/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label42.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 00:24:11,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 00:24:11,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 00:24:11,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 00:24:11,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 00:24:11,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 00:24:11,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 00:24:11,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 00:24:11,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 00:24:11,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 00:24:11,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 00:24:11,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 00:24:11,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 00:24:11,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 00:24:11,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 00:24:11,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 00:24:11,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 00:24:11,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 00:24:11,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 00:24:11,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 00:24:11,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 00:24:11,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 00:24:11,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 00:24:11,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 00:24:11,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 00:24:11,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 00:24:11,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 00:24:11,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 00:24:11,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 00:24:11,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 00:24:11,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 00:24:11,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 00:24:11,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 00:24:11,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 00:24:11,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 00:24:11,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 00:24:11,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 00:24:11,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 00:24:11,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 00:24:11,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 00:24:11,680 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 00:24:11,680 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 00:24:11,680 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 00:24:11,680 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 00:24:11,680 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 00:24:11,681 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 00:24:11,681 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 00:24:11,681 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 00:24:11,681 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 00:24:11,681 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 00:24:11,682 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 00:24:11,683 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 00:24:11,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 00:24:11,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 00:24:11,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 00:24:11,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 00:24:11,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 00:24:11,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 00:24:11,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 00:24:11,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 00:24:11,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 00:24:11,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 00:24:11,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 00:24:11,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 00:24:11,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 00:24:11,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 00:24:11,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 00:24:11,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 00:24:11,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 00:24:11,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 00:24:11,687 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 00:24:11,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 00:24:11,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 00:24:11,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 00:24:11,688 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 00:24:11,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 00:24:11,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 00:24:11,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 00:24:11,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 00:24:11,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 00:24:11,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label42.c [2019-11-24 00:24:12,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81513c470/2ca7ec8f77714852894bf7a907b780ea/FLAGfe89e38e0 [2019-11-24 00:24:12,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 00:24:12,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label42.c [2019-11-24 00:24:12,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81513c470/2ca7ec8f77714852894bf7a907b780ea/FLAGfe89e38e0 [2019-11-24 00:24:12,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81513c470/2ca7ec8f77714852894bf7a907b780ea [2019-11-24 00:24:12,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 00:24:12,919 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 00:24:12,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 00:24:12,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 00:24:12,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 00:24:12,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:24:12" (1/1) ... [2019-11-24 00:24:12,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee337c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:12, skipping insertion in model container [2019-11-24 00:24:12,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:24:12" (1/1) ... [2019-11-24 00:24:12,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 00:24:13,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 00:24:13,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 00:24:13,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 00:24:14,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 00:24:14,195 INFO L208 MainTranslator]: Completed translation [2019-11-24 00:24:14,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14 WrapperNode [2019-11-24 00:24:14,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 00:24:14,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 00:24:14,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 00:24:14,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 00:24:14,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 00:24:14,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 00:24:14,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 00:24:14,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 00:24:14,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (1/1) ... [2019-11-24 00:24:14,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 00:24:14,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 00:24:14,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 00:24:14,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 00:24:14,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:14" (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 [2019-11-24 00:24:14,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 00:24:14,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start