java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/pals_floodmax.5_false-unreach-call.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 12:52:31,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 12:52:31,584 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 12:52:31,596 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 12:52:31,596 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 12:52:31,597 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 12:52:31,599 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 12:52:31,601 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 12:52:31,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 12:52:31,610 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 12:52:31,611 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 12:52:31,614 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 12:52:31,615 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 12:52:31,616 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 12:52:31,620 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 12:52:31,620 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 12:52:31,621 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 12:52:31,623 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 12:52:31,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 12:52:31,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 12:52:31,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 12:52:31,635 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 12:52:31,639 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 12:52:31,640 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 12:52:31,640 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 12:52:31,641 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 12:52:31,642 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 12:52:31,642 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 12:52:31,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 12:52:31,643 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 12:52:31,647 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 12:52:31,648 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 12:52:31,649 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 12:52:31,649 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 12:52:31,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 12:52:31,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 12:52:31,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 12:52:31,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 12:52:31,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 12:52:31,652 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-17 12:52:31,667 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 12:52:31,667 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 12:52:31,669 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 12:52:31,670 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 12:52:31,670 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 12:52:31,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 12:52:31,670 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 12:52:31,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 12:52:31,671 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 12:52:31,671 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 12:52:31,671 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 12:52:31,671 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 12:52:31,671 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 12:52:31,672 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 12:52:31,672 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 12:52:31,672 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 12:52:31,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 12:52:31,672 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 12:52:31,673 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 12:52:31,673 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 12:52:31,673 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 12:52:31,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 12:52:31,673 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 12:52:31,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 12:52:31,674 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 12:52:31,674 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 12:52:31,674 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 12:52:31,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 12:52:31,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 12:52:31,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 12:52:31,732 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 12:52:31,735 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 12:52:31,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 12:52:31,736 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 12:52:31,737 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/pals_floodmax.5_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2019-03-17 12:52:31,788 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13606c0f2/5a4c4c50f2ca4a2cb564c8c9795795ff/FLAGac79e0930 [2019-03-17 12:52:32,400 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 12:52:32,401 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/pals_floodmax.5_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2019-03-17 12:52:32,421 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13606c0f2/5a4c4c50f2ca4a2cb564c8c9795795ff/FLAGac79e0930 [2019-03-17 12:52:32,594 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13606c0f2/5a4c4c50f2ca4a2cb564c8c9795795ff [2019-03-17 12:52:32,605 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 12:52:32,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 12:52:32,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 12:52:32,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 12:52:32,614 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 12:52:32,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:52:32" (1/1) ... [2019-03-17 12:52:32,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411e2521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:32, skipping insertion in model container [2019-03-17 12:52:32,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:52:32" (1/1) ... [2019-03-17 12:52:32,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 12:52:32,724 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 12:52:33,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:52:33,284 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 12:52:33,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:52:33,603 INFO L195 MainTranslator]: Completed translation [2019-03-17 12:52:33,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33 WrapperNode [2019-03-17 12:52:33,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 12:52:33,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 12:52:33,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 12:52:33,605 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 12:52:33,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 12:52:33,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 12:52:33,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 12:52:33,744 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 12:52:33,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (1/1) ... [2019-03-17 12:52:33,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 12:52:33,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 12:52:33,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 12:52:33,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 12:52:33,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:52:33" (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 [2019-03-17 12:52:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 12:52:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 12:52:37,912 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 12:52:37,913 INFO L286 CfgBuilder]: Removed 21 assue(true) statements. [2019-03-17 12:52:37,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:52:37 BoogieIcfgContainer [2019-03-17 12:52:37,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 12:52:37,915 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 12:52:37,915 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 12:52:37,915 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 12:52:37,918 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:52:37" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown