:41,386 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:55:42,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:55:42,855 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:55:42,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42 WrapperNode [2019-08-09 16:55:42,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:55:42,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:55:42,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:55:42,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:55:42,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:42,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:42,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:42,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:43,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:43,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:43,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (1/1) ... [2019-08-09 16:55:43,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:55:43,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:55:43,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:55:43,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:55:43,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:55:42" (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 16:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 16:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 16:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 16:55:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 16:55:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-09 16:55:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-09 16:55:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-09 16:55:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-09 16:55:43,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:55:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 16:55:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 16:55:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 16:55:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 16:55:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-09 16:55:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-09 16:55:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-09 16:55:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-09 16:55:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:55:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:55:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 16:55:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:55:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:55:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:55:52,479 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:55:52,480 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:55:52,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:55:52 BoogieIcfgContainer [2019-08-09 16:55:52,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:55:52,483 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:55:52,483 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:55:52,483 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:55:52,484 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:55:52" (1/1) ... [2019-08-09 16:55:56,830 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:55:56,839 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:55:56,843 INFO L168 Benchmark]: Toolchain (without parser) took 18572.52 ms. Allocated memory was 173.0 MB in the beginning and 743.4 MB in the end (delta: 570.4 MB). Free memory was 139.4 MB in the beginning and 235.7 MB in the end (delta: -96.2 MB). Peak memory consumption was 591.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,844 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4587.00 ms. Allocated memory was 173.0 MB in the beginning and 291.5 MB in the end (delta: 118.5 MB). Free memory was 139.4 MB in the beginning and 187.0 MB in the end (delta: -47.5 MB). Peak memory consumption was 213.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,847 INFO L168 Benchmark]: Boogie Preprocessor took 506.77 ms. Allocated memory is still 291.5 MB. Free memory was 187.0 MB in the beginning and 128.4 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,852 INFO L168 Benchmark]: RCFGBuilder took 9119.09 ms. Allocated memory was 291.5 MB in the beginning and 632.8 MB in the end (delta: 341.3 MB). Free memory was 128.4 MB in the beginning and 214.5 MB in the end (delta: -86.1 MB). Peak memory consumption was 292.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,853 INFO L168 Benchmark]: Symbolic Interpretation took 4356.03 ms. Allocated memory was 632.8 MB in the beginning and 743.4 MB in the end (delta: 110.6 MB). Free memory was 214.5 MB in the beginning and 235.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 206.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:55:56,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10994]: 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 104539#(and (= ~a27~0 1) (= 16 ~a9~0) (= ~a20~0 5) (= 10 ~a2~0) (= ~a12~0 5) (= ~a25~0 1) (= ~a16~0 1) (= ~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 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4587.00 ms. Allocated memory was 173.0 MB in the beginning and 291.5 MB in the end (delta: 118.5 MB). Free memory was 139.4 MB in the beginning and 187.0 MB in the end (delta: -47.5 MB). Peak memory consumption was 213.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 506.77 ms. Allocated memory is still 291.5 MB. Free memory was 187.0 MB in the beginning and 128.4 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9119.09 ms. Allocated memory was 291.5 MB in the beginning and 632.8 MB in the end (delta: 341.3 MB). Free memory was 128.4 MB in the beginning and 214.5 MB in the end (delta: -86.1 MB). Peak memory consumption was 292.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4356.03 ms. Allocated memory was 632.8 MB in the beginning and 743.4 MB in the end (delta: 110.6 MB). Free memory was 214.5 MB in the beginning and 235.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 206.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...