/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/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label08.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:13:09,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:13:09,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:13:09,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:13:09,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:13:09,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:13:09,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:13:09,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:13:09,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:13:09,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:13:09,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:13:09,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:13:09,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:13:09,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:13:09,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:13:09,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:13:09,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:13:09,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:13:09,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:13:09,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:13:09,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:13:09,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:13:09,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:13:09,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:13:09,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:13:09,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:13:09,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:13:09,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:13:09,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:13:09,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:13:09,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:13:09,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:13:09,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:13:09,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:13:09,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:13:09,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:13:09,772 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 10:13:09,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:13:09,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:13:09,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:13:09,788 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:13:09,788 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:13:09,788 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:13:09,788 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:13:09,789 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:13:09,789 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:13:09,789 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:13:09,789 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:13:09,789 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:13:09,790 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:13:09,790 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:13:09,790 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:13:09,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:13:09,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:13:09,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:13:09,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:13:09,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:13:09,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:13:09,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:13:09,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:13:09,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:13:09,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:13:09,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:13:09,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:13:09,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:13:09,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:13:09,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:13:09,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:13:09,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:13:09,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:13:09,794 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:13:09,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:13:09,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:13:09,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:13:09,795 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:13:10,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:13:10,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:13:10,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:13:10,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:13:10,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:13:10,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label08.c [2019-11-24 10:13:10,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696f1d893/cc81c9fe324640008a870e1201e1bcaf/FLAG0b76bdd6d [2019-11-24 10:13:10,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:13:10,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label08.c [2019-11-24 10:13:10,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696f1d893/cc81c9fe324640008a870e1201e1bcaf/FLAG0b76bdd6d [2019-11-24 10:13:10,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696f1d893/cc81c9fe324640008a870e1201e1bcaf [2019-11-24 10:13:10,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:13:10,972 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:13:10,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:10,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:13:10,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:13:10,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:10" (1/1) ... [2019-11-24 10:13:10,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682dd186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:10, skipping insertion in model container [2019-11-24 10:13:10,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:10" (1/1) ... [2019-11-24 10:13:10,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:13:11,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:13:11,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:11,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:13:11,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:11,769 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:13:11,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11 WrapperNode [2019-11-24 10:13:11,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:11,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:11,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:13:11,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:13:11,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:11,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:13:11,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:13:11,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:13:11,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2019-11-24 10:13:11,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:13:11,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:13:11,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:13:11,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:13:11,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (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 10:13:12,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:13:12,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:13:13,950 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:13:13,950 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:13:13,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:13 BoogieIcfgContainer [2019-11-24 10:13:13,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:13:13,952 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:13:13,952 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:13:13,953 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:13:13,954 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:13" (1/1) ... [2019-11-24 10:13:13,954 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 10:13:13,978 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:13:13,978 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:13:13,989 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:13:13,998 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:13:14,000 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:13:18,181 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:13:26,607 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-24 10:13:26,784 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-24 10:13:26,961 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-24 10:13:31,549 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2019-11-24 10:13:31,654 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2019-11-24 10:13:32,073 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-24 10:13:32,180 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-11-24 10:13:32,296 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-11-24 10:13:32,401 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:32,517 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:32,623 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:32,756 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:32,871 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-11-24 10:13:32,980 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-11-24 10:13:33,090 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:33,212 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:13:33,321 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:13:33,430 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:13:33,552 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:33,665 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:33,793 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:33,921 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:34,043 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:34,172 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:34,318 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:34,445 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:34,572 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:34,710 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:34,844 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:34,979 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:35,113 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:35,245 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:35,378 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:35,520 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:35,655 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:35,793 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:35,934 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:36,088 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:36,234 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:36,399 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 167 [2019-11-24 10:13:36,550 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 167 [2019-11-24 10:13:36,700 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:36,846 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:13:36,997 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:13:37,142 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:37,308 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:37,458 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:37,606 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:37,763 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-11-24 10:13:37,942 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-11-24 10:13:38,102 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:38,274 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:13:38,444 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:13:38,600 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:38,760 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 168 [2019-11-24 10:13:38,922 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 168 [2019-11-24 10:13:39,080 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:39,242 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:39,402 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:39,563 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:39,564 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:13:39,577 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:13:43,879 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:13:44,025 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:13:44,179 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:13:48,012 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:13:48,218 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:13:48,387 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:13:48,950 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-24 10:13:49,402 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:13:49,709 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:49,819 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:49,924 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:50,030 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:50,135 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:50,241 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:50,357 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-11-24 10:13:50,461 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-11-24 10:13:50,563 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:13:50,746 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2019-11-24 10:13:50,944 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2019-11-24 10:13:51,123 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2019-11-24 10:13:51,310 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:51,429 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:51,591 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:13:51,718 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 163 [2019-11-24 10:13:51,848 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 163 [2019-11-24 10:13:51,966 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:52,103 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:52,226 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:52,347 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:52,476 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:13:52,610 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:13:52,742 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:52,880 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:53,006 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:53,138 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:53,271 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:53,404 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:53,536 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:53,682 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:53,821 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:53,958 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:13:54,103 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 168 [2019-11-24 10:13:54,251 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 168 [2019-11-24 10:13:54,402 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:54,566 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:13:54,721 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:13:54,875 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:55,026 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:55,174 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:55,322 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:13:55,491 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 168 [2019-11-24 10:13:55,650 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 168 [2019-11-24 10:13:55,798 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:55,956 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:13:56,113 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:13:56,269 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:56,435 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:56,594 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:56,757 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:56,933 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 176 [2019-11-24 10:13:57,108 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 176 [2019-11-24 10:13:57,281 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:57,282 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:13:57,292 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:13:59,011 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-11-24 10:14:01,699 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:14:01,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:14:01,990 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:14:02,002 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:14:02,002 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:14:02,004 INFO L168 Benchmark]: Toolchain (without parser) took 51032.09 ms. Allocated memory was 137.9 MB in the beginning and 1.1 GB in the end (delta: 985.7 MB). Free memory was 100.0 MB in the beginning and 460.0 MB in the end (delta: -360.0 MB). Peak memory consumption was 625.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,005 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 137.9 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 10:14:02,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.11 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.7 MB in the beginning and 169.6 MB in the end (delta: -69.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.16 ms. Allocated memory is still 203.4 MB. Free memory was 169.6 MB in the beginning and 164.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,007 INFO L168 Benchmark]: Boogie Preprocessor took 57.65 ms. Allocated memory is still 203.4 MB. Free memory was 164.0 MB in the beginning and 159.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,008 INFO L168 Benchmark]: RCFGBuilder took 2021.85 ms. Allocated memory was 203.4 MB in the beginning and 253.8 MB in the end (delta: 50.3 MB). Free memory was 159.8 MB in the beginning and 199.0 MB in the end (delta: -39.3 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,009 INFO L168 Benchmark]: Sifa took 48050.13 ms. Allocated memory was 253.8 MB in the beginning and 1.1 GB in the end (delta: 869.8 MB). Free memory was 199.0 MB in the beginning and 460.0 MB in the end (delta: -261.0 MB). Peak memory consumption was 608.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:02,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 137.9 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.11 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.7 MB in the beginning and 169.6 MB in the end (delta: -69.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 101.16 ms. Allocated memory is still 203.4 MB. Free memory was 169.6 MB in the beginning and 164.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.65 ms. Allocated memory is still 203.4 MB. Free memory was 164.0 MB in the beginning and 159.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2021.85 ms. Allocated memory was 203.4 MB in the beginning and 253.8 MB in the end (delta: 50.3 MB). Free memory was 159.8 MB in the beginning and 199.0 MB in the end (delta: -39.3 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. * Sifa took 48050.13 ms. Allocated memory was 253.8 MB in the beginning and 1.1 GB in the end (delta: 869.8 MB). Free memory was 199.0 MB in the beginning and 460.0 MB in the end (delta: -261.0 MB). Peak memory consumption was 608.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 48013, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 675, TOOLS_POST_TIME[ms]: 564, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 674, TOOLS_QUANTIFIERELIM_TIME[ms]: 430, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 40501, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5921, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 283, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 441, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 46860, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 46860, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 112, DAG_COMPRESSION_PROCESSED_NODES: 2153, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 538]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8213#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (= ~a11~0 1) (<= ~a17~0 8) (<= ~w~0 23) (<= 7 ~a17~0) (<= 0 (+ ULTIMATE.start_main_~output~0 2)) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 |ULTIMATE.start_calculate_output_#in~input|) (= ~a28~0 11) (<= 1 ULTIMATE.start_calculate_output_~input) (<= 1 ~a21~0) (<= ~d~0 4) (not (= ~a25~0 1)) (<= |ULTIMATE.start_calculate_output_#in~input| 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= 0 ~a11~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 0 ~a19~0) (<= ~a11~0 1) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= ULTIMATE.start_main_~output~0 26) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ULTIMATE.start_main_~input~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...