./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-restricted-15/b.10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 26d01a9c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-restricted-15/b.10.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4036e0056477b4442ec4a799960d03c7e149261f5dcf8c079ae548d48df77b04 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 08:37:59,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 08:37:59,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 08:37:59,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 08:37:59,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 08:37:59,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 08:37:59,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 08:37:59,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 08:37:59,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 08:37:59,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 08:37:59,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 08:37:59,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 08:37:59,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 08:37:59,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 08:37:59,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 08:37:59,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 08:37:59,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 08:37:59,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 08:37:59,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 08:37:59,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 08:37:59,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 08:37:59,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 08:37:59,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 08:37:59,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 08:38:00,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 08:38:00,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 08:38:00,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 08:38:00,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 08:38:00,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 08:38:00,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 08:38:00,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 08:38:00,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 08:38:00,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 08:38:00,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 08:38:00,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 08:38:00,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 08:38:00,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 08:38:00,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 08:38:00,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 08:38:00,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 08:38:00,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 08:38:00,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-02-18 08:38:00,044 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 08:38:00,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 08:38:00,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 08:38:00,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 08:38:00,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 08:38:00,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 08:38:00,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 08:38:00,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 08:38:00,048 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 08:38:00,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 08:38:00,049 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 08:38:00,050 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-18 08:38:00,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 08:38:00,051 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 08:38:00,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 08:38:00,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 08:38:00,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 08:38:00,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 08:38:00,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 08:38:00,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 08:38:00,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 08:38:00,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 08:38:00,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 08:38:00,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 08:38:00,053 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 08:38:00,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 08:38:00,053 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 08:38:00,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 08:38:00,054 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 08:38:00,054 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4036e0056477b4442ec4a799960d03c7e149261f5dcf8c079ae548d48df77b04 [2023-02-18 08:38:00,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 08:38:00,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 08:38:00,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 08:38:00,307 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 08:38:00,307 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 08:38:00,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/b.10.c [2023-02-18 08:38:01,449 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 08:38:01,631 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 08:38:01,632 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/b.10.c [2023-02-18 08:38:01,637 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4537cb0d4/dd2df83f398246b09046d5b1616f3bbc/FLAG03ab829de [2023-02-18 08:38:01,653 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4537cb0d4/dd2df83f398246b09046d5b1616f3bbc [2023-02-18 08:38:01,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 08:38:01,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 08:38:01,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 08:38:01,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 08:38:01,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 08:38:01,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abb1238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01, skipping insertion in model container [2023-02-18 08:38:01,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 08:38:01,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 08:38:01,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 08:38:01,795 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 08:38:01,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 08:38:01,817 INFO L208 MainTranslator]: Completed translation [2023-02-18 08:38:01,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01 WrapperNode [2023-02-18 08:38:01,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 08:38:01,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 08:38:01,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 08:38:01,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 08:38:01,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,839 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2023-02-18 08:38:01,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 08:38:01,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 08:38:01,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 08:38:01,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 08:38:01,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,852 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 08:38:01,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 08:38:01,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 08:38:01,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 08:38:01,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (1/1) ... [2023-02-18 08:38:01,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 08:38:01,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 08:38:01,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-02-18 08:38:01,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-02-18 08:38:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 08:38:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 08:38:01,980 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 08:38:01,983 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 08:38:02,168 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 08:38:02,174 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 08:38:02,174 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-18 08:38:02,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:38:02 BoogieIcfgContainer [2023-02-18 08:38:02,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 08:38:02,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 08:38:02,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 08:38:02,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 08:38:02,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 08:38:01" (1/3) ... [2023-02-18 08:38:02,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9658d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:38:02, skipping insertion in model container [2023-02-18 08:38:02,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:38:01" (2/3) ... [2023-02-18 08:38:02,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9658d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:38:02, skipping insertion in model container [2023-02-18 08:38:02,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:38:02" (3/3) ... [2023-02-18 08:38:02,195 INFO L112 eAbstractionObserver]: Analyzing ICFG b.10.c [2023-02-18 08:38:02,215 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 08:38:02,215 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-02-18 08:38:02,301 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 08:38:02,307 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@66ba7f80, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 08:38:02,308 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-02-18 08:38:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 36 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-02-18 08:38:02,320 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:02,320 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-02-18 08:38:02,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:02,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:02,331 INFO L85 PathProgramCache]: Analyzing trace with hash 28695781, now seen corresponding path program 1 times [2023-02-18 08:38:02,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:02,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824511065] [2023-02-18 08:38:02,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:02,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:02,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:02,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824511065] [2023-02-18 08:38:02,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824511065] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:02,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:02,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 08:38:02,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248981947] [2023-02-18 08:38:02,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:02,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 08:38:02,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:02,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 08:38:02,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:02,544 INFO L87 Difference]: Start difference. First operand has 37 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 36 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:02,616 INFO L93 Difference]: Finished difference Result 41 states and 47 transitions. [2023-02-18 08:38:02,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 08:38:02,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-02-18 08:38:02,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:02,626 INFO L225 Difference]: With dead ends: 41 [2023-02-18 08:38:02,626 INFO L226 Difference]: Without dead ends: 30 [2023-02-18 08:38:02,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:02,631 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:02,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 24 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:02,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2023-02-18 08:38:02,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-02-18 08:38:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 23 states have (on average 1.565217391304348) internal successors, (36), 29 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2023-02-18 08:38:02,659 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 5 [2023-02-18 08:38:02,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:02,660 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2023-02-18 08:38:02,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-02-18 08:38:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-02-18 08:38:02,661 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:02,661 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-02-18 08:38:02,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 08:38:02,662 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:02,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:02,663 INFO L85 PathProgramCache]: Analyzing trace with hash 889569255, now seen corresponding path program 1 times [2023-02-18 08:38:02,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:02,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345314995] [2023-02-18 08:38:02,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:02,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:02,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:02,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345314995] [2023-02-18 08:38:02,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345314995] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:02,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:02,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 08:38:02,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741084353] [2023-02-18 08:38:02,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:02,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 08:38:02,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:02,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 08:38:02,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:02,704 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:02,765 INFO L93 Difference]: Finished difference Result 52 states and 64 transitions. [2023-02-18 08:38:02,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 08:38:02,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-02-18 08:38:02,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:02,767 INFO L225 Difference]: With dead ends: 52 [2023-02-18 08:38:02,767 INFO L226 Difference]: Without dead ends: 49 [2023-02-18 08:38:02,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:02,769 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 54 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:02,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 50 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2023-02-18 08:38:02,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 45. [2023-02-18 08:38:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 40 states have (on average 1.525) internal successors, (61), 44 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 61 transitions. [2023-02-18 08:38:02,780 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 61 transitions. Word has length 6 [2023-02-18 08:38:02,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:02,781 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 61 transitions. [2023-02-18 08:38:02,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-02-18 08:38:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-18 08:38:02,782 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:02,782 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:02,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-18 08:38:02,784 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:02,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:02,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1387049590, now seen corresponding path program 1 times [2023-02-18 08:38:02,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:02,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434641364] [2023-02-18 08:38:02,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:02,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:02,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:02,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:02,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434641364] [2023-02-18 08:38:02,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434641364] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:02,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:02,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 08:38:02,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964245499] [2023-02-18 08:38:02,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:02,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 08:38:02,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:02,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 08:38:02,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:02,862 INFO L87 Difference]: Start difference. First operand 45 states and 61 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:02,904 INFO L93 Difference]: Finished difference Result 101 states and 136 transitions. [2023-02-18 08:38:02,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:02,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-02-18 08:38:02,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:02,906 INFO L225 Difference]: With dead ends: 101 [2023-02-18 08:38:02,908 INFO L226 Difference]: Without dead ends: 58 [2023-02-18 08:38:02,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:02,910 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 25 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:02,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 80 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:02,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-02-18 08:38:02,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 47. [2023-02-18 08:38:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 46 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 62 transitions. [2023-02-18 08:38:02,923 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 62 transitions. Word has length 9 [2023-02-18 08:38:02,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:02,924 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 62 transitions. [2023-02-18 08:38:02,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2023-02-18 08:38:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-18 08:38:02,925 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:02,926 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:02,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-18 08:38:02,926 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:02,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:02,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1387099210, now seen corresponding path program 1 times [2023-02-18 08:38:02,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:02,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8692691] [2023-02-18 08:38:02,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:02,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:02,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8692691] [2023-02-18 08:38:02,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8692691] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:02,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:02,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 08:38:02,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647358425] [2023-02-18 08:38:02,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:02,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 08:38:02,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:02,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 08:38:02,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:02,970 INFO L87 Difference]: Start difference. First operand 47 states and 62 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,005 INFO L93 Difference]: Finished difference Result 71 states and 91 transitions. [2023-02-18 08:38:03,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 08:38:03,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-02-18 08:38:03,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,007 INFO L225 Difference]: With dead ends: 71 [2023-02-18 08:38:03,007 INFO L226 Difference]: Without dead ends: 70 [2023-02-18 08:38:03,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:03,009 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 24 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 37 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-02-18 08:38:03,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 47. [2023-02-18 08:38:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 46 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 62 transitions. [2023-02-18 08:38:03,015 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 62 transitions. Word has length 9 [2023-02-18 08:38:03,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,016 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 62 transitions. [2023-02-18 08:38:03,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2023-02-18 08:38:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-18 08:38:03,016 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,017 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-18 08:38:03,017 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1568206898, now seen corresponding path program 1 times [2023-02-18 08:38:03,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794803575] [2023-02-18 08:38:03,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794803575] [2023-02-18 08:38:03,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794803575] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-18 08:38:03,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838274106] [2023-02-18 08:38:03,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 08:38:03,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 08:38:03,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:03,067 INFO L87 Difference]: Start difference. First operand 47 states and 62 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,156 INFO L93 Difference]: Finished difference Result 115 states and 151 transitions. [2023-02-18 08:38:03,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-18 08:38:03,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-02-18 08:38:03,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,157 INFO L225 Difference]: With dead ends: 115 [2023-02-18 08:38:03,157 INFO L226 Difference]: Without dead ends: 68 [2023-02-18 08:38:03,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-02-18 08:38:03,159 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 51 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 83 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 08:38:03,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-02-18 08:38:03,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2023-02-18 08:38:03,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 63 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 83 transitions. [2023-02-18 08:38:03,166 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 83 transitions. Word has length 11 [2023-02-18 08:38:03,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,166 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 83 transitions. [2023-02-18 08:38:03,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2023-02-18 08:38:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-18 08:38:03,167 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,168 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-18 08:38:03,168 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1599754246, now seen corresponding path program 1 times [2023-02-18 08:38:03,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940097702] [2023-02-18 08:38:03,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940097702] [2023-02-18 08:38:03,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940097702] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 08:38:03,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877866934] [2023-02-18 08:38:03,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 08:38:03,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 08:38:03,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:03,202 INFO L87 Difference]: Start difference. First operand 64 states and 83 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,259 INFO L93 Difference]: Finished difference Result 168 states and 213 transitions. [2023-02-18 08:38:03,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:03,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-02-18 08:38:03,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,261 INFO L225 Difference]: With dead ends: 168 [2023-02-18 08:38:03,261 INFO L226 Difference]: Without dead ends: 167 [2023-02-18 08:38:03,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:03,262 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 69 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 57 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-02-18 08:38:03,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 117. [2023-02-18 08:38:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.3482142857142858) internal successors, (151), 116 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 151 transitions. [2023-02-18 08:38:03,274 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 151 transitions. Word has length 11 [2023-02-18 08:38:03,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,275 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 151 transitions. [2023-02-18 08:38:03,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,275 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 151 transitions. [2023-02-18 08:38:03,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-18 08:38:03,276 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,276 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-02-18 08:38:03,276 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1947225999, now seen corresponding path program 1 times [2023-02-18 08:38:03,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766286256] [2023-02-18 08:38:03,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766286256] [2023-02-18 08:38:03,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766286256] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 08:38:03,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513905734] [2023-02-18 08:38:03,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 08:38:03,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 08:38:03,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:03,345 INFO L87 Difference]: Start difference. First operand 117 states and 151 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,426 INFO L93 Difference]: Finished difference Result 229 states and 297 transitions. [2023-02-18 08:38:03,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:03,427 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-02-18 08:38:03,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,428 INFO L225 Difference]: With dead ends: 229 [2023-02-18 08:38:03,429 INFO L226 Difference]: Without dead ends: 228 [2023-02-18 08:38:03,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-02-18 08:38:03,433 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 60 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 34 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 08:38:03,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-02-18 08:38:03,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 225. [2023-02-18 08:38:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 220 states have (on average 1.3318181818181818) internal successors, (293), 224 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 293 transitions. [2023-02-18 08:38:03,467 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 293 transitions. Word has length 12 [2023-02-18 08:38:03,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,468 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 293 transitions. [2023-02-18 08:38:03,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,468 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 293 transitions. [2023-02-18 08:38:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-18 08:38:03,469 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,469 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-18 08:38:03,470 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1694214290, now seen corresponding path program 1 times [2023-02-18 08:38:03,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325401360] [2023-02-18 08:38:03,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325401360] [2023-02-18 08:38:03,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325401360] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-18 08:38:03,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426050827] [2023-02-18 08:38:03,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-18 08:38:03,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-18 08:38:03,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-02-18 08:38:03,545 INFO L87 Difference]: Start difference. First operand 225 states and 293 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,621 INFO L93 Difference]: Finished difference Result 330 states and 419 transitions. [2023-02-18 08:38:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 08:38:03,621 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-02-18 08:38:03,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,623 INFO L225 Difference]: With dead ends: 330 [2023-02-18 08:38:03,623 INFO L226 Difference]: Without dead ends: 329 [2023-02-18 08:38:03,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-02-18 08:38:03,625 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 37 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 59 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 08:38:03,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2023-02-18 08:38:03,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 182. [2023-02-18 08:38:03,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 177 states have (on average 1.3502824858757063) internal successors, (239), 181 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 239 transitions. [2023-02-18 08:38:03,649 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 239 transitions. Word has length 13 [2023-02-18 08:38:03,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,650 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 239 transitions. [2023-02-18 08:38:03,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,655 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 239 transitions. [2023-02-18 08:38:03,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-18 08:38:03,656 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,656 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-02-18 08:38:03,656 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,659 INFO L85 PathProgramCache]: Analyzing trace with hash -981035365, now seen corresponding path program 1 times [2023-02-18 08:38:03,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519557434] [2023-02-18 08:38:03,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519557434] [2023-02-18 08:38:03,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519557434] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 08:38:03,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789905359] [2023-02-18 08:38:03,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 08:38:03,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 08:38:03,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:03,721 INFO L87 Difference]: Start difference. First operand 182 states and 239 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,781 INFO L93 Difference]: Finished difference Result 184 states and 239 transitions. [2023-02-18 08:38:03,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:03,782 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-02-18 08:38:03,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,783 INFO L225 Difference]: With dead ends: 184 [2023-02-18 08:38:03,783 INFO L226 Difference]: Without dead ends: 182 [2023-02-18 08:38:03,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-18 08:38:03,785 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 48 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 40 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-02-18 08:38:03,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 147. [2023-02-18 08:38:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 143 states have (on average 1.3286713286713288) internal successors, (190), 146 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 190 transitions. [2023-02-18 08:38:03,795 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 190 transitions. Word has length 14 [2023-02-18 08:38:03,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,795 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 190 transitions. [2023-02-18 08:38:03,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 190 transitions. [2023-02-18 08:38:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-18 08:38:03,798 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,798 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-02-18 08:38:03,798 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1315697666, now seen corresponding path program 1 times [2023-02-18 08:38:03,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602137253] [2023-02-18 08:38:03,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602137253] [2023-02-18 08:38:03,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602137253] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 08:38:03,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949608977] [2023-02-18 08:38:03,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 08:38:03,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 08:38:03,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:03,835 INFO L87 Difference]: Start difference. First operand 147 states and 190 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,843 INFO L93 Difference]: Finished difference Result 280 states and 358 transitions. [2023-02-18 08:38:03,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 08:38:03,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-02-18 08:38:03,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,844 INFO L225 Difference]: With dead ends: 280 [2023-02-18 08:38:03,845 INFO L226 Difference]: Without dead ends: 129 [2023-02-18 08:38:03,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:03,846 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-18 08:38:03,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2023-02-18 08:38:03,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.256) internal successors, (157), 128 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 157 transitions. [2023-02-18 08:38:03,850 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 157 transitions. Word has length 14 [2023-02-18 08:38:03,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,850 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 157 transitions. [2023-02-18 08:38:03,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 157 transitions. [2023-02-18 08:38:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-18 08:38:03,851 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,851 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-02-18 08:38:03,852 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,852 INFO L85 PathProgramCache]: Analyzing trace with hash 334166611, now seen corresponding path program 1 times [2023-02-18 08:38:03,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89300195] [2023-02-18 08:38:03,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89300195] [2023-02-18 08:38:03,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89300195] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-18 08:38:03,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318976383] [2023-02-18 08:38:03,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 08:38:03,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 08:38:03,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:03,888 INFO L87 Difference]: Start difference. First operand 129 states and 157 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,907 INFO L93 Difference]: Finished difference Result 268 states and 324 transitions. [2023-02-18 08:38:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:03,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-02-18 08:38:03,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,909 INFO L225 Difference]: With dead ends: 268 [2023-02-18 08:38:03,909 INFO L226 Difference]: Without dead ends: 129 [2023-02-18 08:38:03,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-02-18 08:38:03,912 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 8 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 104 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-18 08:38:03,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2023-02-18 08:38:03,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.224) internal successors, (153), 128 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2023-02-18 08:38:03,919 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 14 [2023-02-18 08:38:03,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,919 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2023-02-18 08:38:03,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2023-02-18 08:38:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-02-18 08:38:03,921 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,921 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-02-18 08:38:03,923 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1297489818, now seen corresponding path program 1 times [2023-02-18 08:38:03,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341847706] [2023-02-18 08:38:03,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341847706] [2023-02-18 08:38:03,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341847706] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 08:38:03,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041750667] [2023-02-18 08:38:03,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 08:38:03,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 08:38:03,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:03,953 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:03,964 INFO L93 Difference]: Finished difference Result 129 states and 153 transitions. [2023-02-18 08:38:03,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 08:38:03,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-02-18 08:38:03,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:03,966 INFO L225 Difference]: With dead ends: 129 [2023-02-18 08:38:03,966 INFO L226 Difference]: Without dead ends: 111 [2023-02-18 08:38:03,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:03,967 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 1 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:03,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 47 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:03,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-02-18 08:38:03,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2023-02-18 08:38:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 108 states have (on average 1.1759259259259258) internal successors, (127), 110 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 127 transitions. [2023-02-18 08:38:03,971 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 127 transitions. Word has length 16 [2023-02-18 08:38:03,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:03,973 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 127 transitions. [2023-02-18 08:38:03,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:03,973 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2023-02-18 08:38:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-02-18 08:38:03,974 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:03,974 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:03,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-02-18 08:38:03,974 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:03,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:03,975 INFO L85 PathProgramCache]: Analyzing trace with hash 233008023, now seen corresponding path program 1 times [2023-02-18 08:38:03,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:03,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307152984] [2023-02-18 08:38:03,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:03,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:03,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:03,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307152984] [2023-02-18 08:38:03,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307152984] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:03,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:03,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 08:38:03,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193290732] [2023-02-18 08:38:03,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:03,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 08:38:03,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:03,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 08:38:03,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:03,998 INFO L87 Difference]: Start difference. First operand 111 states and 127 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:04,035 INFO L93 Difference]: Finished difference Result 178 states and 203 transitions. [2023-02-18 08:38:04,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 08:38:04,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-02-18 08:38:04,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:04,036 INFO L225 Difference]: With dead ends: 178 [2023-02-18 08:38:04,036 INFO L226 Difference]: Without dead ends: 66 [2023-02-18 08:38:04,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-18 08:38:04,037 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 18 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:04,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 52 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:04,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-02-18 08:38:04,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2023-02-18 08:38:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 54 states have (on average 1.1481481481481481) internal successors, (62), 55 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 62 transitions. [2023-02-18 08:38:04,041 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 62 transitions. Word has length 16 [2023-02-18 08:38:04,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:04,041 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 62 transitions. [2023-02-18 08:38:04,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2023-02-18 08:38:04,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-18 08:38:04,042 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:04,042 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:04,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-02-18 08:38:04,042 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:04,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:04,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1066462104, now seen corresponding path program 1 times [2023-02-18 08:38:04,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:04,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004490107] [2023-02-18 08:38:04,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:04,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:04,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:04,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004490107] [2023-02-18 08:38:04,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004490107] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:04,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:04,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 08:38:04,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110402809] [2023-02-18 08:38:04,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:04,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 08:38:04,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:04,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 08:38:04,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:04,064 INFO L87 Difference]: Start difference. First operand 56 states and 62 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:04,087 INFO L93 Difference]: Finished difference Result 60 states and 66 transitions. [2023-02-18 08:38:04,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 08:38:04,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2023-02-18 08:38:04,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:04,088 INFO L225 Difference]: With dead ends: 60 [2023-02-18 08:38:04,092 INFO L226 Difference]: Without dead ends: 42 [2023-02-18 08:38:04,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-18 08:38:04,094 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 16 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:04,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 36 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:04,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-02-18 08:38:04,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 34. [2023-02-18 08:38:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2023-02-18 08:38:04,097 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 23 [2023-02-18 08:38:04,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:04,097 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2023-02-18 08:38:04,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-02-18 08:38:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-02-18 08:38:04,099 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:04,099 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:04,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-02-18 08:38:04,100 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:04,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:04,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1853006507, now seen corresponding path program 1 times [2023-02-18 08:38:04,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:04,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542477673] [2023-02-18 08:38:04,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:04,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:04,138 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:04,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:04,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542477673] [2023-02-18 08:38:04,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542477673] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 08:38:04,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693592016] [2023-02-18 08:38:04,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:04,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 08:38:04,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 08:38:04,143 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 08:38:04,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 08:38:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:04,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-18 08:38:04,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 08:38:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:04,238 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-18 08:38:04,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693592016] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:04,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-18 08:38:04,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2023-02-18 08:38:04,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596329958] [2023-02-18 08:38:04,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:04,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 08:38:04,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:04,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 08:38:04,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-18 08:38:04,240 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:04,290 INFO L93 Difference]: Finished difference Result 68 states and 74 transitions. [2023-02-18 08:38:04,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 08:38:04,291 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2023-02-18 08:38:04,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:04,291 INFO L225 Difference]: With dead ends: 68 [2023-02-18 08:38:04,291 INFO L226 Difference]: Without dead ends: 67 [2023-02-18 08:38:04,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-18 08:38:04,292 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 14 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:04,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 40 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:04,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-02-18 08:38:04,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 43. [2023-02-18 08:38:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.0952380952380953) internal successors, (46), 42 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2023-02-18 08:38:04,294 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 26 [2023-02-18 08:38:04,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:04,294 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2023-02-18 08:38:04,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-02-18 08:38:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-02-18 08:38:04,295 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 08:38:04,295 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:04,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-18 08:38:04,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-02-18 08:38:04,501 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-18 08:38:04,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 08:38:04,502 INFO L85 PathProgramCache]: Analyzing trace with hash -352567837, now seen corresponding path program 1 times [2023-02-18 08:38:04,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 08:38:04,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559179803] [2023-02-18 08:38:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 08:38:04,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 08:38:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 08:38:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 08:38:04,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 08:38:04,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559179803] [2023-02-18 08:38:04,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559179803] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 08:38:04,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 08:38:04,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-18 08:38:04,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013211153] [2023-02-18 08:38:04,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 08:38:04,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 08:38:04,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 08:38:04,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 08:38:04,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:04,522 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 08:38:04,537 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2023-02-18 08:38:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 08:38:04,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2023-02-18 08:38:04,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 08:38:04,538 INFO L225 Difference]: With dead ends: 84 [2023-02-18 08:38:04,538 INFO L226 Difference]: Without dead ends: 0 [2023-02-18 08:38:04,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 08:38:04,545 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 1 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 08:38:04,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 34 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 08:38:04,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-18 08:38:04,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-18 08:38:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-18 08:38:04,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2023-02-18 08:38:04,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 08:38:04,547 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-18 08:38:04,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 08:38:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-18 08:38:04,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-18 08:38:04,549 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-02-18 08:38:04,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-02-18 08:38:04,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-02-18 08:38:04,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-02-18 08:38:04,550 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-02-18 08:38:04,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-02-18 08:38:04,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-02-18 08:38:04,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-02-18 08:38:04,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-02-18 08:38:04,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-02-18 08:38:04,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-02-18 08:38:04,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-18 08:38:04,560 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,561 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 19) no Hoare annotation was computed. [2023-02-18 08:38:04,563 INFO L895 garLoopResultBuilder]: At program point L15-2(lines 11 21) the Hoare annotation is: (let ((.cse5 (<= (+ |ULTIMATE.start_main_~x~0#1| 1) 0))) (let ((.cse17 (<= |ULTIMATE.start_main_~x~0#1| 2147483647)) (.cse21 (not .cse5))) (let ((.cse0 (<= (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483646)) (.cse3 (let ((.cse25 (<= 0 (+ |ULTIMATE.start_main_~x~0#1| 2147483648)))) (or (and .cse17 .cse25) (and .cse17 .cse21 .cse25)))) (.cse1 (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|))) (.cse4 (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) (.cse7 (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) (.cse6 (<= 0 (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1| 2147483648)))) (let ((.cse11 (and .cse0 .cse3 .cse1 .cse21 .cse4 .cse7 .cse6)) (.cse12 (and (or (and .cse3 .cse1 .cse4 .cse6) (and .cse3 .cse4)) .cse7)) (.cse15 (<= 0 |ULTIMATE.start_main_~x~0#1|))) (let ((.cse9 (and .cse15 .cse0 .cse17 .cse4 .cse7)) (.cse13 (and .cse15 (or .cse11 .cse12)))) (let ((.cse22 (and .cse3 .cse4 .cse5)) (.cse23 (and .cse3 .cse5)) (.cse20 (<= 1 (+ |ULTIMATE.start_main_~y~0#1| 1))) (.cse24 (or .cse9 .cse11 .cse12 .cse13))) (let ((.cse8 (and .cse15 .cse24)) (.cse10 (and .cse20 .cse15 .cse24)) (.cse14 (<= |ULTIMATE.start_main_~x~0#1| 0)) (.cse2 (or .cse22 .cse23))) (or (and .cse0 (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse0 .cse2)) .cse7) .cse8 .cse9 .cse10 .cse11 (and (or .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) .cse14) .cse12 (and .cse15 (let ((.cse18 (and .cse17 .cse4 .cse5)) (.cse19 (and .cse17 .cse5))) (let ((.cse16 (or .cse18 .cse19))) (or (and (or (and .cse0 .cse16) (and .cse0 .cse17 .cse1 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse16)) .cse0 .cse7) (and .cse0 (or (and .cse1 .cse16) .cse18 (and .cse17 .cse1 .cse4 .cse5 .cse6) .cse19) .cse7))))) (and .cse20 .cse15 (or (and .cse15 .cse0 .cse3 .cse21 .cse7) (and .cse15 .cse0 .cse17 .cse7)) .cse14) (and .cse0 (or .cse22 (and .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse2) .cse23) .cse7) .cse13)))))))) [2023-02-18 08:38:04,563 INFO L899 garLoopResultBuilder]: For program point L11-1(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,563 INFO L899 garLoopResultBuilder]: For program point L11-2(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,563 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 5 23) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 2147483647) [2023-02-18 08:38:04,563 INFO L899 garLoopResultBuilder]: For program point L11-3(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,563 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-5(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-6(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-8(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-9(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-10(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,564 INFO L899 garLoopResultBuilder]: For program point L11-12(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point L11-13(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point L11-14(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point L11-15(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,565 INFO L899 garLoopResultBuilder]: For program point L11-16(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point L11-18(lines 11 21) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point L11-20(lines 11 21) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point L16-1(line 16) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point L12(lines 12 20) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2023-02-18 08:38:04,566 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point L13-1(line 13) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-18 08:38:04,567 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-18 08:38:04,568 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-02-18 08:38:04,570 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 08:38:04,573 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-18 08:38:04,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 08:38:04 BoogieIcfgContainer [2023-02-18 08:38:04,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-18 08:38:04,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-18 08:38:04,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-18 08:38:04,627 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-18 08:38:04,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:38:02" (3/4) ... [2023-02-18 08:38:04,631 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-18 08:38:04,641 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-02-18 08:38:04,641 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-02-18 08:38:04,642 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 08:38:04,679 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-18 08:38:04,680 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-18 08:38:04,682 INFO L158 Benchmark]: Toolchain (without parser) took 3023.58ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 100.8MB in the beginning and 89.9MB in the end (delta: 10.8MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,682 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 08:38:04,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.83ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 91.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.94ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 90.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,683 INFO L158 Benchmark]: Boogie Preprocessor took 13.64ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 88.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,684 INFO L158 Benchmark]: RCFGBuilder took 321.13ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 78.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,684 INFO L158 Benchmark]: TraceAbstraction took 2448.05ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 77.8MB in the beginning and 93.1MB in the end (delta: -15.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,684 INFO L158 Benchmark]: Witness Printer took 53.65ms. Allocated memory is still 190.8MB. Free memory was 93.1MB in the beginning and 89.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 08:38:04,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.83ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 91.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.94ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 90.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.64ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 88.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.13ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 78.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2448.05ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 77.8MB in the beginning and 93.1MB in the end (delta: -15.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Witness Printer took 53.65ms. Allocated memory is still 190.8MB. Free memory was 93.1MB in the beginning and 89.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 16, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 461 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 461 mSDsluCounter, 837 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 414 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 423 mSDtfsCounter, 603 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=7, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 319 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 8 NumberOfFragments, 2511 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 701 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 17 InterpolantComputations, 16 PerfectInterpolantSequences, 47/52 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: x <= 2147483647 - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: (((((((((((x + y <= 2147483646 && ((((x + y <= 2147483646 && 0 <= 2147483647 + x + y) && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))) || (((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (x + y <= 2147483646 && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))))) && y <= 2147483647) || (0 <= x && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647)) || ((1 <= y + 1 && 0 <= x) && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((0 <= x && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647))))) || ((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647)) || ((1 <= y + 1 && 0 <= x) && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))) && x <= 0)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && ((((((x + y <= 2147483646 && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0))) || (((((x + y <= 2147483646 && x <= 2147483647) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || ((x + y <= 2147483646 && 0 <= 2147483647 + x + y) && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0)))) && x + y <= 2147483646) && y <= 2147483647) || ((x + y <= 2147483646 && ((((0 <= 2147483647 + x + y && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0))) || ((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0)) || ((((x <= 2147483647 && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (x <= 2147483647 && x + 1 <= 0))) && y <= 2147483647)))) || (((1 <= y + 1 && 0 <= x) && (((((0 <= x && x + y <= 2147483646) && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && !(x + 1 <= 0)) && y <= 2147483647) || (((0 <= x && x + y <= 2147483646) && x <= 2147483647) && y <= 2147483647))) && x <= 0)) || ((x + y <= 2147483646 && (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || ((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (0 <= 2147483647 + x + y && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0)))) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647))) RESULT: Ultimate proved your program to be correct! [2023-02-18 08:38:04,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE