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_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:58:53,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:58:53,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:58:53,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:58:53,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:58:53,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:58:53,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:58:53,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:58:53,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:58:53,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:58:53,555 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:58:53,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:58:53,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:58:53,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:58:53,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:58:53,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:58:53,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:58:53,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:58:53,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:58:53,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:58:53,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:58:53,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:58:53,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:58:53,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:58:53,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:58:53,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:58:53,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:58:53,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:58:53,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:58:53,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:58:53,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:58:53,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:58:53,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:58:53,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:58:53,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:58:53,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:58:53,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:58:53,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:58:53,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:58:53,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:58:53,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:58:53,585 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 16:58:53,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:58:53,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:58:53,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:58:53,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:58:53,604 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:58:53,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:58:53,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:58:53,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:58:53,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:58:53,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:58:53,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:58:53,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:58:53,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:58:53,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:58:53,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:58:53,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:58:53,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:58:53,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:58:53,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:58:53,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:58:53,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:58:53,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:58:53,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:58:53,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:58:53,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:58:53,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:58:53,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:58:53,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:58:53,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:58:53,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:58:53,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:58:53,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:58:53,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:58:53,663 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:58:53,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem06_label51.c [2019-08-09 16:58:53,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8287ea95/91d6542426694e32a0be8b2b0e4b1dce/FLAG9e44aa998 [2019-08-09 16:58:54,680 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:58:54,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem06_label51.c [2019-08-09 16:58:54,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8287ea95/91d6542426694e32a0be8b2b0e4b1dce/FLAG9e44aa998 [2019-08-09 16:58:55,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8287ea95/91d6542426694e32a0be8b2b0e4b1dce [2019-08-09 16:58:55,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:58:55,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:58:55,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:58:55,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:58:55,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:58:55,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:58:55" (1/1) ... [2019-08-09 16:58:55,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729c7694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:55, skipping insertion in model container [2019-08-09 16:58:55,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:58:55" (1/1) ... [2019-08-09 16:58:55,127 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:58:55,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:58:57,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:58:57,927 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:58:59,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:58:59,330 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:58:59,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59 WrapperNode [2019-08-09 16:58:59,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:58:59,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:58:59,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:58:59,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:58:59,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (1/1) ... [2019-08-09 16:58:59,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:58:59,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:58:59,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:58:59,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:58:59,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:58:59" (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 16:58:59,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:58:59,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:58:59,904 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 16:58:59,904 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 16:58:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 16:58:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 16:58:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-09 16:58:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:58:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 16:58:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 16:58:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 16:58:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 16:58:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-09 16:58:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:58:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:58:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 16:58:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:58:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:58:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:59:07,239 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:59:07,240 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:59:07,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:59:07 BoogieIcfgContainer [2019-08-09 16:59:07,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:59:07,243 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:59:07,243 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:59:07,243 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:59:07,244 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:59:07" (1/1) ... [2019-08-09 16:59:13,744 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:59:13,755 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:59:13,759 INFO L168 Benchmark]: Toolchain (without parser) took 18647.19 ms. Allocated memory was 180.4 MB in the beginning and 872.9 MB in the end (delta: 692.6 MB). Free memory was 141.4 MB in the beginning and 433.0 MB in the end (delta: -291.6 MB). Peak memory consumption was 585.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,760 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4219.73 ms. Allocated memory was 180.4 MB in the beginning and 294.6 MB in the end (delta: 114.3 MB). Free memory was 140.7 MB in the beginning and 91.4 MB in the end (delta: 49.3 MB). Peak memory consumption was 168.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,762 INFO L168 Benchmark]: Boogie Preprocessor took 512.28 ms. Allocated memory was 294.6 MB in the beginning and 299.9 MB in the end (delta: 5.2 MB). Free memory was 91.4 MB in the beginning and 167.9 MB in the end (delta: -76.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,764 INFO L168 Benchmark]: RCFGBuilder took 7398.54 ms. Allocated memory was 299.9 MB in the beginning and 636.0 MB in the end (delta: 336.1 MB). Free memory was 167.9 MB in the beginning and 503.9 MB in the end (delta: -336.0 MB). Peak memory consumption was 315.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,765 INFO L168 Benchmark]: Symbolic Interpretation took 6512.53 ms. Allocated memory was 636.0 MB in the beginning and 872.9 MB in the end (delta: 237.0 MB). Free memory was 503.9 MB in the beginning and 433.0 MB in the end (delta: 70.9 MB). Peak memory consumption was 492.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:59:13,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9435]: 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 127480#(and (= 13 ~a3~0) (= ~a10~0 1) (= ~a27~0 19) (= ~a14~0 5) (not (= ~a26~0 1)) (= 1 ~a2~0) (not (= ~a25~0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4219.73 ms. Allocated memory was 180.4 MB in the beginning and 294.6 MB in the end (delta: 114.3 MB). Free memory was 140.7 MB in the beginning and 91.4 MB in the end (delta: 49.3 MB). Peak memory consumption was 168.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 512.28 ms. Allocated memory was 294.6 MB in the beginning and 299.9 MB in the end (delta: 5.2 MB). Free memory was 91.4 MB in the beginning and 167.9 MB in the end (delta: -76.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7398.54 ms. Allocated memory was 299.9 MB in the beginning and 636.0 MB in the end (delta: 336.1 MB). Free memory was 167.9 MB in the beginning and 503.9 MB in the end (delta: -336.0 MB). Peak memory consumption was 315.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6512.53 ms. Allocated memory was 636.0 MB in the beginning and 872.9 MB in the end (delta: 237.0 MB). Free memory was 503.9 MB in the beginning and 433.0 MB in the end (delta: 70.9 MB). Peak memory consumption was 492.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...