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/Problem06_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:57:52,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:57:52,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:57:52,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:57:52,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:57:52,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:57:52,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:57:52,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:57:52,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:57:52,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:57:52,634 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:57:52,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:57:52,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:57:52,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:57:52,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:57:52,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:57:52,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:57:52,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:57:52,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:57:52,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:57:52,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:57:52,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:57:52,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:57:52,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:57:52,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:57:52,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:57:52,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:57:52,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:57:52,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:57:52,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:57:52,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:57:52,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:57:52,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:57:52,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:57:52,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:57:52,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:57:52,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:57:52,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:57:52,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:57:52,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:57:52,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:57:52,686 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 16:57:52,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:57:52,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:57:52,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:57:52,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:57:52,718 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:57:52,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:57:52,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:57:52,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:57:52,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:57:52,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:57:52,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:57:52,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:57:52,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:57:52,721 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:57:52,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:57:52,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:57:52,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:57:52,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:57:52,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:57:52,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:57:52,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:57:52,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:57:52,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:57:52,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:57:52,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:57:52,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:57:52,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:57:52,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:57:52,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:57:52,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:57:52,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:57:52,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:57:52,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:57:52,796 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:57:52,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem06_label22.c [2019-08-09 16:57:52,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb1b9909/f0b4ef6e7edb4c5988ffdd93f4678487/FLAG4f65dca30 [2019-08-09 16:57:53,748 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:57:53,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem06_label22.c [2019-08-09 16:57:53,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb1b9909/f0b4ef6e7edb4c5988ffdd93f4678487/FLAG4f65dca30 [2019-08-09 16:57:54,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb1b9909/f0b4ef6e7edb4c5988ffdd93f4678487 [2019-08-09 16:57:54,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:57:54,240 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:57:54,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:57:54,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:57:54,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:57:54,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:57:54" (1/1) ... [2019-08-09 16:57:54,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2176a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:54, skipping insertion in model container [2019-08-09 16:57:54,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:57:54" (1/1) ... [2019-08-09 16:57:54,259 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:57:54,504 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:57:56,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:57:56,571 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:57:57,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:57:57,714 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:57:57,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57 WrapperNode [2019-08-09 16:57:57,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:57:57,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:57:57,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:57:57,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:57:57,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:57,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:57,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:57,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:58,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:58,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:58,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (1/1) ... [2019-08-09 16:57:58,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:57:58,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:57:58,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:57:58,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:57:58,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:57" (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 16:57:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:57:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:57:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 16:57:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 16:57:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 16:57:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 16:57:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-09 16:57:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:57:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 16:57:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 16:57:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 16:57:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 16:57:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-09 16:57:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:57:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:57:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 16:57:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:57:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:57:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:58:05,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:58:05,983 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:58:05,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:58:05 BoogieIcfgContainer [2019-08-09 16:58:05,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:58:05,989 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:58:05,989 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:58:05,989 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:58:05,990 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:58:05" (1/1) ... [2019-08-09 16:58:13,062 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:58:13,071 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:58:13,073 INFO L168 Benchmark]: Toolchain (without parser) took 18832.09 ms. Allocated memory was 179.3 MB in the beginning and 872.9 MB in the end (delta: 693.6 MB). Free memory was 140.0 MB in the beginning and 362.5 MB in the end (delta: -222.5 MB). Peak memory consumption was 587.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,074 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3474.94 ms. Allocated memory was 179.3 MB in the beginning and 289.4 MB in the end (delta: 110.1 MB). Free memory was 139.3 MB in the beginning and 92.7 MB in the end (delta: 46.6 MB). Peak memory consumption was 161.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,077 INFO L168 Benchmark]: Boogie Preprocessor took 510.10 ms. Allocated memory was 289.4 MB in the beginning and 295.2 MB in the end (delta: 5.8 MB). Free memory was 92.7 MB in the beginning and 166.8 MB in the end (delta: -74.1 MB). Peak memory consumption was 53.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,078 INFO L168 Benchmark]: RCFGBuilder took 7761.63 ms. Allocated memory was 295.2 MB in the beginning and 664.8 MB in the end (delta: 369.6 MB). Free memory was 166.8 MB in the beginning and 547.7 MB in the end (delta: -380.9 MB). Peak memory consumption was 346.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,079 INFO L168 Benchmark]: Symbolic Interpretation took 7081.95 ms. Allocated memory was 664.8 MB in the beginning and 872.9 MB in the end (delta: 208.1 MB). Free memory was 547.7 MB in the beginning and 362.5 MB in the end (delta: 185.2 MB). Peak memory consumption was 509.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:58:13,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9417]: 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 135789#(and (= ~a14~0 6) (= 13 ~a3~0) (= ~a10~0 1) (= ~a27~0 19) (not (= ~a26~0 1)) (= 1 ~a2~0) (= ~a25~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3474.94 ms. Allocated memory was 179.3 MB in the beginning and 289.4 MB in the end (delta: 110.1 MB). Free memory was 139.3 MB in the beginning and 92.7 MB in the end (delta: 46.6 MB). Peak memory consumption was 161.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 510.10 ms. Allocated memory was 289.4 MB in the beginning and 295.2 MB in the end (delta: 5.8 MB). Free memory was 92.7 MB in the beginning and 166.8 MB in the end (delta: -74.1 MB). Peak memory consumption was 53.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7761.63 ms. Allocated memory was 295.2 MB in the beginning and 664.8 MB in the end (delta: 369.6 MB). Free memory was 166.8 MB in the beginning and 547.7 MB in the end (delta: -380.9 MB). Peak memory consumption was 346.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7081.95 ms. Allocated memory was 664.8 MB in the beginning and 872.9 MB in the end (delta: 208.1 MB). Free memory was 547.7 MB in the beginning and 362.5 MB in the end (delta: 185.2 MB). Peak memory consumption was 509.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...