java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label10_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:52:10,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:52:10,082 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:52:10,097 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:52:10,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:52:10,101 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:52:10,103 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:52:10,106 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:52:10,108 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:52:10,110 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:52:10,111 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:52:10,111 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:52:10,112 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:52:10,113 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:52:10,114 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:52:10,115 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:52:10,115 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:52:10,117 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:52:10,119 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:52:10,121 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:52:10,122 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:52:10,123 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:52:10,126 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 07:52:10,126 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 07:52:10,126 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 07:52:10,128 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 07:52:10,129 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 07:52:10,130 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 07:52:10,130 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 07:52:10,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 07:52:10,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 07:52:10,132 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 07:52:10,133 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 07:52:10,133 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 07:52:10,134 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 07:52:10,135 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 07:52:10,135 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:52:10,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:52:10,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:52:10,152 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:52:10,152 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:52:10,153 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:52:10,153 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:52:10,153 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:52:10,153 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:52:10,153 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:52:10,154 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:52:10,154 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:52:10,154 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:52:10,154 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:52:10,155 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:52:10,155 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:52:10,156 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:52:10,156 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:52:10,156 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:52:10,156 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:52:10,156 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:52:10,157 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:52:10,157 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:52:10,157 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:52:10,157 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:52:10,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:52:10,158 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:52:10,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:52:10,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:52:10,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:52:10,159 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:52:10,159 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:52:10,159 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:52:10,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:52:10,159 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:52:10,160 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:52:10,160 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:52:10,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:52:10,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:52:10,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:52:10,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:52:10,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:52:10,244 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label10_true-unreach-call.c [2018-11-07 07:52:10,308 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3d757b1/1d6d210c4df44db0ae7aa50a96b86e30/FLAGcc6a564a4 [2018-11-07 07:52:12,409 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:52:12,410 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label10_true-unreach-call.c [2018-11-07 07:52:12,597 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3d757b1/1d6d210c4df44db0ae7aa50a96b86e30/FLAGcc6a564a4 [2018-11-07 07:52:12,612 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e3d757b1/1d6d210c4df44db0ae7aa50a96b86e30 [2018-11-07 07:52:12,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:52:12,626 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:52:12,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:52:12,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:52:12,632 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:52:12,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:52:12" (1/1) ... [2018-11-07 07:52:12,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eebf32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:12, skipping insertion in model container [2018-11-07 07:52:12,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:52:12" (1/1) ... [2018-11-07 07:52:12,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:52:13,950 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:52:24,251 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:52:24,255 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:52:30,554 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:52:31,495 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:52:31,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31 WrapperNode [2018-11-07 07:52:31,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:52:31,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:52:31,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:52:31,496 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:52:31,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:34,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:34,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:52:34,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:52:34,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:52:34,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:52:34,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:34,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:35,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:35,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:36,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:36,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:36,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (1/1) ... [2018-11-07 07:52:37,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:52:37,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:52:37,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:52:37,327 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:52:37,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (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 [2018-11-07 07:52:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:52:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:52:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-11-07 07:52:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-11-07 07:52:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-11-07 07:52:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-11-07 07:52:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-11-07 07:52:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-11-07 07:52:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-11-07 07:52:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-11-07 07:52:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-11-07 07:52:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-11-07 07:52:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-11-07 07:52:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-11-07 07:52:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-11-07 07:52:37,405 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-11-07 07:52:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-11-07 07:52:37,405 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-11-07 07:52:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-11-07 07:52:37,405 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-11-07 07:52:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-11-07 07:52:37,406 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-11-07 07:52:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-11-07 07:52:37,406 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-11-07 07:52:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-11-07 07:52:37,406 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-11-07 07:52:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-11-07 07:52:37,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-11-07 07:52:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:52:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-11-07 07:52:37,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-11-07 07:52:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-11-07 07:52:37,408 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-11-07 07:52:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-11-07 07:52:37,408 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-11-07 07:52:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-11-07 07:52:37,408 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-11-07 07:52:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-11-07 07:52:37,409 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-11-07 07:52:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-11-07 07:52:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-11-07 07:52:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-11-07 07:52:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-11-07 07:52:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-11-07 07:52:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-11-07 07:52:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-11-07 07:52:37,412 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-11-07 07:52:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-11-07 07:52:37,412 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-11-07 07:52:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-11-07 07:52:37,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-11-07 07:52:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-11-07 07:52:37,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-11-07 07:52:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-11-07 07:52:37,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-11-07 07:52:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-11-07 07:52:37,414 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-11-07 07:52:37,414 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-11-07 07:52:37,414 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-11-07 07:52:37,414 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-11-07 07:52:37,414 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-11-07 07:52:37,414 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-11-07 07:52:37,414 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-11-07 07:52:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-11-07 07:52:37,415 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-11-07 07:52:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-11-07 07:52:37,415 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-11-07 07:52:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-07 07:52:37,415 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-07 07:52:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-11-07 07:52:37,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-11-07 07:52:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:52:37,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:52:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-11-07 07:52:37,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-11-07 07:52:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-11-07 07:52:37,418 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-11-07 07:52:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-11-07 07:52:37,418 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-11-07 07:52:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-11-07 07:52:37,419 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-11-07 07:52:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-11-07 07:52:37,419 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-11-07 07:52:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:52:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:52:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-11-07 07:52:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-11-07 07:52:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-11-07 07:52:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-11-07 07:52:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-11-07 07:52:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-11-07 07:52:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-11-07 07:52:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-11-07 07:52:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-11-07 07:52:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-11-07 07:52:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-11-07 07:52:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-11-07 07:52:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:52:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:53:29,815 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:53:29,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:53:29 BoogieIcfgContainer [2018-11-07 07:53:29,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:53:29,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:53:29,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:53:29,820 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:53:29,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:52:12" (1/3) ... [2018-11-07 07:53:29,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b8107d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:53:29, skipping insertion in model container [2018-11-07 07:53:29,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:52:31" (2/3) ... [2018-11-07 07:53:29,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b8107d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:53:29, skipping insertion in model container [2018-11-07 07:53:29,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:53:29" (3/3) ... [2018-11-07 07:53:29,824 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label10_true-unreach-call.c [2018-11-07 07:53:29,834 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:53:29,851 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:53:29,869 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:53:29,946 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:53:29,946 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:53:29,947 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:53:29,947 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:53:29,947 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:53:29,947 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:53:29,947 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:53:29,947 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:53:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-11-07 07:53:30,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10219 [2018-11-07 07:53:30,809 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:53:30,819 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:53:30,822 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:53:30,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:53:30,835 INFO L82 PathProgramCache]: Analyzing trace with hash 2116944435, now seen corresponding path program 1 times [2018-11-07 07:53:30,838 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:53:30,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:53:30,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:53:30,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:53:30,900 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:53:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:54:04,520 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:55:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:55:23,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:55:23,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:55:23,188 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:55:23,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:55:23,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:55:23,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:55:23,232 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 3 states. Received shutdown request... [2018-11-07 07:56:13,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:56:13,965 WARN L549 AbstractCegarLoop]: Verification canceled [2018-11-07 07:56:13,973 WARN L205 ceAbstractionStarter]: Timeout [2018-11-07 07:56:13,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:56:13 BoogieIcfgContainer [2018-11-07 07:56:13,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:56:13,974 INFO L168 Benchmark]: Toolchain (without parser) took 241349.15 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.0 GB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,975 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:56:13,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18868.55 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 652.2 MB). Free memory was 1.2 GB in the beginning and 804.2 MB in the end (delta: 388.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 3232.67 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 804.2 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 209.3 MB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,978 INFO L168 Benchmark]: Boogie Preprocessor took 2597.27 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 416.8 MB). Peak memory consumption was 416.8 MB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,979 INFO L168 Benchmark]: RCFGBuilder took 52489.51 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.4 GB in the beginning and 3.0 GB in the end (delta: -611.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,980 INFO L168 Benchmark]: TraceAbstraction took 164156.12 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 363.9 MB). Free memory was 3.0 GB in the beginning and 2.4 GB in the end (delta: 565.3 MB). Peak memory consumption was 929.2 MB. Max. memory is 7.1 GB. [2018-11-07 07:56:13,986 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 18868.55 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 652.2 MB). Free memory was 1.2 GB in the beginning and 804.2 MB in the end (delta: 388.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 3232.67 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 804.2 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 209.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2597.27 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 416.8 MB). Peak memory consumption was 416.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 52489.51 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.4 GB in the beginning and 3.0 GB in the end (delta: -611.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * TraceAbstraction took 164156.12 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 363.9 MB). Free memory was 3.0 GB in the beginning and 2.4 GB in the end (delta: 565.3 MB). Peak memory consumption was 929.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73601]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73601). Cancelled while BasicCegarLoop was constructing difference of abstraction (10447states) and FLOYD_HOARE automaton (currently 3 states, 3 states before enhancement),while ReachableStatesComputation was computing reachable states (29031 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 164.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 50.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4968 SDtfs, 1890 SDslu, 224 SDs, 0 SdLazy, 29580 SolverSat, 8305 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10447occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 31.5s InterpolantComputationTime, 10218 NumberOfCodeBlocks, 10218 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10217 ConstructedInterpolants, 0 QuantifiedInterpolants, 417487054 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown