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/eca-rers2012/Problem05_label41_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-17 20:57:16,037 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 20:57:16,039 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 20:57:16,052 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 20:57:16,052 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 20:57:16,053 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 20:57:16,055 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 20:57:16,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 20:57:16,058 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 20:57:16,059 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 20:57:16,060 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 20:57:16,060 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 20:57:16,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 20:57:16,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 20:57:16,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 20:57:16,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 20:57:16,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 20:57:16,067 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 20:57:16,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 20:57:16,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 20:57:16,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 20:57:16,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 20:57:16,075 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 20:57:16,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 20:57:16,075 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 20:57:16,076 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 20:57:16,077 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 20:57:16,078 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 20:57:16,078 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 20:57:16,079 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 20:57:16,080 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 20:57:16,081 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 20:57:16,082 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 20:57:16,082 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 20:57:16,083 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 20:57:16,083 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 20:57:16,083 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 20:57:16,084 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 20:57:16,085 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 20:57:16,085 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 20:57:16,099 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 20:57:16,100 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 20:57:16,101 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 20:57:16,101 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 20:57:16,101 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 20:57:16,102 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 20:57:16,102 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 20:57:16,102 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 20:57:16,102 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 20:57:16,103 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 20:57:16,103 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 20:57:16,103 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 20:57:16,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 20:57:16,104 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 20:57:16,105 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 20:57:16,105 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 20:57:16,105 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 20:57:16,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 20:57:16,105 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 20:57:16,106 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 20:57:16,106 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 20:57:16,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 20:57:16,106 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 20:57:16,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 20:57:16,107 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 20:57:16,108 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 20:57:16,108 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 20:57:16,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 20:57:16,108 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 20:57:16,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 20:57:16,166 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 20:57:16,169 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 20:57:16,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 20:57:16,171 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 20:57:16,171 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem05_label41_false-unreach-call.c [2019-03-17 20:57:16,225 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa98f69d/29b1bda84af54fe6b1950c89fc248ffd/FLAGda1bd3525 [2019-03-17 20:57:17,102 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 20:57:17,103 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem05_label41_false-unreach-call.c [2019-03-17 20:57:17,147 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa98f69d/29b1bda84af54fe6b1950c89fc248ffd/FLAGda1bd3525 [2019-03-17 20:57:17,528 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa98f69d/29b1bda84af54fe6b1950c89fc248ffd [2019-03-17 20:57:17,537 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 20:57:17,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 20:57:17,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 20:57:17,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 20:57:17,544 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 20:57:17,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:57:17" (1/1) ... [2019-03-17 20:57:17,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128682b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:17, skipping insertion in model container [2019-03-17 20:57:17,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:57:17" (1/1) ... [2019-03-17 20:57:17,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 20:57:17,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 20:57:20,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 20:57:20,605 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 20:57:21,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 20:57:21,796 INFO L195 MainTranslator]: Completed translation [2019-03-17 20:57:21,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21 WrapperNode [2019-03-17 20:57:21,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 20:57:21,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 20:57:21,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 20:57:21,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 20:57:21,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:21,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 20:57:22,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 20:57:22,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 20:57:22,263 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 20:57:22,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:22,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:23,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (1/1) ... [2019-03-17 20:57:23,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 20:57:23,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 20:57:23,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 20:57:23,604 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 20:57:23,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:57:21" (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 20:57:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 20:57:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 20:57:37,790 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 20:57:37,791 INFO L286 CfgBuilder]: Removed 21 assue(true) statements. [2019-03-17 20:57:37,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 08:57:37 BoogieIcfgContainer [2019-03-17 20:57:37,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 20:57:37,794 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 20:57:37,794 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 20:57:37,794 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 20:57:37,797 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 08:57:37" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown