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/loops-crafted-1/Mono6_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 22:12:35,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 22:12:35,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 22:12:35,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 22:12:35,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 22:12:35,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 22:12:35,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 22:12:35,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 22:12:35,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 22:12:35,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 22:12:35,566 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 22:12:35,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 22:12:35,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 22:12:35,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 22:12:35,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 22:12:35,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 22:12:35,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 22:12:35,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 22:12:35,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 22:12:35,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 22:12:35,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 22:12:35,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 22:12:35,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 22:12:35,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 22:12:35,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 22:12:35,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 22:12:35,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 22:12:35,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 22:12:35,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 22:12:35,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 22:12:35,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 22:12:35,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 22:12:35,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 22:12:35,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 22:12:35,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 22:12:35,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 22:12:35,591 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 [2019-08-22 22:12:35,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 22:12:35,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 22:12:35,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 22:12:35,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 22:12:35,607 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 22:12:35,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 22:12:35,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 22:12:35,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 22:12:35,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 22:12:35,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 22:12:35,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 22:12:35,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 22:12:35,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 22:12:35,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 22:12:35,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 22:12:35,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 22:12:35,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 22:12:35,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 22:12:35,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 22:12:35,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 22:12:35,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 22:12:35,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 22:12:35,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 22:12:35,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 22:12:35,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 22:12:35,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 22:12:35,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 22:12:35,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 22:12:35,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 22:12:35,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 22:12:35,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 22:12:35,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 22:12:35,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 22:12:35,668 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 22:12:35,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/Mono6_1.c [2019-08-22 22:12:35,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182756318/b3016ed0079d4067b079b0131fbe0408/FLAGfae084db8 [2019-08-22 22:12:36,186 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 22:12:36,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/Mono6_1.c [2019-08-22 22:12:36,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182756318/b3016ed0079d4067b079b0131fbe0408/FLAGfae084db8 [2019-08-22 22:12:36,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182756318/b3016ed0079d4067b079b0131fbe0408 [2019-08-22 22:12:36,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 22:12:36,522 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 22:12:36,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 22:12:36,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 22:12:36,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 22:12:36,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425c78f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36, skipping insertion in model container [2019-08-22 22:12:36,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,538 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 22:12:36,556 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 22:12:36,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:12:36,703 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 22:12:36,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:12:36,729 INFO L192 MainTranslator]: Completed translation [2019-08-22 22:12:36,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36 WrapperNode [2019-08-22 22:12:36,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 22:12:36,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 22:12:36,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 22:12:36,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 22:12:36,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (1/1) ... [2019-08-22 22:12:36,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 22:12:36,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 22:12:36,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 22:12:36,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 22:12:36,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:12:36" (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 [2019-08-22 22:12:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 22:12:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 22:12:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 22:12:36,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 22:12:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 22:12:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 22:12:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 22:12:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 22:12:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 22:12:37,064 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 22:12:37,065 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 22:12:37,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:12:37 BoogieIcfgContainer [2019-08-22 22:12:37,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 22:12:37,066 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 22:12:37,067 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 22:12:37,067 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 22:12:37,068 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:12:37" (1/1) ... [2019-08-22 22:12:37,081 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 22:12:37,086 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 22:12:37,094 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 22:12:37,106 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 22:12:37,107 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 22:12:37,159 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 22:13:06,664 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5482 conjuctions. This might take some time... [2019-08-22 22:13:10,628 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5482 conjuctions. [2019-08-22 22:13:23,308 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5482 conjuctions. This might take some time... [2019-08-22 22:13:26,541 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5482 conjuctions. [2019-08-22 22:13:38,983 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5482 conjuctions. This might take some time... [2019-08-22 22:13:42,286 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5482 conjuctions. [2019-08-22 22:13:42,343 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8170 conjuctions. This might take some time... [2019-08-22 22:13:50,899 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 8170 conjuctions. [2019-08-22 22:14:02,710 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5107 conjuctions. This might take some time... [2019-08-22 22:14:05,149 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5107 conjuctions. [2019-08-22 22:14:05,203 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7554 conjuctions. This might take some time...