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/psyco/psyco_accelerometer_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 00:55:39,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 00:55:39,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 00:55:39,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 00:55:39,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 00:55:39,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 00:55:39,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 00:55:39,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 00:55:39,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 00:55:39,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 00:55:39,148 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 00:55:39,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 00:55:39,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 00:55:39,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 00:55:39,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 00:55:39,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 00:55:39,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 00:55:39,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 00:55:39,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 00:55:39,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 00:55:39,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 00:55:39,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 00:55:39,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 00:55:39,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 00:55:39,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 00:55:39,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 00:55:39,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 00:55:39,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 00:55:39,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 00:55:39,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 00:55:39,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 00:55:39,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 00:55:39,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 00:55:39,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 00:55:39,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 00:55:39,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 00:55:39,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 00:55:39,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 00:55:39,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 00:55:39,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 00:55:39,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 00:55:39,175 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 00:55:39,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 00:55:39,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 00:55:39,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 00:55:39,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 00:55:39,191 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 00:55:39,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 00:55:39,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 00:55:39,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 00:55:39,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 00:55:39,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 00:55:39,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 00:55:39,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 00:55:39,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 00:55:39,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 00:55:39,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 00:55:39,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 00:55:39,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 00:55:39,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 00:55:39,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 00:55:39,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 00:55:39,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 00:55:39,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 00:55:39,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 00:55:39,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 00:55:39,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 00:55:39,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 00:55:39,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 00:55:39,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 00:55:39,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 00:55:39,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 00:55:39,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 00:55:39,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 00:55:39,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 00:55:39,246 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 00:55:39,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2019-08-10 00:55:39,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6f35aa/b53805f4872e41a99c5317d89cbf59fb/FLAG23644e8ee [2019-08-10 00:55:40,144 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 00:55:40,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2019-08-10 00:55:40,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6f35aa/b53805f4872e41a99c5317d89cbf59fb/FLAG23644e8ee [2019-08-10 00:55:40,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6f35aa/b53805f4872e41a99c5317d89cbf59fb [2019-08-10 00:55:40,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 00:55:40,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 00:55:40,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 00:55:40,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 00:55:40,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 00:55:40,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:55:40" (1/1) ... [2019-08-10 00:55:40,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332c1d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:40, skipping insertion in model container [2019-08-10 00:55:40,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:55:40" (1/1) ... [2019-08-10 00:55:40,682 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 00:55:40,801 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 00:55:41,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:55:41,712 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 00:55:42,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:55:42,081 INFO L192 MainTranslator]: Completed translation [2019-08-10 00:55:42,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42 WrapperNode [2019-08-10 00:55:42,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 00:55:42,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 00:55:42,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 00:55:42,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 00:55:42,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (1/1) ... [2019-08-10 00:55:42,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 00:55:42,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 00:55:42,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 00:55:42,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 00:55:42,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:55:42" (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 00:55:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 00:55:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 00:55:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 00:55:42,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 00:55:42,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 00:55:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 00:55:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 00:55:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 00:55:44,460 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 00:55:44,461 INFO L283 CfgBuilder]: Removed 21 assume(true) statements. [2019-08-10 00:55:44,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:55:44 BoogieIcfgContainer [2019-08-10 00:55:44,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 00:55:44,469 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 00:55:44,469 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 00:55:44,470 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 00:55:44,472 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:55:44" (1/1) ...