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/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 14:33:12,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 14:33:12,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 14:33:12,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 14:33:12,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 14:33:12,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 14:33:12,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 14:33:12,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 14:33:12,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 14:33:12,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 14:33:12,684 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 14:33:12,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 14:33:12,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 14:33:12,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 14:33:12,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 14:33:12,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 14:33:12,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 14:33:12,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 14:33:12,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 14:33:12,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 14:33:12,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 14:33:12,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 14:33:12,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 14:33:12,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 14:33:12,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 14:33:12,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 14:33:12,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 14:33:12,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 14:33:12,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 14:33:12,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 14:33:12,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 14:33:12,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 14:33:12,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 14:33:12,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 14:33:12,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 14:33:12,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 14:33:12,727 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 [2019-08-08 14:33:12,755 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 14:33:12,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 14:33:12,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 14:33:12,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 14:33:12,758 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 14:33:12,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 14:33:12,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 14:33:12,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 14:33:12,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 14:33:12,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 14:33:12,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 14:33:12,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 14:33:12,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 14:33:12,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 14:33:12,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 14:33:12,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 14:33:12,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 14:33:12,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 14:33:12,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 14:33:12,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 14:33:12,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 14:33:12,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 14:33:12,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 14:33:12,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 14:33:12,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 14:33:12,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 14:33:12,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 14:33:12,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 14:33:12,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 14:33:12,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 14:33:12,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 14:33:12,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 14:33:12,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 14:33:12,828 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 14:33:12,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-08-08 14:33:12,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96bd213be/87c88e79a6c34dd481bd241a6221219c/FLAGcd7c590e8 [2019-08-08 14:33:13,362 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 14:33:13,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-08-08 14:33:13,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96bd213be/87c88e79a6c34dd481bd241a6221219c/FLAGcd7c590e8 [2019-08-08 14:33:13,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96bd213be/87c88e79a6c34dd481bd241a6221219c [2019-08-08 14:33:13,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 14:33:13,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 14:33:13,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 14:33:13,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 14:33:13,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 14:33:13,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 02:33:13" (1/1) ... [2019-08-08 14:33:13,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3851afd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:13, skipping insertion in model container [2019-08-08 14:33:13,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 02:33:13" (1/1) ... [2019-08-08 14:33:13,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 14:33:13,780 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 14:33:14,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 14:33:14,117 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 14:33:14,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 14:33:14,317 INFO L192 MainTranslator]: Completed translation [2019-08-08 14:33:14,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14 WrapperNode [2019-08-08 14:33:14,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 14:33:14,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 14:33:14,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 14:33:14,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 14:33:14,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (1/1) ... [2019-08-08 14:33:14,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 14:33:14,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 14:33:14,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 14:33:14,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 14:33:14,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:14" (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 [2019-08-08 14:33:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 14:33:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 14:33:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 14:33:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 14:33:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 14:33:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 14:33:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-08 14:33:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-08 14:33:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-08 14:33:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-08 14:33:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-08 14:33:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-08 14:33:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 14:33:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 14:33:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 14:33:15,436 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 14:33:15,437 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 14:33:15,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 02:33:15 BoogieIcfgContainer [2019-08-08 14:33:15,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 14:33:15,439 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 14:33:15,439 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 14:33:15,439 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 14:33:15,440 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 02:33:15" (1/1) ... [2019-08-08 14:33:15,451 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 14:33:15,453 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 14:33:15,461 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 14:33:15,469 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 14:33:15,470 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 14:33:15,551 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 181 [2019-08-08 14:33:21,510 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 14:33:21,510 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 14:33:21,515 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 42283#(and (= main_~main__c1~0 ~__return_6261~0) (= 0 (mod main_~assert__arg~0 256)) (= main_~__tmp_1~0 main_~assert__arg~0) (= main_~__tmp_1~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~__return_6261~0 main_~check__tmp~0)) [2019-08-08 14:33:21,516 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 14:33:21,524 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 14:33:21,528 INFO L168 Benchmark]: Toolchain (without parser) took 7818.50 ms. Allocated memory was 141.0 MB in the beginning and 491.3 MB in the end (delta: 350.2 MB). Free memory was 86.6 MB in the beginning and 224.8 MB in the end (delta: -138.2 MB). Peak memory consumption was 294.3 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,530 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.29 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 174.7 MB in the end (delta: -88.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,533 INFO L168 Benchmark]: Boogie Preprocessor took 59.35 ms. Allocated memory is still 200.8 MB. Free memory was 174.7 MB in the beginning and 172.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,535 INFO L168 Benchmark]: RCFGBuilder took 1060.11 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 130.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,536 INFO L168 Benchmark]: Symbolic Interpretation took 6085.72 ms. Allocated memory was 200.8 MB in the beginning and 491.3 MB in the end (delta: 290.5 MB). Free memory was 130.3 MB in the beginning and 224.8 MB in the end (delta: -94.5 MB). Peak memory consumption was 278.3 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:21,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 279]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 609.29 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 174.7 MB in the end (delta: -88.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.35 ms. Allocated memory is still 200.8 MB. Free memory was 174.7 MB in the beginning and 172.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1060.11 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 130.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6085.72 ms. Allocated memory was 200.8 MB in the beginning and 491.3 MB in the end (delta: 290.5 MB). Free memory was 130.3 MB in the beginning and 224.8 MB in the end (delta: -94.5 MB). Peak memory consumption was 278.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...