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_label53.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 19:35:24,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 19:35:24,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 19:35:24,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 19:35:24,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 19:35:24,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 19:35:24,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 19:35:24,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 19:35:24,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 19:35:24,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 19:35:24,505 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 19:35:24,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 19:35:24,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 19:35:24,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 19:35:24,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 19:35:24,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 19:35:24,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 19:35:24,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 19:35:24,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 19:35:24,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 19:35:24,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 19:35:24,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 19:35:24,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 19:35:24,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 19:35:24,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 19:35:24,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 19:35:24,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 19:35:24,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 19:35:24,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 19:35:24,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 19:35:24,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 19:35:24,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 19:35:24,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 19:35:24,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 19:35:24,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 19:35:24,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 19:35:24,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 19:35:24,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 19:35:24,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 19:35:24,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 19:35:24,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 19:35:24,539 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 [2019-08-09 19:35:24,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 19:35:24,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 19:35:24,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 19:35:24,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 19:35:24,556 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 19:35:24,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 19:35:24,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 19:35:24,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 19:35:24,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 19:35:24,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 19:35:24,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 19:35:24,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 19:35:24,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 19:35:24,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 19:35:24,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 19:35:24,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 19:35:24,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 19:35:24,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 19:35:24,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 19:35:24,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 19:35:24,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 19:35:24,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 19:35:24,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 19:35:24,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 19:35:24,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 19:35:24,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 19:35:24,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 19:35:24,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 19:35:24,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 19:35:24,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 19:35:24,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 19:35:24,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 19:35:24,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 19:35:24,611 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 19:35:24,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label53.c [2019-08-09 19:35:24,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30e7ac9f/a0af9777634c44f2b9d883c1d64e85ec/FLAG06a24680e [2019-08-09 19:35:25,454 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 19:35:25,455 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label53.c [2019-08-09 19:35:25,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30e7ac9f/a0af9777634c44f2b9d883c1d64e85ec/FLAG06a24680e [2019-08-09 19:35:25,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30e7ac9f/a0af9777634c44f2b9d883c1d64e85ec [2019-08-09 19:35:25,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 19:35:25,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 19:35:25,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 19:35:25,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 19:35:25,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 19:35:25,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 07:35:25" (1/1) ... [2019-08-09 19:35:25,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7dcff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:25, skipping insertion in model container [2019-08-09 19:35:25,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 07:35:25" (1/1) ... [2019-08-09 19:35:25,595 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 19:35:25,750 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 19:35:27,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 19:35:27,226 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 19:35:27,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 19:35:27,840 INFO L192 MainTranslator]: Completed translation [2019-08-09 19:35:27,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27 WrapperNode [2019-08-09 19:35:27,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 19:35:27,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 19:35:27,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 19:35:27,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 19:35:27,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:27,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:27,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:27,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:28,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:28,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:28,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (1/1) ... [2019-08-09 19:35:28,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 19:35:28,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 19:35:28,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 19:35:28,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 19:35:28,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:35:27" (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 [2019-08-09 19:35:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 19:35:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 19:35:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 19:35:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 19:35:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 19:35:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 19:35:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 19:35:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 19:35:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 19:35:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 19:35:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 19:35:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 19:35:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 19:35:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 19:35:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 19:35:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 19:35:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 19:35:33,714 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 19:35:33,715 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 19:35:33,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 07:35:33 BoogieIcfgContainer [2019-08-09 19:35:33,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 19:35:33,719 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 19:35:33,719 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 19:35:33,719 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 19:35:33,720 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 07:35:33" (1/1) ... [2019-08-09 19:36:35,901 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:36:42,153 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:36:56,119 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-09 19:39:23,520 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:39:29,851 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:39:41,389 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-09 19:40:36,287 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 45927 conjuctions. This might take some time... [2019-08-09 19:45:51,941 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:46:04,088 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:46:07,864 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-09 19:48:36,301 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:48:48,212 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:48:51,924 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-09 19:49:36,972 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 91854 conjuctions. This might take some time...