/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/loop-acceleration/underapprox_2-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:22:23,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:22:23,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:22:23,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:22:23,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:22:23,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:22:23,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:22:23,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:22:23,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:22:23,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:22:23,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:22:23,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:22:23,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:22:23,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:22:23,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:22:23,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:22:23,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:22:23,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:22:23,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:22:23,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:22:23,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:22:23,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:22:23,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:22:23,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:22:23,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:22:23,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:22:23,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:22:23,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:22:23,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:22:23,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:22:23,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:22:23,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:22:23,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:22:23,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:22:23,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:22:23,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:22:23,231 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 16:22:23,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:22:23,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:22:23,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:22:23,247 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:22:23,247 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:22:23,247 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:22:23,247 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:22:23,247 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:22:23,248 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:22:23,248 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:22:23,248 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:22:23,248 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:22:23,248 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:22:23,249 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:22:23,249 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:22:23,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:22:23,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:22:23,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:22:23,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:22:23,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:22:23,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:22:23,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:22:23,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:22:23,251 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:22:23,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:22:23,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:22:23,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:22:23,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:22:23,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:22:23,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:22:23,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:22:23,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:22:23,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:22:23,253 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:22:23,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:22:23,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:22:23,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:22:23,254 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:22:23,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:22:23,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:22:23,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:22:23,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:22:23,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:22:23,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_2-1.c [2019-11-24 16:22:23,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4362a270/5396feeace704bf7b17ec4307eced288/FLAG09e1b7327 [2019-11-24 16:22:24,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:22:24,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_2-1.c [2019-11-24 16:22:24,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4362a270/5396feeace704bf7b17ec4307eced288/FLAG09e1b7327 [2019-11-24 16:22:24,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4362a270/5396feeace704bf7b17ec4307eced288 [2019-11-24 16:22:24,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:22:24,487 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:22:24,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:22:24,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:22:24,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:22:24,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18acda8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24, skipping insertion in model container [2019-11-24 16:22:24,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:22:24,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:22:24,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:22:24,714 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:22:24,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:22:24,743 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:22:24,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24 WrapperNode [2019-11-24 16:22:24,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:22:24,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:22:24,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:22:24,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:22:24,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:22:24,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:22:24,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:22:24,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:22:24,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (1/1) ... [2019-11-24 16:22:24,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:22:24,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:22:24,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:22:24,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:22:24,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:24" (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 16:22:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:22:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:22:25,121 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:22:25,121 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:22:25,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:22:25 BoogieIcfgContainer [2019-11-24 16:22:25,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:22:25,123 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:22:25,123 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:22:25,123 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:22:25,124 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:22:25" (1/1) ... [2019-11-24 16:22:25,125 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 16:22:25,144 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:22:25,145 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:22:25,151 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:22:25,158 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:22:25,160 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:22:26,014 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:22:26,046 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:22:26,047 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:22:26,051 INFO L168 Benchmark]: Toolchain (without parser) took 1561.48 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 101.7 MB in the beginning and 99.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,052 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 143.7 MB. Free memory is still 119.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:22:26,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.07 ms. Allocated memory is still 143.7 MB. Free memory was 101.7 MB in the beginning and 92.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.62 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 92.3 MB in the beginning and 179.0 MB in the end (delta: -86.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,057 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 ms. Allocated memory is still 200.3 MB. Free memory was 179.0 MB in the beginning and 178.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,058 INFO L168 Benchmark]: RCFGBuilder took 239.78 ms. Allocated memory is still 200.3 MB. Free memory was 178.0 MB in the beginning and 166.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,063 INFO L168 Benchmark]: Sifa took 923.64 ms. Allocated memory is still 200.3 MB. Free memory was 166.6 MB in the beginning and 99.9 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2019-11-24 16:22:26,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 143.7 MB. Free memory is still 119.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.07 ms. Allocated memory is still 143.7 MB. Free memory was 101.7 MB in the beginning and 92.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 117.62 ms. Allocated memory was 143.7 MB in the beginning and 200.3 MB in the end (delta: 56.6 MB). Free memory was 92.3 MB in the beginning and 179.0 MB in the end (delta: -86.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.70 ms. Allocated memory is still 200.3 MB. Free memory was 179.0 MB in the beginning and 178.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 239.78 ms. Allocated memory is still 200.3 MB. Free memory was 178.0 MB in the beginning and 166.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Sifa took 923.64 ms. Allocated memory is still 200.3 MB. Free memory was 166.6 MB in the beginning and 99.9 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 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]: 871, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 0, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 11, TOOLS_POST_TIME[ms]: 125, 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: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 103, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 27, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME[ms]: 0, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 608, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 85, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 817, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 816, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, 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]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 8, DAG_COMPRESSION_PROCESSED_NODES: 21, DAG_COMPRESSION_RETAINED_NODES: 13 - UnprovableResult [Line: 5]: 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 31#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (not (= 6 (mod ULTIMATE.start_main_~x~0 4294967296))) 1 0)) (not (< (mod ULTIMATE.start_main_~x~0 4294967296) 6)) (or (and (= 0 (mod ULTIMATE.start_main_~y~0 (- 2))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967295) 4294967296) 6) (<= 1 ULTIMATE.start_main_~x~0) (or (and (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (< (mod (+ ULTIMATE.start_main_~x~0 4294967292) 4294967296) 6) (<= 4 ULTIMATE.start_main_~x~0) (<= 1 (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (= (mod (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)) (- 2)) 0) (or (and (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 4)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 4)) 0) (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 1)))) (and (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))))) (<= 3 ULTIMATE.start_main_~x~0)) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6)) (and (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (< (mod (+ ULTIMATE.start_main_~x~0 4294967292) 4294967296) 6) (<= 4 ULTIMATE.start_main_~x~0) (<= 1 (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (= (mod (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)) (- 2)) 0) (or (and (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 4)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 4)) 0) (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 1)))) (and (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))))) (<= 3 ULTIMATE.start_main_~x~0)) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0)) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (<= 3 ULTIMATE.start_main_~x~0) (or (and (< (mod (+ ULTIMATE.start_main_~x~0 4294967292) 4294967296) 6) (<= 4 ULTIMATE.start_main_~x~0) (<= 1 (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (= (mod (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)) (- 2)) 0) (or (and (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 4)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 4)) 0) (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 1)))) (and (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (< (mod (+ ULTIMATE.start_main_~x~0 4294967292) 4294967296) 6) (<= 4 ULTIMATE.start_main_~x~0) (= (mod (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)) (- 2)) 0) (or (and (<= 5 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967291) 4294967296) 6) (<= 1 (div (- (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (- 2))) (= 0 (mod (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 5)) 0) (= (div (- (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (- 2)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 5)) 1) (= (div (- (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (- 2)) 2)))) (and (<= 1 (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (or (and (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 4)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 4)) 0) (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 1))))))))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6)) (and (or (and (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 1) (= 0 (+ ULTIMATE.start_main_~x~0 (- 1)))) (and (= 1 (+ ULTIMATE.start_main_~x~0 (- 1))) (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 2))) (<= 1 (div (- ULTIMATE.start_main_~y~0) (- 2)))) (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6)))) (and (= 0 (mod ULTIMATE.start_main_~y~0 (- 2))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967295) 4294967296) 6) (or (and (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (< (mod (+ ULTIMATE.start_main_~x~0 4294967292) 4294967296) 6) (<= 4 ULTIMATE.start_main_~x~0) (<= 1 (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2))) (= (mod (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)) (- 2)) 0) (or (and (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 4)) 1)) (and (= (+ ULTIMATE.start_main_~x~0 (- 4)) 0) (= (div (- (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (- 2)) 1)))) (and (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))))) (<= 3 ULTIMATE.start_main_~x~0)) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6)) (and (<= 1 (div (- ULTIMATE.start_main_~y~0) (- 2))) (or (and (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 1) (= 0 (+ ULTIMATE.start_main_~x~0 (- 1)))) (and (= 1 (+ ULTIMATE.start_main_~x~0 (- 1))) (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 2)))) (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6))) (<= 1 ULTIMATE.start_main_~x~0)) (and (= 0 (mod ULTIMATE.start_main_~y~0 (- 2))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967295) 4294967296) 6) (<= 1 ULTIMATE.start_main_~x~0) (or (and (<= 1 (div (- ULTIMATE.start_main_~y~0) (- 2))) (or (and (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 1) (= 0 (+ ULTIMATE.start_main_~x~0 (- 1)))) (and (= 1 (+ ULTIMATE.start_main_~x~0 (- 1))) (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 2)))) (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))))) (and (= 0 (mod ULTIMATE.start_main_~y~0 (- 2))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967295) 4294967296) 6) (<= 1 ULTIMATE.start_main_~x~0) (or (and (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 1) (= 0 (+ ULTIMATE.start_main_~x~0 (- 1)))) (and (= 1 (+ ULTIMATE.start_main_~x~0 (- 1))) (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 2))) (<= 1 (div (- ULTIMATE.start_main_~y~0) (- 2)))) (and (or (and (= ULTIMATE.start_main_~x~0 0) (= ULTIMATE.start_main_~y~0 1)) (and (= ULTIMATE.start_main_~y~0 2) (= ULTIMATE.start_main_~x~0 1))) (<= 1 ULTIMATE.start_main_~y~0)) (and (= 0 (mod ULTIMATE.start_main_~y~0 (- 2))) (< (mod (+ ULTIMATE.start_main_~x~0 4294967295) 4294967296) 6) (<= 1 ULTIMATE.start_main_~x~0) (or (and (<= 1 (div (- ULTIMATE.start_main_~y~0) (- 2))) (or (and (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 1) (= 0 (+ ULTIMATE.start_main_~x~0 (- 1)))) (and (= 1 (+ ULTIMATE.start_main_~x~0 (- 1))) (= (div (- ULTIMATE.start_main_~y~0) (- 2)) 2)))) (and (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6) (or (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1)))) (and (= (mod (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) (- 2)) 0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967293) 4294967296) 6) (or (and (= 0 (+ ULTIMATE.start_main_~x~0 (- 3))) (= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2)))) (and (= 2 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (= 1 (+ ULTIMATE.start_main_~x~0 (- 3))))) (<= 1 (div (- (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (- 2))) (<= 3 ULTIMATE.start_main_~x~0)))) (and (<= 1 (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2))) (= 0 (mod (div (- ULTIMATE.start_main_~y~0) (- 2)) (- 2))) (<= 2 ULTIMATE.start_main_~x~0) (< (mod (+ ULTIMATE.start_main_~x~0 4294967294) 4294967296) 6) (or (and (= (+ ULTIMATE.start_main_~x~0 (- 2)) 0) (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 1)) (and (= (div (- (div (- ULTIMATE.start_main_~y~0) (- 2))) (- 2)) 2) (= (+ ULTIMATE.start_main_~x~0 (- 2)) 1))))))) (<= 0 ULTIMATE.start_main_~x~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...