/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_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:18:33,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:18:33,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:18:33,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:18:33,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:18:33,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:18:33,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:18:33,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:18:33,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:18:33,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:18:33,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:18:33,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:18:33,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:18:33,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:18:33,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:18:33,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:18:33,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:18:33,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:18:33,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:18:33,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:18:33,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:18:33,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:18:33,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:18:33,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:18:33,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:18:33,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:18:33,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:18:33,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:18:33,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:18:33,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:18:33,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:18:33,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:18:33,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:18:33,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:18:33,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:18:33,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:18:33,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:18:33,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:18:33,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:18:33,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:18:33,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:18:33,742 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 10:18:33,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:18:33,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:18:33,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:18:33,758 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:18:33,758 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:18:33,758 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:18:33,758 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:18:33,759 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:18:33,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:18:33,759 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:18:33,759 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:18:33,759 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:18:33,759 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:18:33,760 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:18:33,760 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:18:33,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:18:33,761 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:18:33,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:18:33,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:18:33,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:18:33,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:18:33,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:18:33,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:18:33,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:18:33,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:18:33,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:18:33,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:18:33,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:18:33,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:18:33,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:18:33,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:18:33,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:18:33,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:18:33,764 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:18:33,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:18:33,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:18:33,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:18:33,765 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:18:34,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:18:34,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:18:34,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:18:34,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:18:34,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:18:34,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label56.c [2019-11-24 10:18:34,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162d83f94/48acb41b2bfe4d35b93c8e6dfab15527/FLAGe3d68bea2 [2019-11-24 10:18:34,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:18:34,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label56.c [2019-11-24 10:18:34,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162d83f94/48acb41b2bfe4d35b93c8e6dfab15527/FLAGe3d68bea2 [2019-11-24 10:18:34,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/162d83f94/48acb41b2bfe4d35b93c8e6dfab15527 [2019-11-24 10:18:34,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:18:34,964 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:18:34,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:18:34,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:18:34,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:18:34,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:34" (1/1) ... [2019-11-24 10:18:34,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb94b18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:34, skipping insertion in model container [2019-11-24 10:18:34,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:34" (1/1) ... [2019-11-24 10:18:34,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:18:35,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:18:35,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:18:35,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:18:35,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:18:35,648 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:18:35,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35 WrapperNode [2019-11-24 10:18:35,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:18:35,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:18:35,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:18:35,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:18:35,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:18:35,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:18:35,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:18:35,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:18:35,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2019-11-24 10:18:35,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:18:35,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:18:35,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:18:35,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:18:35,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (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 10:18:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:18:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:18:37,760 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:18:37,760 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:18:37,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:37 BoogieIcfgContainer [2019-11-24 10:18:37,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:18:37,763 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:18:37,763 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:18:37,763 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:18:37,764 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:37" (1/1) ... [2019-11-24 10:18:37,765 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 10:18:37,789 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:18:37,789 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:18:37,797 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:18:37,805 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:18:37,806 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:18:49,625 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:18:49,788 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:18:49,941 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:18:52,856 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:18:53,885 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:18:54,460 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-11-24 10:18:54,563 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-11-24 10:18:54,668 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:18:55,074 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 156 [2019-11-24 10:18:55,178 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 156 [2019-11-24 10:18:55,289 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:18:55,416 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:18:55,518 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:18:55,622 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:18:55,737 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-11-24 10:18:55,848 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-11-24 10:18:55,952 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:18:56,071 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:18:56,180 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:18:56,286 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:18:56,404 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:18:56,516 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:18:56,627 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:18:56,752 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:56,872 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:56,989 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:57,126 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:57,251 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:57,378 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:57,522 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:57,648 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:57,775 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:57,903 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:58,028 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:58,159 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:58,303 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:58,443 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:58,575 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:58,713 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:58,856 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:59,000 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:59,156 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 168 [2019-11-24 10:18:59,298 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 168 [2019-11-24 10:18:59,447 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:18:59,605 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:18:59,754 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:18:59,899 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:00,057 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:00,198 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:00,339 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:00,490 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 168 [2019-11-24 10:19:00,641 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 168 [2019-11-24 10:19:00,793 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:00,955 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:19:01,111 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:19:01,262 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:01,426 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2019-11-24 10:19:01,584 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2019-11-24 10:19:01,756 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:19:01,921 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:02,083 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:02,249 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:02,252 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-11-24 10:19:02,269 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-11-24 10:19:04,049 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:19:04,159 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:19:04,281 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:19:06,686 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:19:06,887 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:19:07,053 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:19:12,409 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:12,513 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:12,621 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:12,723 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:12,825 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:12,926 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:13,042 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2019-11-24 10:19:13,149 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2019-11-24 10:19:13,254 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:19:13,376 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:13,482 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:13,587 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:13,715 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:19:13,829 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:19:13,942 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:19:14,068 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 164 [2019-11-24 10:19:14,199 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 164 [2019-11-24 10:19:14,322 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:19:14,455 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:14,580 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:14,701 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:14,830 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:19:14,960 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:19:15,092 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:15,230 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:15,361 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:15,487 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:15,621 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:15,753 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:15,886 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:16,046 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:16,188 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:16,330 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:19:16,475 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:19:16,619 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:19:16,763 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:16,927 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:19:17,080 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:19:17,231 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:17,375 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:17,517 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:17,659 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:19:17,814 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 169 [2019-11-24 10:19:17,964 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 169 [2019-11-24 10:19:18,113 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:19:18,273 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2019-11-24 10:19:18,439 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2019-11-24 10:19:18,595 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:18,765 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:18,925 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:19,083 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:19,260 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 177 [2019-11-24 10:19:19,433 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 177 [2019-11-24 10:19:19,604 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:19,605 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-11-24 10:19:19,621 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-11-24 10:19:23,489 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:19:23,656 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:19:23,821 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:19:23,835 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:19:23,835 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:19:23,837 INFO L168 Benchmark]: Toolchain (without parser) took 48872.86 ms. Allocated memory was 137.9 MB in the beginning and 1.1 GB in the end (delta: 952.1 MB). Free memory was 101.2 MB in the beginning and 486.0 MB in the end (delta: -384.7 MB). Peak memory consumption was 567.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,838 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.16 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 100.8 MB in the beginning and 168.1 MB in the end (delta: -67.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.52 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 162.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,840 INFO L168 Benchmark]: Boogie Preprocessor took 58.38 ms. Allocated memory is still 203.4 MB. Free memory was 162.3 MB in the beginning and 158.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,841 INFO L168 Benchmark]: RCFGBuilder took 1954.90 ms. Allocated memory was 203.4 MB in the beginning and 253.2 MB in the end (delta: 49.8 MB). Free memory was 158.0 MB in the beginning and 198.4 MB in the end (delta: -40.4 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,842 INFO L168 Benchmark]: Sifa took 46072.77 ms. Allocated memory was 253.2 MB in the beginning and 1.1 GB in the end (delta: 836.8 MB). Free memory was 198.4 MB in the beginning and 486.0 MB in the end (delta: -287.6 MB). Peak memory consumption was 549.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:23,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.16 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 100.8 MB in the beginning and 168.1 MB in the end (delta: -67.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 98.52 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 162.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.38 ms. Allocated memory is still 203.4 MB. Free memory was 162.3 MB in the beginning and 158.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1954.90 ms. Allocated memory was 203.4 MB in the beginning and 253.2 MB in the end (delta: 49.8 MB). Free memory was 158.0 MB in the beginning and 198.4 MB in the end (delta: -40.4 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. * Sifa took 46072.77 ms. Allocated memory was 253.2 MB in the beginning and 1.1 GB in the end (delta: 836.8 MB). Free memory was 198.4 MB in the beginning and 486.0 MB in the end (delta: -287.6 MB). Peak memory consumption was 549.2 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]: 46034, 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]: 595, 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]: 468, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 38729, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5712, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 254, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 425, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 44841, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 44840, 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]: 3, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 129, DAG_COMPRESSION_PROCESSED_NODES: 2285, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 541]: 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 8200#(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) (not (= ~a19~0 1)) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~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|) (<= 1 ULTIMATE.start_calculate_output_~input) (= ~a28~0 10) (<= 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) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (= ~a17~0 8) (<= 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...