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/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:26:30,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:26:30,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:26:30,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:26:30,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:26:30,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:26:30,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:26:30,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:26:30,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:26:30,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:26:30,248 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:26:30,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:26:30,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:26:30,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:26:30,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:26:30,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:26:30,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:26:30,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:26:30,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:26:30,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:26:30,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:26:30,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:26:30,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:26:30,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:26:30,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 02:26:30,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 02:26:30,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 02:26:30,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 02:26:30,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 02:26:30,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 02:26:30,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:26:30,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:26:30,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:26:30,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:26:30,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:26:30,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:26:30,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:26:30,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:26:30,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:26:30,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:26:30,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:26:30,275 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 [2019-08-10 02:26:30,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:26:30,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:26:30,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:26:30,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:26:30,291 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:26:30,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:26:30,291 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:26:30,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:26:30,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:26:30,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:26:30,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:26:30,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:26:30,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:26:30,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:26:30,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:26:30,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:26:30,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:26:30,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:26:30,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:26:30,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:26:30,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:26:30,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:26:30,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:26:30,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:26:30,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:26:30,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:26:30,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:26:30,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:26:30,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:26:30,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:26:30,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:26:30,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:26:30,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:26:30,343 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:26:30,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-08-10 02:26:30,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add3f057/586ce03876534cb19325c9058b606126/FLAGc796719bc [2019-08-10 02:26:30,978 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:26:30,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-08-10 02:26:30,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add3f057/586ce03876534cb19325c9058b606126/FLAGc796719bc [2019-08-10 02:26:31,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add3f057/586ce03876534cb19325c9058b606126 [2019-08-10 02:26:31,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:26:31,250 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:26:31,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:26:31,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:26:31,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:26:31,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:26:31" (1/1) ... [2019-08-10 02:26:31,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e26c999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:31, skipping insertion in model container [2019-08-10 02:26:31,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:26:31" (1/1) ... [2019-08-10 02:26:31,269 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:26:31,348 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:26:31,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:26:31,970 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:26:32,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:26:32,196 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:26:32,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32 WrapperNode [2019-08-10 02:26:32,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:26:32,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:26:32,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:26:32,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:26:32,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (1/1) ... [2019-08-10 02:26:32,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:26:32,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:26:32,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:26:32,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:26:32,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:32" (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 [2019-08-10 02:26:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:26:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:26:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:26:32,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:26:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-08-10 02:26:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-08-10 02:26:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:26:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-10 02:26:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 02:26:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 02:26:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 02:26:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 02:26:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 02:26:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:26:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:26:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 02:26:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 02:26:34,360 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:26:34,360 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 02:26:34,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:26:34 BoogieIcfgContainer [2019-08-10 02:26:34,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:26:34,362 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:26:34,363 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:26:34,363 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:26:34,364 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:26:34" (1/1) ... [2019-08-10 02:32:49,003 WARN L188 SmtUtils]: Spent 2.85 m on a formula simplification that was a NOOP. DAG size: 554 [2019-08-10 02:36:50,091 WARN L188 SmtUtils]: Spent 3.90 m on a formula simplification. DAG size of input: 4730 DAG size of output: 3785