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_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:57:02,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:57:02,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:57:02,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:57:02,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:57:02,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:57:02,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:57:02,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:57:02,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:57:02,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:57:02,136 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:57:02,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:57:02,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:57:02,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:57:02,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:57:02,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:57:02,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:57:02,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:57:02,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:57:02,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:57:02,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:57:02,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:57:02,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:57:02,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:57:02,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:57:02,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:57:02,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:57:02,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:57:02,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:57:02,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:57:02,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:57:02,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:57:02,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:57:02,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:57:02,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:57:02,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:57:02,164 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 16:57:02,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:57:02,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:57:02,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:57:02,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:57:02,183 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:57:02,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:57:02,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:57:02,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:57:02,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:57:02,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:57:02,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:57:02,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:57:02,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:57:02,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:57:02,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:57:02,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:57:02,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:57:02,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:57:02,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:57:02,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:57:02,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:57:02,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:57:02,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:57:02,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:57:02,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:57:02,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:57:02,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:57:02,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:57:02,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:57:02,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:57:02,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:57:02,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:57:02,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:57:02,231 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:57:02,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label56.c [2019-08-09 16:57:02,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81cdee31/117a30f0b5334c0ebb6a2acc97df59f9/FLAG41c656729 [2019-08-09 16:57:03,340 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:57:03,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label56.c [2019-08-09 16:57:03,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81cdee31/117a30f0b5334c0ebb6a2acc97df59f9/FLAG41c656729 [2019-08-09 16:57:03,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81cdee31/117a30f0b5334c0ebb6a2acc97df59f9 [2019-08-09 16:57:03,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:57:03,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:57:03,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:57:03,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:57:03,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:57:03,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:57:03" (1/1) ... [2019-08-09 16:57:03,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ef4c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:03, skipping insertion in model container [2019-08-09 16:57:03,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:57:03" (1/1) ... [2019-08-09 16:57:03,705 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:57:03,962 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:57:06,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:57:06,580 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:57:08,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:57:08,184 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:57:08,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08 WrapperNode [2019-08-09 16:57:08,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:57:08,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:57:08,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:57:08,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:57:08,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (1/1) ... [2019-08-09 16:57:08,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:57:08,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:57:08,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:57:08,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:57:08,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:57:08" (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 16:57:08,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:57:08,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:57:08,684 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 16:57:08,684 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 16:57:08,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 16:57:08,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 16:57:08,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-09 16:57:08,686 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-09 16:57:08,686 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-09 16:57:08,687 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-09 16:57:08,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:57:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 16:57:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 16:57:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 16:57:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 16:57:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-09 16:57:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-09 16:57:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-09 16:57:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-09 16:57:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:57:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:57:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 16:57:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:57:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:57:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:57:16,723 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:57:16,723 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:57:16,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:57:16 BoogieIcfgContainer [2019-08-09 16:57:16,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:57:16,726 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:57:16,726 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:57:16,726 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:57:16,727 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:57:16" (1/1) ... [2019-08-09 16:57:21,310 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:57:21,318 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:57:21,321 INFO L168 Benchmark]: Toolchain (without parser) took 17630.14 ms. Allocated memory was 171.4 MB in the beginning and 877.1 MB in the end (delta: 705.7 MB). Free memory was 138.3 MB in the beginning and 475.3 MB in the end (delta: -337.0 MB). Peak memory consumption was 575.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,323 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4494.47 ms. Allocated memory was 171.4 MB in the beginning and 284.2 MB in the end (delta: 112.7 MB). Free memory was 137.6 MB in the beginning and 165.6 MB in the end (delta: -28.0 MB). Peak memory consumption was 197.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,325 INFO L168 Benchmark]: Boogie Preprocessor took 430.08 ms. Allocated memory is still 284.2 MB. Free memory was 165.6 MB in the beginning and 106.3 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,328 INFO L168 Benchmark]: RCFGBuilder took 8109.64 ms. Allocated memory was 284.2 MB in the beginning and 638.6 MB in the end (delta: 354.4 MB). Free memory was 106.3 MB in the beginning and 498.9 MB in the end (delta: -392.6 MB). Peak memory consumption was 367.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,331 INFO L168 Benchmark]: Symbolic Interpretation took 4592.39 ms. Allocated memory was 638.6 MB in the beginning and 877.1 MB in the end (delta: 238.6 MB). Free memory was 498.9 MB in the beginning and 475.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 469.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:57:21,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11063]: 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 111630#(and (= ~a27~0 1) (= 11 ~a2~0) (= ~a20~0 5) (= ~a12~0 3) (= ~a25~0 1) (= ~a16~0 1) (= 18 ~a9~0) (= ~a15~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4494.47 ms. Allocated memory was 171.4 MB in the beginning and 284.2 MB in the end (delta: 112.7 MB). Free memory was 137.6 MB in the beginning and 165.6 MB in the end (delta: -28.0 MB). Peak memory consumption was 197.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 430.08 ms. Allocated memory is still 284.2 MB. Free memory was 165.6 MB in the beginning and 106.3 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8109.64 ms. Allocated memory was 284.2 MB in the beginning and 638.6 MB in the end (delta: 354.4 MB). Free memory was 106.3 MB in the beginning and 498.9 MB in the end (delta: -392.6 MB). Peak memory consumption was 367.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4592.39 ms. Allocated memory was 638.6 MB in the beginning and 877.1 MB in the end (delta: 238.6 MB). Free memory was 498.9 MB in the beginning and 475.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 469.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...