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/Problem12_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 13:32:39,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 13:32:39,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 13:32:39,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 13:32:39,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 13:32:39,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 13:32:39,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 13:32:39,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 13:32:39,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 13:32:39,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 13:32:39,626 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 13:32:39,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 13:32:39,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 13:32:39,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 13:32:39,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 13:32:39,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 13:32:39,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 13:32:39,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 13:32:39,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 13:32:39,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 13:32:39,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 13:32:39,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 13:32:39,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 13:32:39,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 13:32:39,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 13:32:39,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 13:32:39,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 13:32:39,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 13:32:39,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 13:32:39,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 13:32:39,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 13:32:39,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 13:32:39,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 13:32:39,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 13:32:39,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 13:32:39,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 13:32:39,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 13:32:39,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 13:32:39,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 13:32:39,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 13:32:39,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 13:32:39,653 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 [2019-08-14 13:32:39,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 13:32:39,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 13:32:39,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 13:32:39,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 13:32:39,669 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 13:32:39,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 13:32:39,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 13:32:39,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 13:32:39,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 13:32:39,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 13:32:39,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 13:32:39,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 13:32:39,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 13:32:39,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 13:32:39,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 13:32:39,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 13:32:39,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 13:32:39,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 13:32:39,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 13:32:39,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 13:32:39,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 13:32:39,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 13:32:39,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 13:32:39,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 13:32:39,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 13:32:39,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 13:32:39,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 13:32:39,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 13:32:39,721 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 13:32:39,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label46.c [2019-08-14 13:32:39,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a2bbaf6/165cf1f75efa4a1e90ac2baa06b49078/FLAGa28835255 [2019-08-14 13:32:40,513 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 13:32:40,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label46.c [2019-08-14 13:32:40,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a2bbaf6/165cf1f75efa4a1e90ac2baa06b49078/FLAGa28835255 [2019-08-14 13:32:40,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a2bbaf6/165cf1f75efa4a1e90ac2baa06b49078 [2019-08-14 13:32:40,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 13:32:40,620 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 13:32:40,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 13:32:40,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 13:32:40,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 13:32:40,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 01:32:40" (1/1) ... [2019-08-14 13:32:40,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c64891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:40, skipping insertion in model container [2019-08-14 13:32:40,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 01:32:40" (1/1) ... [2019-08-14 13:32:40,640 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 13:32:40,817 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 13:32:42,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 13:32:42,393 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 13:32:43,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 13:32:43,066 INFO L192 MainTranslator]: Completed translation [2019-08-14 13:32:43,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43 WrapperNode [2019-08-14 13:32:43,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 13:32:43,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 13:32:43,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 13:32:43,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 13:32:43,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (1/1) ... [2019-08-14 13:32:43,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 13:32:43,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 13:32:43,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 13:32:43,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 13:32:43,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 01:32:43" (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 [2019-08-14 13:32:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 13:32:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 13:32:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-14 13:32:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-14 13:32:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-14 13:32:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-14 13:32:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 13:32:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-14 13:32:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-14 13:32:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-14 13:32:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-14 13:32:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 13:32:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 13:32:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 13:32:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 13:32:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 13:32:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 13:32:48,515 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 13:32:48,516 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 13:32:48,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 01:32:48 BoogieIcfgContainer [2019-08-14 13:32:48,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 13:32:48,522 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 13:32:48,522 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 13:32:48,522 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 13:32:48,523 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 01:32:48" (1/1) ... [2019-08-14 13:33:46,522 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-14 13:33:53,360 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-14 13:34:04,568 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-14 13:36:24,237 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-14 13:36:30,715 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-14 13:36:41,954 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-14 13:37:34,057 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 45927 conjuctions. This might take some time... [2019-08-14 13:42:28,013 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-14 13:42:40,367 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-14 13:42:44,046 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-14 13:45:02,368 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-14 13:45:14,514 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-14 13:45:18,095 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-14 13:46:04,747 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 91854 conjuctions. This might take some time...