/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_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:16:21,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:16:21,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:16:21,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:16:21,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:16:21,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:16:21,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:16:21,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:16:21,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:16:21,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:16:21,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:16:21,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:16:21,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:16:21,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:16:21,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:16:21,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:16:21,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:16:21,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:16:21,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:16:21,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:16:21,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:16:21,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:16:21,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:16:21,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:16:21,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:16:21,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:16:21,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:16:21,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:16:21,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:16:21,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:16:21,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:16:21,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:16:21,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:16:21,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:16:21,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:16:21,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:16:21,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:16:21,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:16:21,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:16:21,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:16:21,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:16:21,574 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 10:16:21,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:16:21,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:16:21,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:16:21,589 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:16:21,589 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:16:21,589 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:16:21,590 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:16:21,590 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:16:21,590 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:16:21,590 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:16:21,590 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:16:21,591 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:16:21,591 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:16:21,591 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:16:21,591 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:16:21,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:16:21,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:16:21,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:16:21,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:16:21,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:16:21,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:16:21,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:16:21,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:16:21,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:16:21,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:16:21,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:16:21,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:16:21,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:16:21,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:16:21,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:16:21,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:16:21,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:16:21,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:16:21,595 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:16:21,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:16:21,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:16:21,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:16:21,596 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:16:21,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:16:21,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:16:21,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:16:21,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:16:21,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:16:21,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label38.c [2019-11-24 10:16:21,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77e7f4f1a/f86081102d1647b69b47b2cebb73cffe/FLAG8a28617da [2019-11-24 10:16:22,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:16:22,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label38.c [2019-11-24 10:16:22,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77e7f4f1a/f86081102d1647b69b47b2cebb73cffe/FLAG8a28617da [2019-11-24 10:16:22,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77e7f4f1a/f86081102d1647b69b47b2cebb73cffe [2019-11-24 10:16:22,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:16:22,868 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:16:22,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:22,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:16:22,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:16:22,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:22" (1/1) ... [2019-11-24 10:16:22,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472088b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:22, skipping insertion in model container [2019-11-24 10:16:22,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:22" (1/1) ... [2019-11-24 10:16:22,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:16:22,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:16:23,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:23,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:16:23,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:23,581 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:16:23,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23 WrapperNode [2019-11-24 10:16:23,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:23,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:23,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:16:23,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:16:23,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:23,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:16:23,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:16:23,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:16:23,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (1/1) ... [2019-11-24 10:16:23,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:16:23,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:16:23,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:16:23,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:16:23,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:23" (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 10:16:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:16:23,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:16:26,034 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:16:26,034 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:16:26,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:26 BoogieIcfgContainer [2019-11-24 10:16:26,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:16:26,036 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:16:26,036 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:16:26,037 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:16:26,038 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:26" (1/1) ... [2019-11-24 10:16:26,038 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 10:16:26,061 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:16:26,062 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:16:26,070 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:16:26,077 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:16:26,078 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:16:26,464 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:16:29,491 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:16:29,611 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:29,799 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:30,194 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:30,403 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:30,518 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:30,625 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:30,867 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-11-24 10:16:31,117 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:16:38,826 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-11-24 10:16:40,388 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 51 [2019-11-24 10:16:40,666 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 51 [2019-11-24 10:16:40,936 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 51 [2019-11-24 10:16:45,295 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:16:45,513 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:16:45,772 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:16:46,021 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:16:46,292 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 152 [2019-11-24 10:16:46,541 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 152 [2019-11-24 10:16:46,680 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:16:46,794 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:16:47,096 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 152 [2019-11-24 10:16:47,200 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 152 [2019-11-24 10:16:47,409 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:16:47,511 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:16:47,613 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:16:47,722 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:16:47,829 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:16:47,937 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:16:48,058 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:16:48,174 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:16:48,303 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:16:48,438 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:16:48,557 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:16:48,676 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:16:48,808 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:48,932 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:49,056 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:49,181 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:49,305 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:49,430 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:16:49,566 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:16:49,695 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:16:49,823 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:16:49,959 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:16:50,093 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:16:50,227 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:16:50,378 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2019-11-24 10:16:50,529 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2019-11-24 10:16:50,667 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:16:50,814 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:16:51,045 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:16:51,188 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:16:51,333 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:16:51,471 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:16:51,610 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:16:51,759 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 164 [2019-11-24 10:16:51,906 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 164 [2019-11-24 10:16:52,049 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:16:52,240 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:16:52,392 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:16:52,534 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:16:52,685 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 165 [2019-11-24 10:16:52,846 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 165 [2019-11-24 10:16:53,012 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:16:53,166 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:16:53,320 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:16:53,474 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:16:53,476 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:16:53,484 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:16:57,024 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-11-24 10:16:57,134 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-11-24 10:16:57,976 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-11-24 10:16:58,332 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-11-24 10:16:58,636 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-11-24 10:17:02,939 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:17:03,182 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:17:03,307 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:17:03,421 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:17:04,607 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:17:04,711 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:17:04,924 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:17:05,031 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:17:05,138 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:17:05,255 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2019-11-24 10:17:05,372 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2019-11-24 10:17:05,484 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:17:05,610 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:17:05,727 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:17:05,852 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:17:05,977 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:17:06,102 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:17:06,243 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:06,372 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:06,494 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:06,616 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:06,743 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:06,871 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:06,999 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:07,141 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:07,274 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:07,406 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:07,546 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 165 [2019-11-24 10:17:07,683 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 165 [2019-11-24 10:17:07,820 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:07,966 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:17:08,106 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:17:08,242 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:08,386 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:08,521 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:08,656 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:08,804 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 165 [2019-11-24 10:17:08,946 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 165 [2019-11-24 10:17:09,089 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:09,238 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 166 [2019-11-24 10:17:09,391 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 166 [2019-11-24 10:17:09,538 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:09,703 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:09,855 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:10,007 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:10,171 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 173 [2019-11-24 10:17:10,334 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 173 [2019-11-24 10:17:10,494 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:10,495 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:17:10,504 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:17:14,351 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-11-24 10:17:14,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 52 [2019-11-24 10:17:14,866 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:17:14,879 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:17:14,879 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:17:14,880 INFO L168 Benchmark]: Toolchain (without parser) took 52013.11 ms. Allocated memory was 145.2 MB in the beginning and 1.1 GB in the end (delta: 976.7 MB). Free memory was 101.3 MB in the beginning and 826.1 MB in the end (delta: -724.8 MB). Peak memory consumption was 252.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,881 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.60 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.1 MB in the beginning and 162.5 MB in the end (delta: -61.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.24 ms. Allocated memory is still 202.4 MB. Free memory was 162.5 MB in the beginning and 156.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,883 INFO L168 Benchmark]: Boogie Preprocessor took 100.00 ms. Allocated memory is still 202.4 MB. Free memory was 156.9 MB in the beginning and 152.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,884 INFO L168 Benchmark]: RCFGBuilder took 2261.45 ms. Allocated memory was 202.4 MB in the beginning and 250.1 MB in the end (delta: 47.7 MB). Free memory was 152.1 MB in the beginning and 186.5 MB in the end (delta: -34.4 MB). Peak memory consumption was 108.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,885 INFO L168 Benchmark]: Sifa took 48842.85 ms. Allocated memory was 250.1 MB in the beginning and 1.1 GB in the end (delta: 871.9 MB). Free memory was 186.5 MB in the beginning and 826.1 MB in the end (delta: -639.6 MB). Peak memory consumption was 232.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:14,890 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 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.60 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.1 MB in the beginning and 162.5 MB in the end (delta: -61.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 91.24 ms. Allocated memory is still 202.4 MB. Free memory was 162.5 MB in the beginning and 156.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.00 ms. Allocated memory is still 202.4 MB. Free memory was 156.9 MB in the beginning and 152.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2261.45 ms. Allocated memory was 202.4 MB in the beginning and 250.1 MB in the end (delta: 47.7 MB). Free memory was 152.1 MB in the beginning and 186.5 MB in the end (delta: -34.4 MB). Peak memory consumption was 108.6 MB. Max. memory is 7.1 GB. * Sifa took 48842.85 ms. Allocated memory was 250.1 MB in the beginning and 1.1 GB in the end (delta: 871.9 MB). Free memory was 186.5 MB in the beginning and 826.1 MB in the end (delta: -639.6 MB). Peak memory consumption was 232.3 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]: 48805, 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]: 696, 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]: 556, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 28, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 39991, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6923, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 496, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 37, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 423, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47412, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47412, 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]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 97, DAG_COMPRESSION_PROCESSED_NODES: 2233, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 565]: 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 8215#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (not (= ~a11~0 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) (<= ~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...