java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 14:10:52,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 14:10:52,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 14:10:52,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 14:10:52,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 14:10:52,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 14:10:52,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 14:10:52,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 14:10:52,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 14:10:52,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 14:10:52,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 14:10:52,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 14:10:52,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 14:10:52,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 14:10:52,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 14:10:52,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 14:10:52,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 14:10:52,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 14:10:52,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 14:10:52,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 14:10:52,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 14:10:52,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 14:10:52,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 14:10:52,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 14:10:52,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 14:10:52,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 14:10:52,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 14:10:52,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 14:10:52,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 14:10:52,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 14:10:52,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 14:10:52,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 14:10:52,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 14:10:52,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 14:10:52,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 14:10:52,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 14:10:52,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 14:10:52,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 14:10:52,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 14:10:52,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 14:10:52,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 14:10:52,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 14:10:52,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 14:10:52,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 14:10:52,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 14:10:52,617 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 14:10:52,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 14:10:52,618 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 14:10:52,618 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 14:10:52,618 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 14:10:52,618 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 14:10:52,619 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 14:10:52,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 14:10:52,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 14:10:52,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 14:10:52,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 14:10:52,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 14:10:52,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 14:10:52,625 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 14:10:52,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 14:10:52,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 14:10:52,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 14:10:52,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 14:10:52,626 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 14:10:52,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 14:10:52,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 14:10:52,627 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 14:10:52,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 14:10:52,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 14:10:52,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 14:10:52,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 14:10:52,697 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 14:10:52,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label59.c [2019-09-11 14:10:52,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b5c9bd8/1e0bc039aace4c17b0518edf972be8a1/FLAG61a9c8856 [2019-09-11 14:10:53,640 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 14:10:53,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label59.c [2019-09-11 14:10:53,688 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b5c9bd8/1e0bc039aace4c17b0518edf972be8a1/FLAG61a9c8856 [2019-09-11 14:10:54,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b5c9bd8/1e0bc039aace4c17b0518edf972be8a1 [2019-09-11 14:10:54,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 14:10:54,130 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 14:10:54,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 14:10:54,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 14:10:54,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 14:10:54,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 02:10:54" (1/1) ... [2019-09-11 14:10:54,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2701da4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:54, skipping insertion in model container [2019-09-11 14:10:54,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 02:10:54" (1/1) ... [2019-09-11 14:10:54,145 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 14:10:54,369 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 14:10:56,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 14:10:56,513 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 14:10:57,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 14:10:57,527 INFO L192 MainTranslator]: Completed translation [2019-09-11 14:10:57,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57 WrapperNode [2019-09-11 14:10:57,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 14:10:57,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 14:10:57,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 14:10:57,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 14:10:57,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:57,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:57,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:57,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:57,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:57,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:58,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (1/1) ... [2019-09-11 14:10:58,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 14:10:58,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 14:10:58,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 14:10:58,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 14:10:58,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 02:10:57" (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 [2019-09-11 14:10:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 14:10:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 14:10:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-11 14:10:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-09-11 14:10:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-09-11 14:10:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-09-11 14:10:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-09-11 14:10:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-09-11 14:10:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 14:10:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-11 14:10:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-09-11 14:10:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-09-11 14:10:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-09-11 14:10:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-09-11 14:10:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-09-11 14:10:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 14:10:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 14:10:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-11 14:10:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 14:10:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 14:10:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 14:11:09,134 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 14:11:09,135 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 14:11:09,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 02:11:09 BoogieIcfgContainer [2019-09-11 14:11:09,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 14:11:09,138 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 14:11:09,138 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 14:11:09,139 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 14:11:09,139 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 02:11:09" (1/1) ... [2019-09-11 14:11:09,279 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 14:12:44,697 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.