java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label25_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 20:26:59,705 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 20:26:59,707 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 20:26:59,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 20:26:59,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 20:26:59,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 20:26:59,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 20:26:59,725 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 20:26:59,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 20:26:59,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 20:26:59,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 20:26:59,729 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 20:26:59,730 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 20:26:59,731 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 20:26:59,732 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 20:26:59,733 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 20:26:59,734 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 20:26:59,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 20:26:59,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 20:26:59,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 20:26:59,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 20:26:59,741 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 20:26:59,747 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 20:26:59,747 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 20:26:59,747 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 20:26:59,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 20:26:59,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 20:26:59,753 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 20:26:59,753 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 20:26:59,754 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 20:26:59,755 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 20:26:59,755 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 20:26:59,755 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 20:26:59,757 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 20:26:59,758 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 20:26:59,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 20:26:59,760 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-24 20:26:59,790 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 20:26:59,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 20:26:59,791 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 20:26:59,792 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 20:26:59,792 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 20:26:59,792 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 20:26:59,792 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 20:26:59,792 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 20:26:59,793 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 20:26:59,793 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 20:26:59,793 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 20:26:59,794 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 20:26:59,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 20:26:59,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 20:26:59,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 20:26:59,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 20:26:59,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 20:26:59,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 20:26:59,795 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 20:26:59,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 20:26:59,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 20:26:59,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 20:26:59,798 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 20:26:59,798 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 20:26:59,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 20:26:59,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 20:26:59,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 20:26:59,799 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 20:26:59,799 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 20:26:59,799 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 20:26:59,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 20:26:59,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 20:26:59,800 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 20:26:59,800 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 20:26:59,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 20:26:59,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 20:26:59,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 20:26:59,869 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 20:26:59,869 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 20:26:59,870 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label25_true-unreach-call.c [2018-10-24 20:26:59,935 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a4a24387/f55a0fe61a514cf8b2e7e0f3a9f8f27c/FLAGe8ce2861c [2018-10-24 20:27:01,931 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 20:27:01,932 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label25_true-unreach-call.c [2018-10-24 20:27:02,091 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a4a24387/f55a0fe61a514cf8b2e7e0f3a9f8f27c/FLAGe8ce2861c [2018-10-24 20:27:02,104 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a4a24387/f55a0fe61a514cf8b2e7e0f3a9f8f27c [2018-10-24 20:27:02,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 20:27:02,117 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 20:27:02,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 20:27:02,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 20:27:02,123 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 20:27:02,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:27:02" (1/1) ... [2018-10-24 20:27:02,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a693f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:02, skipping insertion in model container [2018-10-24 20:27:02,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:27:02" (1/1) ... [2018-10-24 20:27:02,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 20:27:03,553 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 20:27:13,555 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 20:27:13,559 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 20:27:20,103 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 20:27:20,996 INFO L193 MainTranslator]: Completed translation [2018-10-24 20:27:20,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20 WrapperNode [2018-10-24 20:27:20,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 20:27:20,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 20:27:20,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 20:27:20,998 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 20:27:21,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:21,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:24,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 20:27:24,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 20:27:24,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 20:27:24,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 20:27:24,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:24,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:25,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:25,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:26,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:26,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:26,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... [2018-10-24 20:27:27,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 20:27:27,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 20:27:27,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 20:27:27,317 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 20:27:27,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 20:27:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 20:27:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 20:27:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-10-24 20:27:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-10-24 20:27:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-10-24 20:27:27,389 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-10-24 20:27:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-10-24 20:27:27,389 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-10-24 20:27:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-10-24 20:27:27,389 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-10-24 20:27:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-10-24 20:27:27,390 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-10-24 20:27:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-10-24 20:27:27,390 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-10-24 20:27:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-10-24 20:27:27,390 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-10-24 20:27:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-10-24 20:27:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-10-24 20:27:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-10-24 20:27:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-10-24 20:27:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-10-24 20:27:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-10-24 20:27:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-10-24 20:27:27,392 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-10-24 20:27:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-10-24 20:27:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-10-24 20:27:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-10-24 20:27:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-10-24 20:27:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-10-24 20:27:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-10-24 20:27:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-10-24 20:27:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-10-24 20:27:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-10-24 20:27:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-10-24 20:27:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-10-24 20:27:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-10-24 20:27:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-10-24 20:27:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-10-24 20:27:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-10-24 20:27:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-10-24 20:27:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-10-24 20:27:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-10-24 20:27:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-10-24 20:27:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-10-24 20:27:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-10-24 20:27:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-10-24 20:27:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-10-24 20:27:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-10-24 20:27:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-10-24 20:27:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-10-24 20:27:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-10-24 20:27:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-10-24 20:27:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-10-24 20:27:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-10-24 20:27:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-10-24 20:27:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-10-24 20:27:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-10-24 20:27:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-10-24 20:27:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-10-24 20:27:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-10-24 20:27:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-10-24 20:27:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-10-24 20:27:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-10-24 20:27:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-10-24 20:27:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-10-24 20:27:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-10-24 20:27:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-10-24 20:27:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-10-24 20:27:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-10-24 20:27:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-10-24 20:27:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 20:27:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 20:27:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-10-24 20:27:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-10-24 20:27:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-10-24 20:27:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-10-24 20:27:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-10-24 20:27:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-10-24 20:27:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-10-24 20:27:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-10-24 20:27:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-10-24 20:27:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-10-24 20:27:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 20:27:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 20:27:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-10-24 20:27:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-10-24 20:27:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-10-24 20:27:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-10-24 20:27:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-10-24 20:27:27,406 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-10-24 20:27:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-10-24 20:27:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-10-24 20:27:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-10-24 20:27:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-10-24 20:27:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-10-24 20:27:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-10-24 20:27:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 20:27:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 20:28:20,865 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 20:28:20,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:28:20 BoogieIcfgContainer [2018-10-24 20:28:20,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 20:28:20,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 20:28:20,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 20:28:20,870 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 20:28:20,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:27:02" (1/3) ... [2018-10-24 20:28:20,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245cebfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:28:20, skipping insertion in model container [2018-10-24 20:28:20,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:27:20" (2/3) ... [2018-10-24 20:28:20,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245cebfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:28:20, skipping insertion in model container [2018-10-24 20:28:20,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:28:20" (3/3) ... [2018-10-24 20:28:20,874 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label25_true-unreach-call.c [2018-10-24 20:28:20,884 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 20:28:20,899 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 20:28:20,918 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 20:28:21,006 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 20:28:21,006 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 20:28:21,006 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 20:28:21,006 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 20:28:21,006 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 20:28:21,007 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 20:28:21,007 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 20:28:21,007 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 20:28:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-10-24 20:28:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10238 [2018-10-24 20:28:21,910 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 20:28:21,918 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 20:28:21,922 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 20:28:21,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 20:28:21,934 INFO L82 PathProgramCache]: Analyzing trace with hash 634272365, now seen corresponding path program 1 times [2018-10-24 20:28:21,937 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 20:28:22,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 20:28:22,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 20:28:22,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 20:28:22,694 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 20:28:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 20:30:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 20:30:13,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 20:30:13,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 20:30:13,803 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 20:30:13,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 20:30:13,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 20:30:13,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 20:30:13,849 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 4 states. Received shutdown request... [2018-10-24 20:31:01,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 20:31:01,117 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-24 20:31:01,125 WARN L205 ceAbstractionStarter]: Timeout [2018-10-24 20:31:01,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 08:31:01 BoogieIcfgContainer [2018-10-24 20:31:01,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 20:31:01,126 INFO L168 Benchmark]: Toolchain (without parser) took 239010.15 ms. Allocated memory was 1.5 GB in the beginning and 4.7 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,129 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. [2018-10-24 20:31:01,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18878.79 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 642.3 MB). Free memory was 1.2 GB in the beginning and 790.1 MB in the end (delta: 413.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 3769.79 ms. Allocated memory was 2.2 GB in the beginning and 3.3 GB in the end (delta: 1.1 GB). Free memory was 790.1 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 289.8 MB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,132 INFO L168 Benchmark]: Boogie Preprocessor took 2548.14 ms. Allocated memory is still 3.3 GB. Free memory was 2.9 GB in the beginning and 2.4 GB in the end (delta: 439.6 MB). Peak memory consumption was 439.6 MB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,132 INFO L168 Benchmark]: RCFGBuilder took 53549.29 ms. Allocated memory was 3.3 GB in the beginning and 4.2 GB in the end (delta: 943.7 MB). Free memory was 2.4 GB in the beginning and 2.9 GB in the end (delta: -465.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,134 INFO L168 Benchmark]: TraceAbstraction took 160259.08 ms. Allocated memory was 4.2 GB in the beginning and 4.7 GB in the end (delta: 454.0 MB). Free memory was 2.9 GB in the beginning and 2.6 GB in the end (delta: 275.6 MB). Peak memory consumption was 729.6 MB. Max. memory is 7.1 GB. [2018-10-24 20:31:01,139 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 18878.79 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 642.3 MB). Free memory was 1.2 GB in the beginning and 790.1 MB in the end (delta: 413.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 3769.79 ms. Allocated memory was 2.2 GB in the beginning and 3.3 GB in the end (delta: 1.1 GB). Free memory was 790.1 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 289.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2548.14 ms. Allocated memory is still 3.3 GB. Free memory was 2.9 GB in the beginning and 2.4 GB in the end (delta: 439.6 MB). Peak memory consumption was 439.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 53549.29 ms. Allocated memory was 3.3 GB in the beginning and 4.2 GB in the end (delta: 943.7 MB). Free memory was 2.4 GB in the beginning and 2.9 GB in the end (delta: -465.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * TraceAbstraction took 160259.08 ms. Allocated memory was 4.2 GB in the beginning and 4.7 GB in the end (delta: 454.0 MB). Free memory was 2.9 GB in the beginning and 2.6 GB in the end (delta: 275.6 MB). Peak memory consumption was 729.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73658]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73658). Cancelled while BasicCegarLoop was constructing difference of abstraction (10447states) and FLOYD_HOARE automaton (currently 4 states, 4 states before enhancement),while ReachableStatesComputation was computing reachable states (21329 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 160.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 47.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 640 SDtfs, 10915 SDslu, 319 SDs, 0 SdLazy, 29683 SolverSat, 7436 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 35.4s InterpolantComputationTime, 10237 NumberOfCodeBlocks, 10237 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10236 ConstructedInterpolants, 0 QuantifiedInterpolants, 431017488 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