./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a31fd051 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/bitvector/s3_srvr_3a.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:44:23,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:44:23,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:44:23,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:44:23,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:44:23,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:44:23,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:44:23,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:44:23,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:44:23,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:44:23,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:44:23,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:44:23,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:44:23,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:44:23,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:44:23,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:44:23,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:44:23,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:44:23,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:44:23,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:44:23,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:44:23,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:44:23,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:44:23,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:44:23,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:44:23,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:44:23,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:44:23,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:44:23,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:44:23,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:44:23,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:44:23,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:44:23,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:44:23,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:44:23,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:44:23,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:44:23,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:44:23,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:44:23,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:44:23,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:44:23,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:44:23,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-02-15 13:44:23,909 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:44:23,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:44:23,910 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:44:23,910 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:44:23,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:44:23,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:44:23,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:44:23,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:44:23,912 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:44:23,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:44:23,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:44:23,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 13:44:23,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:44:23,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:44:23,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:44:23,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:44:23,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 13:44:23,916 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:44:23,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:44:23,917 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:44:23,917 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 [2023-02-15 13:44:24,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:44:24,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:44:24,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:44:24,164 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:44:24,165 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:44:24,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-02-15 13:44:25,176 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:44:25,326 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:44:25,327 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-02-15 13:44:25,337 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd66d6666/850dc59409bf42b1b50d30515216bf4d/FLAGee79f6b63 [2023-02-15 13:44:25,350 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd66d6666/850dc59409bf42b1b50d30515216bf4d [2023-02-15 13:44:25,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:44:25,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:44:25,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:44:25,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:44:25,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:44:25,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7191b817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25, skipping insertion in model container [2023-02-15 13:44:25,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:44:25,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:44:25,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2023-02-15 13:44:25,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:44:25,546 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 13:44:25,577 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2023-02-15 13:44:25,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:44:25,588 INFO L208 MainTranslator]: Completed translation [2023-02-15 13:44:25,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25 WrapperNode [2023-02-15 13:44:25,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:44:25,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 13:44:25,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 13:44:25,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 13:44:25,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,634 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 527 [2023-02-15 13:44:25,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 13:44:25,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 13:44:25,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 13:44:25,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 13:44:25,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,657 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 13:44:25,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 13:44:25,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 13:44:25,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 13:44:25,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (1/1) ... [2023-02-15 13:44:25,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:44:25,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:25,722 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) [2023-02-15 13:44:25,752 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 [2023-02-15 13:44:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 13:44:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 13:44:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 13:44:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 13:44:25,877 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 13:44:25,894 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 13:44:25,906 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-02-15 13:44:26,360 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-02-15 13:44:26,360 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-02-15 13:44:26,361 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 13:44:26,366 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 13:44:26,366 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-15 13:44:26,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:44:26 BoogieIcfgContainer [2023-02-15 13:44:26,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 13:44:26,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 13:44:26,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 13:44:26,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 13:44:26,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:44:25" (1/3) ... [2023-02-15 13:44:26,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a8eb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:44:26, skipping insertion in model container [2023-02-15 13:44:26,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:25" (2/3) ... [2023-02-15 13:44:26,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a8eb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:44:26, skipping insertion in model container [2023-02-15 13:44:26,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:44:26" (3/3) ... [2023-02-15 13:44:26,374 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2023-02-15 13:44:26,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 13:44:26,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-02-15 13:44:26,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 13:44:26,426 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;@539957f9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 13:44:26,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-02-15 13:44:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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) [2023-02-15 13:44:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-02-15 13:44:26,434 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:26,435 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:26,435 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:26,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:26,439 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2023-02-15 13:44:26,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:26,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838967842] [2023-02-15 13:44:26,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:26,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:26,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:26,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838967842] [2023-02-15 13:44:26,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838967842] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:26,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:26,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:26,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744478475] [2023-02-15 13:44:26,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:26,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:26,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:26,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:26,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:26,664 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2023-02-15 13:44:26,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:26,783 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2023-02-15 13:44:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:26,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2023-02-15 13:44:26,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:26,791 INFO L225 Difference]: With dead ends: 324 [2023-02-15 13:44:26,791 INFO L226 Difference]: Without dead ends: 156 [2023-02-15 13:44:26,793 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 [2023-02-15 13:44:26,796 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 211 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:26,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 206 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:26,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-02-15 13:44:26,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2023-02-15 13:44:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 148 states have (on average 1.5608108108108107) internal successors, (231), 155 states have internal predecessors, (231), 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) [2023-02-15 13:44:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2023-02-15 13:44:26,826 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2023-02-15 13:44:26,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:26,826 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2023-02-15 13:44:26,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2023-02-15 13:44:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2023-02-15 13:44:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-02-15 13:44:26,827 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:26,827 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:26,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 13:44:26,828 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:26,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:26,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2023-02-15 13:44:26,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:26,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466819060] [2023-02-15 13:44:26,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:26,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:26,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:26,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466819060] [2023-02-15 13:44:26,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466819060] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:26,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:26,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:26,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932217466] [2023-02-15 13:44:26,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:26,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:26,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:26,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:26,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:26,894 INFO L87 Difference]: Start difference. First operand 156 states and 231 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2023-02-15 13:44:27,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:27,024 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2023-02-15 13:44:27,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:27,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 18 [2023-02-15 13:44:27,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:27,027 INFO L225 Difference]: With dead ends: 314 [2023-02-15 13:44:27,028 INFO L226 Difference]: Without dead ends: 166 [2023-02-15 13:44:27,029 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 [2023-02-15 13:44:27,031 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 171 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:27,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 149 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:27,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-02-15 13:44:27,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2023-02-15 13:44:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 149 states have (on average 1.5570469798657718) internal successors, (232), 156 states have internal predecessors, (232), 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) [2023-02-15 13:44:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2023-02-15 13:44:27,047 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2023-02-15 13:44:27,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:27,050 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2023-02-15 13:44:27,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2023-02-15 13:44:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2023-02-15 13:44:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-02-15 13:44:27,051 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:27,051 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:27,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 13:44:27,051 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:27,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:27,054 INFO L85 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2023-02-15 13:44:27,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:27,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627292497] [2023-02-15 13:44:27,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:27,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:27,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627292497] [2023-02-15 13:44:27,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627292497] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:27,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:27,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:27,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303061469] [2023-02-15 13:44:27,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:27,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:27,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:27,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:27,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,129 INFO L87 Difference]: Start difference. First operand 157 states and 232 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-02-15 13:44:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:27,212 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2023-02-15 13:44:27,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:27,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2023-02-15 13:44:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:27,214 INFO L225 Difference]: With dead ends: 316 [2023-02-15 13:44:27,214 INFO L226 Difference]: Without dead ends: 167 [2023-02-15 13:44:27,214 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 [2023-02-15 13:44:27,215 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 169 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:27,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 150 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:27,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-02-15 13:44:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2023-02-15 13:44:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 150 states have (on average 1.5533333333333332) internal successors, (233), 157 states have internal predecessors, (233), 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) [2023-02-15 13:44:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2023-02-15 13:44:27,223 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2023-02-15 13:44:27,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:27,223 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2023-02-15 13:44:27,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-02-15 13:44:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2023-02-15 13:44:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-02-15 13:44:27,232 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:27,232 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:27,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-15 13:44:27,232 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:27,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:27,233 INFO L85 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2023-02-15 13:44:27,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:27,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910464458] [2023-02-15 13:44:27,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:27,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:27,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:27,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910464458] [2023-02-15 13:44:27,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910464458] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:27,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:27,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:27,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131364010] [2023-02-15 13:44:27,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:27,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:27,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:27,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:27,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,274 INFO L87 Difference]: Start difference. First operand 158 states and 233 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2023-02-15 13:44:27,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:27,357 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2023-02-15 13:44:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:27,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2023-02-15 13:44:27,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:27,359 INFO L225 Difference]: With dead ends: 318 [2023-02-15 13:44:27,359 INFO L226 Difference]: Without dead ends: 168 [2023-02-15 13:44:27,359 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 [2023-02-15 13:44:27,360 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 167 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:27,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 151 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:27,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-02-15 13:44:27,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2023-02-15 13:44:27,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 151 states have (on average 1.5496688741721854) internal successors, (234), 158 states have internal predecessors, (234), 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) [2023-02-15 13:44:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2023-02-15 13:44:27,367 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2023-02-15 13:44:27,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:27,367 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2023-02-15 13:44:27,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2023-02-15 13:44:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2023-02-15 13:44:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-02-15 13:44:27,368 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:27,368 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:27,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-15 13:44:27,369 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:27,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:27,369 INFO L85 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2023-02-15 13:44:27,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:27,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817498142] [2023-02-15 13:44:27,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:27,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:27,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817498142] [2023-02-15 13:44:27,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817498142] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:27,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:27,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:27,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200217128] [2023-02-15 13:44:27,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:27,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:27,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:27,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:27,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,405 INFO L87 Difference]: Start difference. First operand 159 states and 234 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2023-02-15 13:44:27,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:27,485 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2023-02-15 13:44:27,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:27,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 21 [2023-02-15 13:44:27,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:27,486 INFO L225 Difference]: With dead ends: 320 [2023-02-15 13:44:27,486 INFO L226 Difference]: Without dead ends: 169 [2023-02-15 13:44:27,487 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 [2023-02-15 13:44:27,487 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 165 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:27,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 152 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:27,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-02-15 13:44:27,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2023-02-15 13:44:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 152 states have (on average 1.5460526315789473) internal successors, (235), 159 states have internal predecessors, (235), 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) [2023-02-15 13:44:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2023-02-15 13:44:27,493 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2023-02-15 13:44:27,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:27,494 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2023-02-15 13:44:27,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2023-02-15 13:44:27,494 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2023-02-15 13:44:27,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-02-15 13:44:27,495 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:27,495 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:27,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-15 13:44:27,495 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:27,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:27,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2023-02-15 13:44:27,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:27,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437035109] [2023-02-15 13:44:27,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:27,505 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:27,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [263682446] [2023-02-15 13:44:27,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:27,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:27,508 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) [2023-02-15 13:44:27,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 13:44:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:27,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:27,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:27,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:27,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:27,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437035109] [2023-02-15 13:44:27,661 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:27,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263682446] [2023-02-15 13:44:27,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263682446] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:27,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:27,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:27,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680934741] [2023-02-15 13:44:27,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:27,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:27,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:27,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:27,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,663 INFO L87 Difference]: Start difference. First operand 160 states and 235 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) [2023-02-15 13:44:27,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:27,686 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2023-02-15 13:44:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:27,686 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 [2023-02-15 13:44:27,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:27,688 INFO L225 Difference]: With dead ends: 456 [2023-02-15 13:44:27,688 INFO L226 Difference]: Without dead ends: 304 [2023-02-15 13:44:27,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,689 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 156 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:27,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:27,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2023-02-15 13:44:27,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2023-02-15 13:44:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 292 states have (on average 1.5308219178082192) internal successors, (447), 299 states have internal predecessors, (447), 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) [2023-02-15 13:44:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2023-02-15 13:44:27,698 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2023-02-15 13:44:27,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:27,698 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2023-02-15 13:44:27,698 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) [2023-02-15 13:44:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2023-02-15 13:44:27,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-02-15 13:44:27,699 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:27,700 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:27,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-15 13:44:27,904 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,SelfDestructingSolverStorable5 [2023-02-15 13:44:27,905 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:27,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:27,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2023-02-15 13:44:27,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:27,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705454788] [2023-02-15 13:44:27,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:27,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:27,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:27,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705454788] [2023-02-15 13:44:27,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705454788] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:27,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:27,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:27,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024482435] [2023-02-15 13:44:27,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:27,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:27,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:27,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:27,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:27,981 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2023-02-15 13:44:28,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:28,106 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2023-02-15 13:44:28,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:28,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2023-02-15 13:44:28,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:28,111 INFO L225 Difference]: With dead ends: 654 [2023-02-15 13:44:28,111 INFO L226 Difference]: Without dead ends: 362 [2023-02-15 13:44:28,112 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 [2023-02-15 13:44:28,114 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 141 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:28,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 162 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:28,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2023-02-15 13:44:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2023-02-15 13:44:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 354 states have (on average 1.5564971751412429) internal successors, (551), 361 states have internal predecessors, (551), 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) [2023-02-15 13:44:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2023-02-15 13:44:28,126 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2023-02-15 13:44:28,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:28,127 INFO L495 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2023-02-15 13:44:28,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2023-02-15 13:44:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2023-02-15 13:44:28,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-02-15 13:44:28,129 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:28,129 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:28,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-15 13:44:28,129 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:28,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:28,130 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2023-02-15 13:44:28,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:28,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063217395] [2023-02-15 13:44:28,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:28,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:28,138 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:28,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [890322777] [2023-02-15 13:44:28,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:28,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:28,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:28,139 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:28,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 13:44:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:28,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:28,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 13:44:28,230 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:28,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063217395] [2023-02-15 13:44:28,231 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890322777] [2023-02-15 13:44:28,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890322777] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:28,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:28,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:28,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085737360] [2023-02-15 13:44:28,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:28,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:28,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:28,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:28,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:28,233 INFO L87 Difference]: Start difference. First operand 362 states and 551 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2023-02-15 13:44:28,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:28,262 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2023-02-15 13:44:28,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:28,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2023-02-15 13:44:28,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:28,264 INFO L225 Difference]: With dead ends: 720 [2023-02-15 13:44:28,264 INFO L226 Difference]: Without dead ends: 537 [2023-02-15 13:44:28,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:28,265 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 157 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:28,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 381 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:28,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2023-02-15 13:44:28,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2023-02-15 13:44:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 525 states have (on average 1.5542857142857143) internal successors, (816), 532 states have internal predecessors, (816), 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) [2023-02-15 13:44:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2023-02-15 13:44:28,280 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2023-02-15 13:44:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:28,280 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2023-02-15 13:44:28,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2023-02-15 13:44:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2023-02-15 13:44:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-02-15 13:44:28,282 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:28,282 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:28,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:28,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-02-15 13:44:28,487 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:28,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:28,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2023-02-15 13:44:28,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:28,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872095905] [2023-02-15 13:44:28,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:28,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:28,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:28,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872095905] [2023-02-15 13:44:28,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872095905] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:28,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:28,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:28,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963484364] [2023-02-15 13:44:28,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:28,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:28,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:28,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:28,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:28,581 INFO L87 Difference]: Start difference. First operand 533 states and 816 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2023-02-15 13:44:28,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:28,665 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2023-02-15 13:44:28,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:28,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 57 [2023-02-15 13:44:28,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:28,670 INFO L225 Difference]: With dead ends: 1112 [2023-02-15 13:44:28,670 INFO L226 Difference]: Without dead ends: 587 [2023-02-15 13:44:28,671 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 [2023-02-15 13:44:28,672 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 163 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:28,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 145 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:28,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2023-02-15 13:44:28,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2023-02-15 13:44:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 573 states have (on average 1.5340314136125655) internal successors, (879), 580 states have internal predecessors, (879), 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) [2023-02-15 13:44:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2023-02-15 13:44:28,689 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2023-02-15 13:44:28,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:28,689 INFO L495 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2023-02-15 13:44:28,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2023-02-15 13:44:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2023-02-15 13:44:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-02-15 13:44:28,690 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:28,690 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:28,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-02-15 13:44:28,690 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:28,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:28,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2023-02-15 13:44:28,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:28,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458691641] [2023-02-15 13:44:28,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:28,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:28,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:28,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458691641] [2023-02-15 13:44:28,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458691641] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:28,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:28,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:28,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424655314] [2023-02-15 13:44:28,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:28,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:28,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:28,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:28,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:28,727 INFO L87 Difference]: Start difference. First operand 581 states and 879 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2023-02-15 13:44:28,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:28,822 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2023-02-15 13:44:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:28,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 58 [2023-02-15 13:44:28,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:28,824 INFO L225 Difference]: With dead ends: 1163 [2023-02-15 13:44:28,824 INFO L226 Difference]: Without dead ends: 590 [2023-02-15 13:44:28,825 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 [2023-02-15 13:44:28,825 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 161 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:28,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 146 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:28,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2023-02-15 13:44:28,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2023-02-15 13:44:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 576 states have (on average 1.5260416666666667) internal successors, (879), 583 states have internal predecessors, (879), 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) [2023-02-15 13:44:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2023-02-15 13:44:28,841 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2023-02-15 13:44:28,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:28,841 INFO L495 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2023-02-15 13:44:28,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2023-02-15 13:44:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2023-02-15 13:44:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-02-15 13:44:28,842 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:28,842 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:28,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-02-15 13:44:28,843 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:28,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:28,843 INFO L85 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2023-02-15 13:44:28,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:28,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724163219] [2023-02-15 13:44:28,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:28,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:28,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:28,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724163219] [2023-02-15 13:44:28,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724163219] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:28,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:28,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:28,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898844713] [2023-02-15 13:44:28,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:28,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:28,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:28,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:28,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:28,881 INFO L87 Difference]: Start difference. First operand 584 states and 879 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2023-02-15 13:44:28,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:28,996 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2023-02-15 13:44:28,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:28,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 71 [2023-02-15 13:44:28,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:28,999 INFO L225 Difference]: With dead ends: 1292 [2023-02-15 13:44:28,999 INFO L226 Difference]: Without dead ends: 716 [2023-02-15 13:44:28,999 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 [2023-02-15 13:44:29,000 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 147 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:29,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 147 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:29,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2023-02-15 13:44:29,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2023-02-15 13:44:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 702 states have (on average 1.5555555555555556) internal successors, (1092), 709 states have internal predecessors, (1092), 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) [2023-02-15 13:44:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2023-02-15 13:44:29,038 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2023-02-15 13:44:29,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:29,038 INFO L495 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2023-02-15 13:44:29,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2023-02-15 13:44:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2023-02-15 13:44:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-02-15 13:44:29,039 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:29,039 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:29,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-02-15 13:44:29,039 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:29,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:29,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2023-02-15 13:44:29,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:29,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765395884] [2023-02-15 13:44:29,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:29,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:29,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:29,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765395884] [2023-02-15 13:44:29,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765395884] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:29,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:29,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:29,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374054980] [2023-02-15 13:44:29,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:29,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:29,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:29,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:29,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:29,161 INFO L87 Difference]: Start difference. First operand 710 states and 1092 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-02-15 13:44:29,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:29,280 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2023-02-15 13:44:29,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:29,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2023-02-15 13:44:29,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:29,295 INFO L225 Difference]: With dead ends: 1514 [2023-02-15 13:44:29,296 INFO L226 Difference]: Without dead ends: 812 [2023-02-15 13:44:29,296 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 [2023-02-15 13:44:29,297 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 149 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:29,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 154 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:29,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2023-02-15 13:44:29,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2023-02-15 13:44:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 783 states have (on average 1.5478927203065134) internal successors, (1212), 790 states have internal predecessors, (1212), 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) [2023-02-15 13:44:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2023-02-15 13:44:29,321 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2023-02-15 13:44:29,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:29,321 INFO L495 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2023-02-15 13:44:29,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-02-15 13:44:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2023-02-15 13:44:29,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-02-15 13:44:29,322 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:29,322 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:29,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-02-15 13:44:29,323 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:29,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:29,323 INFO L85 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2023-02-15 13:44:29,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:29,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172609517] [2023-02-15 13:44:29,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:29,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:29,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172609517] [2023-02-15 13:44:29,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172609517] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:29,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:29,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:29,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933160028] [2023-02-15 13:44:29,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:29,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:29,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:29,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:29,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:29,365 INFO L87 Difference]: Start difference. First operand 791 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-02-15 13:44:29,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:29,467 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2023-02-15 13:44:29,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:29,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2023-02-15 13:44:29,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:29,470 INFO L225 Difference]: With dead ends: 1583 [2023-02-15 13:44:29,470 INFO L226 Difference]: Without dead ends: 800 [2023-02-15 13:44:29,470 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 [2023-02-15 13:44:29,471 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 146 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:29,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 147 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:29,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2023-02-15 13:44:29,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2023-02-15 13:44:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5419847328244274) internal successors, (1212), 793 states have internal predecessors, (1212), 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) [2023-02-15 13:44:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2023-02-15 13:44:29,490 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2023-02-15 13:44:29,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:29,491 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2023-02-15 13:44:29,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-02-15 13:44:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2023-02-15 13:44:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-02-15 13:44:29,492 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:29,492 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:29,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-02-15 13:44:29,492 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:29,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:29,493 INFO L85 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2023-02-15 13:44:29,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:29,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569459522] [2023-02-15 13:44:29,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:29,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:29,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:29,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569459522] [2023-02-15 13:44:29,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569459522] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:29,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:29,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:29,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365673454] [2023-02-15 13:44:29,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:29,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:29,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:29,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:29,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:29,528 INFO L87 Difference]: Start difference. First operand 794 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2023-02-15 13:44:29,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:29,633 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2023-02-15 13:44:29,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:29,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 73 [2023-02-15 13:44:29,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:29,636 INFO L225 Difference]: With dead ends: 1601 [2023-02-15 13:44:29,636 INFO L226 Difference]: Without dead ends: 815 [2023-02-15 13:44:29,637 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 [2023-02-15 13:44:29,638 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 148 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:29,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 154 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:29,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2023-02-15 13:44:29,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2023-02-15 13:44:29,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5305343511450382) internal successors, (1203), 793 states have internal predecessors, (1203), 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) [2023-02-15 13:44:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2023-02-15 13:44:29,662 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2023-02-15 13:44:29,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:29,663 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2023-02-15 13:44:29,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2023-02-15 13:44:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2023-02-15 13:44:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-02-15 13:44:29,664 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:29,664 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:29,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-02-15 13:44:29,664 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:29,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:29,665 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2023-02-15 13:44:29,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:29,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661886788] [2023-02-15 13:44:29,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:29,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:29,680 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:29,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1468372138] [2023-02-15 13:44:29,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:29,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:29,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:29,697 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:29,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 13:44:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:29,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:29,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-02-15 13:44:29,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:29,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:29,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661886788] [2023-02-15 13:44:29,823 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:29,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1468372138] [2023-02-15 13:44:29,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1468372138] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:29,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:29,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:29,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696844142] [2023-02-15 13:44:29,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:29,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:29,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:29,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:29,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:29,824 INFO L87 Difference]: Start difference. First operand 794 states and 1203 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2023-02-15 13:44:29,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:29,863 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2023-02-15 13:44:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:29,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 77 [2023-02-15 13:44:29,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:29,866 INFO L225 Difference]: With dead ends: 1584 [2023-02-15 13:44:29,866 INFO L226 Difference]: Without dead ends: 1056 [2023-02-15 13:44:29,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:29,867 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 155 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:29,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 380 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:29,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2023-02-15 13:44:29,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2023-02-15 13:44:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1044 states have (on average 1.5306513409961686) internal successors, (1598), 1051 states have internal predecessors, (1598), 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) [2023-02-15 13:44:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2023-02-15 13:44:29,894 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2023-02-15 13:44:29,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:29,894 INFO L495 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2023-02-15 13:44:29,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2023-02-15 13:44:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2023-02-15 13:44:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-02-15 13:44:29,895 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:29,896 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:29,909 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-02-15 13:44:30,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:30,101 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:30,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:30,101 INFO L85 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2023-02-15 13:44:30,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:30,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121568682] [2023-02-15 13:44:30,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:30,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:30,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:30,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:30,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121568682] [2023-02-15 13:44:30,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121568682] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:30,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:30,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:30,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98058985] [2023-02-15 13:44:30,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:30,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:30,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:30,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:30,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:30,141 INFO L87 Difference]: Start difference. First operand 1052 states and 1598 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 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) [2023-02-15 13:44:30,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:30,265 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2023-02-15 13:44:30,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:30,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 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) Word has length 87 [2023-02-15 13:44:30,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:30,269 INFO L225 Difference]: With dead ends: 2280 [2023-02-15 13:44:30,269 INFO L226 Difference]: Without dead ends: 1236 [2023-02-15 13:44:30,271 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 [2023-02-15 13:44:30,271 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:30,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 151 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:30,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2023-02-15 13:44:30,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2023-02-15 13:44:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1216 states have (on average 1.5411184210526316) internal successors, (1874), 1223 states have internal predecessors, (1874), 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) [2023-02-15 13:44:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2023-02-15 13:44:30,305 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2023-02-15 13:44:30,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:30,305 INFO L495 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2023-02-15 13:44:30,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 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) [2023-02-15 13:44:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2023-02-15 13:44:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-02-15 13:44:30,307 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:30,307 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:30,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-02-15 13:44:30,307 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:30,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:30,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2023-02-15 13:44:30,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:30,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667936297] [2023-02-15 13:44:30,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:30,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 13:44:30,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:30,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667936297] [2023-02-15 13:44:30,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667936297] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:30,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:30,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:30,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615420607] [2023-02-15 13:44:30,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:30,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:30,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:30,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:30,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:30,397 INFO L87 Difference]: Start difference. First operand 1224 states and 1874 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2023-02-15 13:44:30,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:30,597 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2023-02-15 13:44:30,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:30,613 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 88 [2023-02-15 13:44:30,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:30,617 INFO L225 Difference]: With dead ends: 2500 [2023-02-15 13:44:30,617 INFO L226 Difference]: Without dead ends: 1276 [2023-02-15 13:44:30,618 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 [2023-02-15 13:44:30,619 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:30,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 150 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:44:30,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2023-02-15 13:44:30,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2023-02-15 13:44:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1256 states have (on average 1.552547770700637) internal successors, (1950), 1263 states have internal predecessors, (1950), 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) [2023-02-15 13:44:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2023-02-15 13:44:30,648 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2023-02-15 13:44:30,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:30,648 INFO L495 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2023-02-15 13:44:30,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2023-02-15 13:44:30,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2023-02-15 13:44:30,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-02-15 13:44:30,649 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:30,650 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:30,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-02-15 13:44:30,650 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:30,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:30,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2023-02-15 13:44:30,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:30,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862183652] [2023-02-15 13:44:30,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:30,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:30,693 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-02-15 13:44:30,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:30,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862183652] [2023-02-15 13:44:30,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862183652] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:30,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:30,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:30,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932461116] [2023-02-15 13:44:30,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:30,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:30,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:30,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:30,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:30,695 INFO L87 Difference]: Start difference. First operand 1264 states and 1950 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2023-02-15 13:44:30,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:30,803 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2023-02-15 13:44:30,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:30,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 98 [2023-02-15 13:44:30,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:30,807 INFO L225 Difference]: With dead ends: 2668 [2023-02-15 13:44:30,808 INFO L226 Difference]: Without dead ends: 1412 [2023-02-15 13:44:30,809 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 [2023-02-15 13:44:30,809 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 151 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:30,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 165 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:30,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2023-02-15 13:44:30,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2023-02-15 13:44:30,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5383480825958702) internal successors, (2086), 1363 states have internal predecessors, (2086), 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) [2023-02-15 13:44:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2023-02-15 13:44:30,864 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2023-02-15 13:44:30,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:30,864 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2023-02-15 13:44:30,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2023-02-15 13:44:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2023-02-15 13:44:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-02-15 13:44:30,866 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:30,866 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:30,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-02-15 13:44:30,866 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:30,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:30,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2023-02-15 13:44:30,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:30,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246093295] [2023-02-15 13:44:30,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:30,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-02-15 13:44:30,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:30,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246093295] [2023-02-15 13:44:30,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246093295] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:30,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:30,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:30,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073019735] [2023-02-15 13:44:30,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:30,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:30,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:30,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:30,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:30,912 INFO L87 Difference]: Start difference. First operand 1364 states and 2086 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2023-02-15 13:44:31,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:31,026 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2023-02-15 13:44:31,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:31,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 99 [2023-02-15 13:44:31,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:31,030 INFO L225 Difference]: With dead ends: 2768 [2023-02-15 13:44:31,030 INFO L226 Difference]: Without dead ends: 1412 [2023-02-15 13:44:31,032 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 [2023-02-15 13:44:31,032 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 150 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:31,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 165 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:31,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2023-02-15 13:44:31,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2023-02-15 13:44:31,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5235988200589972) internal successors, (2066), 1363 states have internal predecessors, (2066), 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) [2023-02-15 13:44:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2023-02-15 13:44:31,064 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2023-02-15 13:44:31,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:31,064 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2023-02-15 13:44:31,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2023-02-15 13:44:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2023-02-15 13:44:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-02-15 13:44:31,066 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:31,066 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:31,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-02-15 13:44:31,067 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:31,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:31,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2023-02-15 13:44:31,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:31,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511785736] [2023-02-15 13:44:31,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:31,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:31,076 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:31,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [580477708] [2023-02-15 13:44:31,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:31,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:31,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:31,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:31,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 13:44:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:31,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:31,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-02-15 13:44:31,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:31,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:31,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511785736] [2023-02-15 13:44:31,208 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:31,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580477708] [2023-02-15 13:44:31,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580477708] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:31,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:31,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:31,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610047438] [2023-02-15 13:44:31,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:31,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:31,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:31,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:31,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:31,211 INFO L87 Difference]: Start difference. First operand 1364 states and 2066 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2023-02-15 13:44:31,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:31,355 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2023-02-15 13:44:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:31,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 117 [2023-02-15 13:44:31,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:31,360 INFO L225 Difference]: With dead ends: 2756 [2023-02-15 13:44:31,360 INFO L226 Difference]: Without dead ends: 1400 [2023-02-15 13:44:31,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:31,362 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 31 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:31,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 308 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:31,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2023-02-15 13:44:31,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2023-02-15 13:44:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.4705014749262537) internal successors, (1994), 1363 states have internal predecessors, (1994), 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) [2023-02-15 13:44:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2023-02-15 13:44:31,401 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2023-02-15 13:44:31,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:31,402 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2023-02-15 13:44:31,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2023-02-15 13:44:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2023-02-15 13:44:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-02-15 13:44:31,403 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:31,403 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:31,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:31,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:31,611 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:31,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:31,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2023-02-15 13:44:31,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:31,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705467271] [2023-02-15 13:44:31,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:31,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-02-15 13:44:31,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:31,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705467271] [2023-02-15 13:44:31,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705467271] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:31,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:31,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:31,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995508028] [2023-02-15 13:44:31,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:31,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:31,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:31,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:31,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:31,721 INFO L87 Difference]: Start difference. First operand 1364 states and 1994 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2023-02-15 13:44:31,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:31,968 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2023-02-15 13:44:31,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:31,969 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 118 [2023-02-15 13:44:31,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:31,987 INFO L225 Difference]: With dead ends: 2828 [2023-02-15 13:44:31,987 INFO L226 Difference]: Without dead ends: 1472 [2023-02-15 13:44:31,989 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 [2023-02-15 13:44:31,990 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 153 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:31,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 150 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:44:31,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2023-02-15 13:44:32,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2023-02-15 13:44:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4586776859504131) internal successors, (2118), 1459 states have internal predecessors, (2118), 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) [2023-02-15 13:44:32,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2023-02-15 13:44:32,060 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2023-02-15 13:44:32,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:32,060 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2023-02-15 13:44:32,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2023-02-15 13:44:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2023-02-15 13:44:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-02-15 13:44:32,062 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:32,062 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:32,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-02-15 13:44:32,062 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:32,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:32,063 INFO L85 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2023-02-15 13:44:32,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:32,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615464454] [2023-02-15 13:44:32,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:32,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-02-15 13:44:32,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:32,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615464454] [2023-02-15 13:44:32,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615464454] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:32,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:32,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:32,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11122229] [2023-02-15 13:44:32,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:32,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:32,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:32,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:32,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:32,116 INFO L87 Difference]: Start difference. First operand 1460 states and 2118 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2023-02-15 13:44:32,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:32,220 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2023-02-15 13:44:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:32,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 119 [2023-02-15 13:44:32,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:32,225 INFO L225 Difference]: With dead ends: 2924 [2023-02-15 13:44:32,225 INFO L226 Difference]: Without dead ends: 1472 [2023-02-15 13:44:32,227 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 [2023-02-15 13:44:32,227 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 152 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:32,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 149 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:32,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2023-02-15 13:44:32,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2023-02-15 13:44:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4449035812672177) internal successors, (2098), 1459 states have internal predecessors, (2098), 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) [2023-02-15 13:44:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2023-02-15 13:44:32,261 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2023-02-15 13:44:32,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:32,261 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2023-02-15 13:44:32,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2023-02-15 13:44:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2023-02-15 13:44:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-02-15 13:44:32,263 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:32,263 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:32,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-02-15 13:44:32,263 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:32,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:32,264 INFO L85 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2023-02-15 13:44:32,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:32,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013249748] [2023-02-15 13:44:32,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:32,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-02-15 13:44:32,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:32,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013249748] [2023-02-15 13:44:32,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013249748] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:32,310 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:32,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:32,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827129313] [2023-02-15 13:44:32,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:32,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:32,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:32,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:32,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:32,311 INFO L87 Difference]: Start difference. First operand 1460 states and 2098 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2023-02-15 13:44:32,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:32,448 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2023-02-15 13:44:32,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:32,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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 127 [2023-02-15 13:44:32,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:32,453 INFO L225 Difference]: With dead ends: 3092 [2023-02-15 13:44:32,453 INFO L226 Difference]: Without dead ends: 1640 [2023-02-15 13:44:32,454 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 [2023-02-15 13:44:32,454 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 132 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:32,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 158 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:32,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2023-02-15 13:44:32,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2023-02-15 13:44:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1616 states have (on average 1.4467821782178218) internal successors, (2338), 1623 states have internal predecessors, (2338), 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) [2023-02-15 13:44:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2023-02-15 13:44:32,490 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2023-02-15 13:44:32,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:32,490 INFO L495 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2023-02-15 13:44:32,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2023-02-15 13:44:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2023-02-15 13:44:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-02-15 13:44:32,492 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:32,492 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:32,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-02-15 13:44:32,493 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:32,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:32,493 INFO L85 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2023-02-15 13:44:32,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:32,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809376883] [2023-02-15 13:44:32,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:32,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-02-15 13:44:32,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:32,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809376883] [2023-02-15 13:44:32,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809376883] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:32,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:32,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:32,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99305966] [2023-02-15 13:44:32,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:32,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:32,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:32,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:32,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:32,541 INFO L87 Difference]: Start difference. First operand 1624 states and 2338 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2023-02-15 13:44:32,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:32,666 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2023-02-15 13:44:32,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:32,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 128 [2023-02-15 13:44:32,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:32,670 INFO L225 Difference]: With dead ends: 3256 [2023-02-15 13:44:32,670 INFO L226 Difference]: Without dead ends: 1632 [2023-02-15 13:44:32,672 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 [2023-02-15 13:44:32,672 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 131 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:32,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 154 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2023-02-15 13:44:32,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2023-02-15 13:44:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1616 states, 1608 states have (on average 1.4440298507462686) internal successors, (2322), 1615 states have internal predecessors, (2322), 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) [2023-02-15 13:44:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2023-02-15 13:44:32,708 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2023-02-15 13:44:32,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:32,708 INFO L495 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2023-02-15 13:44:32,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2023-02-15 13:44:32,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2023-02-15 13:44:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-02-15 13:44:32,710 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:32,711 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:32,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-02-15 13:44:32,711 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:32,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:32,711 INFO L85 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2023-02-15 13:44:32,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:32,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766967371] [2023-02-15 13:44:32,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:32,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-02-15 13:44:32,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:32,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766967371] [2023-02-15 13:44:32,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766967371] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:32,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:32,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:32,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50443427] [2023-02-15 13:44:32,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:32,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:32,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:32,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:32,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:32,779 INFO L87 Difference]: Start difference. First operand 1616 states and 2322 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-02-15 13:44:32,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:32,891 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2023-02-15 13:44:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:32,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 139 [2023-02-15 13:44:32,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:32,896 INFO L225 Difference]: With dead ends: 3324 [2023-02-15 13:44:32,896 INFO L226 Difference]: Without dead ends: 1716 [2023-02-15 13:44:32,898 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 [2023-02-15 13:44:32,898 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 155 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:32,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 151 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:32,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2023-02-15 13:44:32,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2023-02-15 13:44:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.429078014184397) internal successors, (2418), 1699 states have internal predecessors, (2418), 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) [2023-02-15 13:44:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2023-02-15 13:44:32,946 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2023-02-15 13:44:32,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:32,946 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2023-02-15 13:44:32,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2023-02-15 13:44:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2023-02-15 13:44:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-02-15 13:44:32,949 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:32,949 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:32,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-02-15 13:44:32,949 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:32,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:32,950 INFO L85 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2023-02-15 13:44:32,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:32,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886764040] [2023-02-15 13:44:32,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:32,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-02-15 13:44:33,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:33,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886764040] [2023-02-15 13:44:33,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886764040] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:33,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:33,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:33,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567143461] [2023-02-15 13:44:33,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:33,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:33,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:33,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:33,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:33,002 INFO L87 Difference]: Start difference. First operand 1700 states and 2418 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-02-15 13:44:33,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:33,124 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2023-02-15 13:44:33,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:33,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 140 [2023-02-15 13:44:33,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:33,129 INFO L225 Difference]: With dead ends: 3408 [2023-02-15 13:44:33,129 INFO L226 Difference]: Without dead ends: 1716 [2023-02-15 13:44:33,131 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 [2023-02-15 13:44:33,131 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 154 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:33,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 150 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:33,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2023-02-15 13:44:33,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2023-02-15 13:44:33,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.4125295508274232) internal successors, (2390), 1699 states have internal predecessors, (2390), 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) [2023-02-15 13:44:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2023-02-15 13:44:33,173 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2023-02-15 13:44:33,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:33,173 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2023-02-15 13:44:33,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-02-15 13:44:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2023-02-15 13:44:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-02-15 13:44:33,175 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:33,175 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:33,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-02-15 13:44:33,176 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:33,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:33,176 INFO L85 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2023-02-15 13:44:33,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:33,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410979448] [2023-02-15 13:44:33,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:33,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-02-15 13:44:33,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:33,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410979448] [2023-02-15 13:44:33,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410979448] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:33,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:33,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:33,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895321348] [2023-02-15 13:44:33,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:33,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:33,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:33,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:33,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:33,204 INFO L87 Difference]: Start difference. First operand 1700 states and 2390 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-02-15 13:44:33,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:33,249 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2023-02-15 13:44:33,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:33,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 155 [2023-02-15 13:44:33,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:33,265 INFO L225 Difference]: With dead ends: 3374 [2023-02-15 13:44:33,265 INFO L226 Difference]: Without dead ends: 1682 [2023-02-15 13:44:33,267 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 [2023-02-15 13:44:33,268 INFO L413 NwaCegarLoop]: 309 mSDtfsCounter, 174 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:33,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 491 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:33,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2023-02-15 13:44:33,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2023-02-15 13:44:33,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1670 states have (on average 1.4113772455089821) internal successors, (2357), 1677 states have internal predecessors, (2357), 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) [2023-02-15 13:44:33,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2023-02-15 13:44:33,311 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2023-02-15 13:44:33,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:33,312 INFO L495 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2023-02-15 13:44:33,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2023-02-15 13:44:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2023-02-15 13:44:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-02-15 13:44:33,314 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:33,314 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:33,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-02-15 13:44:33,315 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:33,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:33,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2023-02-15 13:44:33,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:33,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532574688] [2023-02-15 13:44:33,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:33,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:33,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:33,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532574688] [2023-02-15 13:44:33,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532574688] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:44:33,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034364532] [2023-02-15 13:44:33,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:33,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:33,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:33,417 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:33,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 13:44:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:33,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-15 13:44:33,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:33,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:44:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:33,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034364532] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:44:33,594 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:44:33,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2023-02-15 13:44:33,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756584724] [2023-02-15 13:44:33,594 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:44:33,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-15 13:44:33,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:33,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-15 13:44:33,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-15 13:44:33,595 INFO L87 Difference]: Start difference. First operand 1678 states and 2357 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2023-02-15 13:44:34,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:34,169 INFO L93 Difference]: Finished difference Result 6079 states and 8476 transitions. [2023-02-15 13:44:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 13:44:34,170 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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 155 [2023-02-15 13:44:34,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:34,176 INFO L225 Difference]: With dead ends: 6079 [2023-02-15 13:44:34,177 INFO L226 Difference]: Without dead ends: 4288 [2023-02-15 13:44:34,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2023-02-15 13:44:34,180 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 929 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 929 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:34,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [929 Valid, 487 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 13:44:34,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4288 states. [2023-02-15 13:44:34,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4288 to 1960. [2023-02-15 13:44:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1960 states, 1954 states have (on average 1.410951893551689) internal successors, (2757), 1959 states have internal predecessors, (2757), 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) [2023-02-15 13:44:34,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2757 transitions. [2023-02-15 13:44:34,333 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2757 transitions. Word has length 155 [2023-02-15 13:44:34,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:34,333 INFO L495 AbstractCegarLoop]: Abstraction has 1960 states and 2757 transitions. [2023-02-15 13:44:34,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2023-02-15 13:44:34,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2757 transitions. [2023-02-15 13:44:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-02-15 13:44:34,335 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:34,336 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:34,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:34,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-02-15 13:44:34,537 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:34,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:34,537 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2023-02-15 13:44:34,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:34,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196782153] [2023-02-15 13:44:34,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:34,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:34,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196782153] [2023-02-15 13:44:34,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196782153] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:44:34,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272834029] [2023-02-15 13:44:34,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:34,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:34,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:34,588 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:34,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-15 13:44:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:34,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-15 13:44:34,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:34,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:44:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-02-15 13:44:34,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272834029] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:44:34,785 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:44:34,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2023-02-15 13:44:34,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047149923] [2023-02-15 13:44:34,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:44:34,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-15 13:44:34,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:34,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-15 13:44:34,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-15 13:44:34,786 INFO L87 Difference]: Start difference. First operand 1960 states and 2757 transitions. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2023-02-15 13:44:35,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:35,329 INFO L93 Difference]: Finished difference Result 7426 states and 10291 transitions. [2023-02-15 13:44:35,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-15 13:44:35,329 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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 157 [2023-02-15 13:44:35,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:35,337 INFO L225 Difference]: With dead ends: 7426 [2023-02-15 13:44:35,337 INFO L226 Difference]: Without dead ends: 5474 [2023-02-15 13:44:35,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2023-02-15 13:44:35,339 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 564 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 653 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:35,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [564 Valid, 912 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 653 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 13:44:35,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5474 states. [2023-02-15 13:44:35,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5474 to 2726. [2023-02-15 13:44:35,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2720 states have (on average 1.3683823529411765) internal successors, (3722), 2725 states have internal predecessors, (3722), 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) [2023-02-15 13:44:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3722 transitions. [2023-02-15 13:44:35,437 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3722 transitions. Word has length 157 [2023-02-15 13:44:35,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:35,437 INFO L495 AbstractCegarLoop]: Abstraction has 2726 states and 3722 transitions. [2023-02-15 13:44:35,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2023-02-15 13:44:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3722 transitions. [2023-02-15 13:44:35,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-02-15 13:44:35,441 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:35,442 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:35,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:35,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-02-15 13:44:35,649 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:35,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:35,649 INFO L85 PathProgramCache]: Analyzing trace with hash 893108612, now seen corresponding path program 1 times [2023-02-15 13:44:35,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:35,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945760596] [2023-02-15 13:44:35,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:35,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-02-15 13:44:35,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:35,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945760596] [2023-02-15 13:44:35,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945760596] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:35,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:35,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:35,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337114230] [2023-02-15 13:44:35,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:35,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:35,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:35,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:35,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:35,695 INFO L87 Difference]: Start difference. First operand 2726 states and 3722 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2023-02-15 13:44:35,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:35,779 INFO L93 Difference]: Finished difference Result 4589 states and 6262 transitions. [2023-02-15 13:44:35,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:35,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 166 [2023-02-15 13:44:35,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:35,782 INFO L225 Difference]: With dead ends: 4589 [2023-02-15 13:44:35,782 INFO L226 Difference]: Without dead ends: 2458 [2023-02-15 13:44:35,784 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 [2023-02-15 13:44:35,784 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 92 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:35,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 453 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:35,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2458 states. [2023-02-15 13:44:35,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2458 to 2458. [2023-02-15 13:44:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2458 states, 2452 states have (on average 1.3650081566068515) internal successors, (3347), 2457 states have internal predecessors, (3347), 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) [2023-02-15 13:44:35,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2458 states and 3347 transitions. [2023-02-15 13:44:35,846 INFO L78 Accepts]: Start accepts. Automaton has 2458 states and 3347 transitions. Word has length 166 [2023-02-15 13:44:35,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:35,846 INFO L495 AbstractCegarLoop]: Abstraction has 2458 states and 3347 transitions. [2023-02-15 13:44:35,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2023-02-15 13:44:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 3347 transitions. [2023-02-15 13:44:35,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-02-15 13:44:35,849 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:35,849 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:35,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-02-15 13:44:35,849 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:35,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:35,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2023-02-15 13:44:35,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:35,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157824368] [2023-02-15 13:44:35,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:35,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-02-15 13:44:35,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:35,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157824368] [2023-02-15 13:44:35,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157824368] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:35,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:35,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:35,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878540505] [2023-02-15 13:44:35,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:35,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:35,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:35,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:35,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:35,885 INFO L87 Difference]: Start difference. First operand 2458 states and 3347 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2023-02-15 13:44:35,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:35,963 INFO L93 Difference]: Finished difference Result 5809 states and 7837 transitions. [2023-02-15 13:44:35,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:35,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 166 [2023-02-15 13:44:35,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:35,968 INFO L225 Difference]: With dead ends: 5809 [2023-02-15 13:44:35,969 INFO L226 Difference]: Without dead ends: 3359 [2023-02-15 13:44:35,971 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 [2023-02-15 13:44:35,971 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 65 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:35,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 466 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:44:35,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3359 states. [2023-02-15 13:44:36,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3359 to 3355. [2023-02-15 13:44:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 3349 states have (on average 1.3406987160346373) internal successors, (4490), 3354 states have internal predecessors, (4490), 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) [2023-02-15 13:44:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4490 transitions. [2023-02-15 13:44:36,112 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4490 transitions. Word has length 166 [2023-02-15 13:44:36,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:36,113 INFO L495 AbstractCegarLoop]: Abstraction has 3355 states and 4490 transitions. [2023-02-15 13:44:36,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2023-02-15 13:44:36,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4490 transitions. [2023-02-15 13:44:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-02-15 13:44:36,116 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:36,117 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:36,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-02-15 13:44:36,117 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:36,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:36,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1797856845, now seen corresponding path program 1 times [2023-02-15 13:44:36,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:36,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71750358] [2023-02-15 13:44:36,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:36,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:36,137 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:36,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2113499468] [2023-02-15 13:44:36,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:36,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:36,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:36,153 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:36,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-02-15 13:44:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:36,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 13:44:36,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-02-15 13:44:36,352 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:36,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:36,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71750358] [2023-02-15 13:44:36,352 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:36,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113499468] [2023-02-15 13:44:36,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113499468] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:36,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:36,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:36,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728922082] [2023-02-15 13:44:36,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:36,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 13:44:36,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:36,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 13:44:36,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-15 13:44:36,353 INFO L87 Difference]: Start difference. First operand 3355 states and 4490 transitions. Second operand has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2023-02-15 13:44:36,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:36,656 INFO L93 Difference]: Finished difference Result 5058 states and 6648 transitions. [2023-02-15 13:44:36,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 13:44:36,657 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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 188 [2023-02-15 13:44:36,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:36,663 INFO L225 Difference]: With dead ends: 5058 [2023-02-15 13:44:36,663 INFO L226 Difference]: Without dead ends: 4241 [2023-02-15 13:44:36,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-15 13:44:36,665 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 131 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:36,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 520 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:44:36,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states. [2023-02-15 13:44:36,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 4061. [2023-02-15 13:44:36,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 4055 states have (on average 1.3272503082614058) internal successors, (5382), 4060 states have internal predecessors, (5382), 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) [2023-02-15 13:44:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 5382 transitions. [2023-02-15 13:44:36,839 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 5382 transitions. Word has length 188 [2023-02-15 13:44:36,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:36,840 INFO L495 AbstractCegarLoop]: Abstraction has 4061 states and 5382 transitions. [2023-02-15 13:44:36,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 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) [2023-02-15 13:44:36,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 5382 transitions. [2023-02-15 13:44:36,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-02-15 13:44:36,843 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:36,844 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:36,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-02-15 13:44:37,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:37,049 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:37,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:37,049 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2023-02-15 13:44:37,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:37,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199854882] [2023-02-15 13:44:37,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:37,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:37,063 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:37,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1352302222] [2023-02-15 13:44:37,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:37,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:37,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:37,089 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:37,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-02-15 13:44:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:37,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-15 13:44:37,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-02-15 13:44:37,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:37,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:37,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199854882] [2023-02-15 13:44:37,339 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:37,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352302222] [2023-02-15 13:44:37,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352302222] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:37,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:37,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:37,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353550095] [2023-02-15 13:44:37,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:37,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 13:44:37,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:37,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 13:44:37,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-15 13:44:37,340 INFO L87 Difference]: Start difference. First operand 4061 states and 5382 transitions. Second operand has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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) [2023-02-15 13:44:37,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:37,660 INFO L93 Difference]: Finished difference Result 8685 states and 11537 transitions. [2023-02-15 13:44:37,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 13:44:37,661 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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 189 [2023-02-15 13:44:37,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:37,667 INFO L225 Difference]: With dead ends: 8685 [2023-02-15 13:44:37,667 INFO L226 Difference]: Without dead ends: 5521 [2023-02-15 13:44:37,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-15 13:44:37,672 INFO L413 NwaCegarLoop]: 367 mSDtfsCounter, 180 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:37,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 622 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:44:37,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5521 states. [2023-02-15 13:44:37,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5521 to 5506. [2023-02-15 13:44:37,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5506 states, 5501 states have (on average 1.327031448827486) internal successors, (7300), 5505 states have internal predecessors, (7300), 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) [2023-02-15 13:44:37,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5506 states to 5506 states and 7300 transitions. [2023-02-15 13:44:37,817 INFO L78 Accepts]: Start accepts. Automaton has 5506 states and 7300 transitions. Word has length 189 [2023-02-15 13:44:37,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:37,818 INFO L495 AbstractCegarLoop]: Abstraction has 5506 states and 7300 transitions. [2023-02-15 13:44:37,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.666666666666664) internal successors, (107), 4 states have internal predecessors, (107), 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) [2023-02-15 13:44:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 5506 states and 7300 transitions. [2023-02-15 13:44:37,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-02-15 13:44:37,821 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:37,822 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:37,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:38,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2023-02-15 13:44:38,027 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:38,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:38,027 INFO L85 PathProgramCache]: Analyzing trace with hash -104099855, now seen corresponding path program 1 times [2023-02-15 13:44:38,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:38,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919454083] [2023-02-15 13:44:38,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:38,040 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:38,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1195657322] [2023-02-15 13:44:38,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:38,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:38,042 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:38,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-02-15 13:44:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:38,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-15 13:44:38,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-02-15 13:44:38,173 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:44:38,244 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-02-15 13:44:38,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:38,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919454083] [2023-02-15 13:44:38,244 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:38,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195657322] [2023-02-15 13:44:38,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195657322] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:44:38,244 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-15 13:44:38,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2023-02-15 13:44:38,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250893277] [2023-02-15 13:44:38,245 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-15 13:44:38,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 13:44:38,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:38,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 13:44:38,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 13:44:38,246 INFO L87 Difference]: Start difference. First operand 5506 states and 7300 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2023-02-15 13:44:38,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:38,598 INFO L93 Difference]: Finished difference Result 12454 states and 16446 transitions. [2023-02-15 13:44:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 13:44:38,598 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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 189 [2023-02-15 13:44:38,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:38,606 INFO L225 Difference]: With dead ends: 12454 [2023-02-15 13:44:38,606 INFO L226 Difference]: Without dead ends: 6911 [2023-02-15 13:44:38,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 13:44:38,611 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 316 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:38,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 367 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:44:38,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6911 states. [2023-02-15 13:44:38,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6911 to 5310. [2023-02-15 13:44:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5310 states, 5305 states have (on average 1.323468426013195) internal successors, (7021), 5309 states have internal predecessors, (7021), 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) [2023-02-15 13:44:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5310 states to 5310 states and 7021 transitions. [2023-02-15 13:44:38,821 INFO L78 Accepts]: Start accepts. Automaton has 5310 states and 7021 transitions. Word has length 189 [2023-02-15 13:44:38,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:38,821 INFO L495 AbstractCegarLoop]: Abstraction has 5310 states and 7021 transitions. [2023-02-15 13:44:38,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2023-02-15 13:44:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 5310 states and 7021 transitions. [2023-02-15 13:44:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-02-15 13:44:38,825 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:38,825 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:38,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:39,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:39,030 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:39,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:39,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2023-02-15 13:44:39,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:39,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830494212] [2023-02-15 13:44:39,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:39,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:39,044 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:39,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1154481246] [2023-02-15 13:44:39,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:39,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:39,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:39,045 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:39,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-02-15 13:44:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:39,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-15 13:44:39,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-02-15 13:44:39,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:39,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:39,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830494212] [2023-02-15 13:44:39,345 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:39,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154481246] [2023-02-15 13:44:39,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154481246] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:39,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:39,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 13:44:39,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772494729] [2023-02-15 13:44:39,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:39,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 13:44:39,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:39,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 13:44:39,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-02-15 13:44:39,347 INFO L87 Difference]: Start difference. First operand 5310 states and 7021 transitions. Second operand has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2023-02-15 13:44:39,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:39,607 INFO L93 Difference]: Finished difference Result 5823 states and 7642 transitions. [2023-02-15 13:44:39,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 13:44:39,607 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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 190 [2023-02-15 13:44:39,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:39,614 INFO L225 Difference]: With dead ends: 5823 [2023-02-15 13:44:39,614 INFO L226 Difference]: Without dead ends: 5822 [2023-02-15 13:44:39,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-02-15 13:44:39,616 INFO L413 NwaCegarLoop]: 281 mSDtfsCounter, 263 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:39,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 647 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:39,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5822 states. [2023-02-15 13:44:39,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5822 to 5314. [2023-02-15 13:44:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5314 states, 5309 states have (on average 1.3232247127519308) internal successors, (7025), 5313 states have internal predecessors, (7025), 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) [2023-02-15 13:44:39,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5314 states to 5314 states and 7025 transitions. [2023-02-15 13:44:39,795 INFO L78 Accepts]: Start accepts. Automaton has 5314 states and 7025 transitions. Word has length 190 [2023-02-15 13:44:39,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:39,795 INFO L495 AbstractCegarLoop]: Abstraction has 5314 states and 7025 transitions. [2023-02-15 13:44:39,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2023-02-15 13:44:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 7025 transitions. [2023-02-15 13:44:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-02-15 13:44:39,799 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:39,799 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:39,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:40,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2023-02-15 13:44:40,005 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:40,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:40,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1835348250, now seen corresponding path program 1 times [2023-02-15 13:44:40,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:40,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308785885] [2023-02-15 13:44:40,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:40,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:40,014 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:40,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [90341508] [2023-02-15 13:44:40,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:40,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:40,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:40,016 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:40,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-02-15 13:44:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:40,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:40,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-02-15 13:44:40,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:40,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:40,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308785885] [2023-02-15 13:44:40,115 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:40,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90341508] [2023-02-15 13:44:40,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90341508] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:40,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:40,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:40,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074635025] [2023-02-15 13:44:40,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:40,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:40,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:40,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:40,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:40,117 INFO L87 Difference]: Start difference. First operand 5314 states and 7025 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2023-02-15 13:44:40,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:40,324 INFO L93 Difference]: Finished difference Result 11236 states and 14833 transitions. [2023-02-15 13:44:40,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:40,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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 198 [2023-02-15 13:44:40,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:40,331 INFO L225 Difference]: With dead ends: 11236 [2023-02-15 13:44:40,331 INFO L226 Difference]: Without dead ends: 5078 [2023-02-15 13:44:40,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:40,336 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 39 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:40,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 273 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:40,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5078 states. [2023-02-15 13:44:40,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5078 to 5055. [2023-02-15 13:44:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5055 states, 5050 states have (on average 1.2958415841584159) internal successors, (6544), 5054 states have internal predecessors, (6544), 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) [2023-02-15 13:44:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 5055 states and 6544 transitions. [2023-02-15 13:44:40,504 INFO L78 Accepts]: Start accepts. Automaton has 5055 states and 6544 transitions. Word has length 198 [2023-02-15 13:44:40,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:40,504 INFO L495 AbstractCegarLoop]: Abstraction has 5055 states and 6544 transitions. [2023-02-15 13:44:40,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2023-02-15 13:44:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 6544 transitions. [2023-02-15 13:44:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-02-15 13:44:40,507 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:40,507 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:40,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:40,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2023-02-15 13:44:40,712 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:40,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:40,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2023-02-15 13:44:40,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:40,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502983232] [2023-02-15 13:44:40,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:40,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2023-02-15 13:44:40,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:40,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502983232] [2023-02-15 13:44:40,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502983232] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:40,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:40,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:40,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678905172] [2023-02-15 13:44:40,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:40,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:40,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:40,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:40,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:40,770 INFO L87 Difference]: Start difference. First operand 5055 states and 6544 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2023-02-15 13:44:40,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:40,952 INFO L93 Difference]: Finished difference Result 9523 states and 12307 transitions. [2023-02-15 13:44:40,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:40,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 198 [2023-02-15 13:44:40,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:40,959 INFO L225 Difference]: With dead ends: 9523 [2023-02-15 13:44:40,959 INFO L226 Difference]: Without dead ends: 4272 [2023-02-15 13:44:40,963 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 [2023-02-15 13:44:40,963 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 129 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:40,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 144 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:40,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4272 states. [2023-02-15 13:44:41,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4272 to 4218. [2023-02-15 13:44:41,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4218 states, 4213 states have (on average 1.2862568241158319) internal successors, (5419), 4217 states have internal predecessors, (5419), 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) [2023-02-15 13:44:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 4218 states and 5419 transitions. [2023-02-15 13:44:41,080 INFO L78 Accepts]: Start accepts. Automaton has 4218 states and 5419 transitions. Word has length 198 [2023-02-15 13:44:41,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:41,080 INFO L495 AbstractCegarLoop]: Abstraction has 4218 states and 5419 transitions. [2023-02-15 13:44:41,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2023-02-15 13:44:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4218 states and 5419 transitions. [2023-02-15 13:44:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-02-15 13:44:41,083 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:41,083 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:41,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2023-02-15 13:44:41,083 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:41,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:41,084 INFO L85 PathProgramCache]: Analyzing trace with hash 993718850, now seen corresponding path program 1 times [2023-02-15 13:44:41,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:41,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502179549] [2023-02-15 13:44:41,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:41,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:41,094 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 13:44:41,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [515888707] [2023-02-15 13:44:41,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:41,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:41,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:41,109 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:41,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-02-15 13:44:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:41,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:41,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:41,259 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2023-02-15 13:44:41,260 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:41,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:41,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502179549] [2023-02-15 13:44:41,260 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-15 13:44:41,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515888707] [2023-02-15 13:44:41,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515888707] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:41,260 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:41,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:41,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683050145] [2023-02-15 13:44:41,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:41,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:41,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:41,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:41,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:41,263 INFO L87 Difference]: Start difference. First operand 4218 states and 5419 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2023-02-15 13:44:41,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:41,526 INFO L93 Difference]: Finished difference Result 8542 states and 10985 transitions. [2023-02-15 13:44:41,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:41,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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 256 [2023-02-15 13:44:41,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:41,549 INFO L225 Difference]: With dead ends: 8542 [2023-02-15 13:44:41,549 INFO L226 Difference]: Without dead ends: 4347 [2023-02-15 13:44:41,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:41,569 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 111 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:41,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 193 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:41,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4347 states. [2023-02-15 13:44:41,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4347 to 4313. [2023-02-15 13:44:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4313 states, 4308 states have (on average 1.262070566388115) internal successors, (5437), 4312 states have internal predecessors, (5437), 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) [2023-02-15 13:44:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 4313 states and 5437 transitions. [2023-02-15 13:44:41,730 INFO L78 Accepts]: Start accepts. Automaton has 4313 states and 5437 transitions. Word has length 256 [2023-02-15 13:44:41,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:41,731 INFO L495 AbstractCegarLoop]: Abstraction has 4313 states and 5437 transitions. [2023-02-15 13:44:41,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2023-02-15 13:44:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 5437 transitions. [2023-02-15 13:44:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-02-15 13:44:41,734 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:41,734 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:41,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:41,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2023-02-15 13:44:41,939 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:41,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:41,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1280920199, now seen corresponding path program 1 times [2023-02-15 13:44:41,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:41,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515794621] [2023-02-15 13:44:41,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:41,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:41,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:41,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515794621] [2023-02-15 13:44:41,958 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-02-15 13:44:41,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900505720] [2023-02-15 13:44:41,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:41,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:41,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:41,959 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:41,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-02-15 13:44:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:42,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-15 13:44:42,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2023-02-15 13:44:42,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:44:42,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900505720] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:42,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:42,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:42,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351448242] [2023-02-15 13:44:42,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:42,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:42,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:42,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:42,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:42,075 INFO L87 Difference]: Start difference. First operand 4313 states and 5437 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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) [2023-02-15 13:44:42,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:42,265 INFO L93 Difference]: Finished difference Result 7949 states and 10034 transitions. [2023-02-15 13:44:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:42,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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 258 [2023-02-15 13:44:42,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:42,268 INFO L225 Difference]: With dead ends: 7949 [2023-02-15 13:44:42,269 INFO L226 Difference]: Without dead ends: 2962 [2023-02-15 13:44:42,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:42,272 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 22 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:42,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 267 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:42,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2962 states. [2023-02-15 13:44:42,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2962 to 2408. [2023-02-15 13:44:42,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2408 states, 2403 states have (on average 1.2555139409071994) internal successors, (3017), 2407 states have internal predecessors, (3017), 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) [2023-02-15 13:44:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2408 states and 3017 transitions. [2023-02-15 13:44:42,356 INFO L78 Accepts]: Start accepts. Automaton has 2408 states and 3017 transitions. Word has length 258 [2023-02-15 13:44:42,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:42,356 INFO L495 AbstractCegarLoop]: Abstraction has 2408 states and 3017 transitions. [2023-02-15 13:44:42,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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) [2023-02-15 13:44:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 3017 transitions. [2023-02-15 13:44:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-02-15 13:44:42,358 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:42,359 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:42,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:42,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-02-15 13:44:42,564 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:42,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:42,564 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2023-02-15 13:44:42,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:42,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933143659] [2023-02-15 13:44:42,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:42,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2023-02-15 13:44:42,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:42,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933143659] [2023-02-15 13:44:42,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933143659] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:42,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:42,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:42,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605993968] [2023-02-15 13:44:42,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:42,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:42,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:42,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:42,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:42,661 INFO L87 Difference]: Start difference. First operand 2408 states and 3017 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2023-02-15 13:44:42,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:42,874 INFO L93 Difference]: Finished difference Result 5045 states and 6306 transitions. [2023-02-15 13:44:42,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:42,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 336 [2023-02-15 13:44:42,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:42,877 INFO L225 Difference]: With dead ends: 5045 [2023-02-15 13:44:42,877 INFO L226 Difference]: Without dead ends: 2660 [2023-02-15 13:44:42,879 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 [2023-02-15 13:44:42,879 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:42,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 295 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:42,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2660 states. [2023-02-15 13:44:42,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2660 to 2646. [2023-02-15 13:44:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2646 states, 2641 states have (on average 1.245740249905339) internal successors, (3290), 2645 states have internal predecessors, (3290), 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) [2023-02-15 13:44:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2646 states and 3290 transitions. [2023-02-15 13:44:42,966 INFO L78 Accepts]: Start accepts. Automaton has 2646 states and 3290 transitions. Word has length 336 [2023-02-15 13:44:42,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:42,967 INFO L495 AbstractCegarLoop]: Abstraction has 2646 states and 3290 transitions. [2023-02-15 13:44:42,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2023-02-15 13:44:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3290 transitions. [2023-02-15 13:44:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2023-02-15 13:44:42,969 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:42,969 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:42,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2023-02-15 13:44:42,969 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:42,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:42,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2023-02-15 13:44:42,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:42,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165611945] [2023-02-15 13:44:42,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:42,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-02-15 13:44:43,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:43,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165611945] [2023-02-15 13:44:43,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165611945] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:44:43,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:44:43,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 13:44:43,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424352191] [2023-02-15 13:44:43,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:44:43,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:44:43,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:43,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:44:43,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:44:43,019 INFO L87 Difference]: Start difference. First operand 2646 states and 3290 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2023-02-15 13:44:43,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:43,146 INFO L93 Difference]: Finished difference Result 5503 states and 6843 transitions. [2023-02-15 13:44:43,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:44:43,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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 367 [2023-02-15 13:44:43,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:43,150 INFO L225 Difference]: With dead ends: 5503 [2023-02-15 13:44:43,150 INFO L226 Difference]: Without dead ends: 2880 [2023-02-15 13:44:43,151 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 [2023-02-15 13:44:43,151 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:43,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 295 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:43,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2880 states. [2023-02-15 13:44:43,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2880 to 2866. [2023-02-15 13:44:43,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2861 states have (on average 1.2373296050332052) internal successors, (3540), 2865 states have internal predecessors, (3540), 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) [2023-02-15 13:44:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 3540 transitions. [2023-02-15 13:44:43,214 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 3540 transitions. Word has length 367 [2023-02-15 13:44:43,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:43,215 INFO L495 AbstractCegarLoop]: Abstraction has 2866 states and 3540 transitions. [2023-02-15 13:44:43,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2023-02-15 13:44:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3540 transitions. [2023-02-15 13:44:43,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-02-15 13:44:43,216 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:44:43,217 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:43,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2023-02-15 13:44:43,217 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-15 13:44:43,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:44:43,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2023-02-15 13:44:43,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:44:43,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560907462] [2023-02-15 13:44:43,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:43,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:44:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2023-02-15 13:44:43,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:44:43,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560907462] [2023-02-15 13:44:43,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560907462] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:44:43,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272803180] [2023-02-15 13:44:43,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:44:43,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:43,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:44:43,364 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 13:44:43,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-02-15 13:44:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:44:43,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-15 13:44:43,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:44:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2023-02-15 13:44:43,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:44:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2023-02-15 13:44:43,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [272803180] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:44:43,568 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:44:43,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2023-02-15 13:44:43,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039512757] [2023-02-15 13:44:43,568 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:44:43,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-02-15 13:44:43,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:44:43,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-15 13:44:43,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-02-15 13:44:43,569 INFO L87 Difference]: Start difference. First operand 2866 states and 3540 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2023-02-15 13:44:43,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:44:43,688 INFO L93 Difference]: Finished difference Result 3910 states and 4826 transitions. [2023-02-15 13:44:43,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 13:44:43,689 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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 400 [2023-02-15 13:44:43,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:44:43,689 INFO L225 Difference]: With dead ends: 3910 [2023-02-15 13:44:43,689 INFO L226 Difference]: Without dead ends: 0 [2023-02-15 13:44:43,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-02-15 13:44:43,691 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 101 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:44:43,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 593 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:44:43,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-15 13:44:43,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-15 13:44:43,693 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) [2023-02-15 13:44:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-15 13:44:43,693 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2023-02-15 13:44:43,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:44:43,693 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-15 13:44:43,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2023-02-15 13:44:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-15 13:44:43,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-15 13:44:43,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-02-15 13:44:43,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-02-15 13:44:43,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-02-15 13:44:43,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-02-15 13:44:43,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:44:43,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 568) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8593#1(lines 184 610) the Hoare annotation is: (let ((.cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse2 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse2) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse1 .cse2))) [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2023-02-15 13:44:55,945 INFO L899 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8529#1(lines 157 619) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 604) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 615) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 626) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8497#1(lines 145 623) the Hoare annotation is: (let ((.cse13 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse14 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse6 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse15 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse11 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse13 .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse14 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse13 .cse0 .cse1 .cse2 .cse3 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse14 .cse4 .cse5 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse6 .cse7 .cse15 .cse8 .cse9 .cse10 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse11 .cse12))) [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L902 garLoopResultBuilder]: At program point L666(lines 74 683) the Hoare annotation is: true [2023-02-15 13:44:55,946 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8482#1(lines 133 627) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 603) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 614) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 625) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 663) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2023-02-15 13:44:55,946 INFO L899 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L239-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 660) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L570-2(lines 570 574) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L537-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 646) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L670-2(lines 670 674) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L637-2(lines 636 658) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L895 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2023-02-15 13:44:55,947 INFO L899 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 602) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 613) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 624) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 109 665) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse20 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse21 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse22 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse23 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse28 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse29 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse25 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse24 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse26 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse27 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse9 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse30 (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse16 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse17 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse10 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse18 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse2 .cse10 .cse11 .cse4 .cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse13) (and .cse14 .cse15 .cse2 .cse3 .cse16 .cse17 .cse4 .cse18) (and .cse19 .cse20 .cse1 .cse21 .cse22 .cse23) (and .cse19 .cse20 .cse14 .cse15 .cse24 .cse22 .cse25 .cse18 .cse26) (and .cse19 .cse20 .cse22 .cse25 .cse23) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse19 .cse16 .cse17 .cse22) (and .cse2 .cse3 .cse27 .cse4 .cse25) (and .cse0 .cse15 .cse2 .cse3 .cse4) (and .cse1 .cse28 .cse29 .cse13 .cse26) (and .cse19 .cse20 .cse21 .cse15 .cse16 .cse22 .cse18 .cse23) (and .cse1 .cse2 .cse3 .cse28 .cse4 .cse29) (and .cse5 .cse6 .cse7 .cse8 .cse1 .cse9 .cse30 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse2 .cse3 .cse4 .cse25 .cse18) (and .cse5 .cse1 .cse24 .cse26) (and .cse14 .cse15 .cse24 .cse16 .cse17 .cse18 .cse26) (and .cse2 .cse3 .cse16 .cse17 .cse27 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse14 .cse15 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse30 .cse16 .cse17 .cse10 .cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) .cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) .cse18 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse13))) [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 685 696) the Hoare annotation is: true [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8481#1(lines 127 629) the Hoare annotation is: false [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 601) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 612) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 623) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 634) no Hoare annotation was computed. [2023-02-15 13:44:55,948 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L511(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L511-1(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L511-2(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L511-3(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 600) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 611) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 622) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 633) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8657#1(lines 202 604) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse2 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse3) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse1 .cse2 .cse3))) [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 590) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 580 590) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 610) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 621) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 632) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2023-02-15 13:44:55,949 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L902 garLoopResultBuilder]: At program point L681(lines 74 683) the Hoare annotation is: true [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 554) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 609) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 620) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 631) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_3#1(lines 214 600) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point $Ultimate##173(lines 449 461) the Hoare annotation is: (let ((.cse6 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse3 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse0 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse4 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse5 .cse8 .cse9) (and .cse0 .cse6 .cse7 .cse1 .cse2 .cse3 .cse5 .cse9) (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse0 .cse1 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 .cse4 .cse5 .cse8))) [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_default#1(lines 217 599) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point L222(lines 115 633) the Hoare annotation is: false [2023-02-15 13:44:55,950 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8577#1(lines 178 612) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse1 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse1) (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse0 .cse1))) [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 608) no Hoare annotation was computed. [2023-02-15 13:44:55,950 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 619) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 630) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8641#1(lines 196 606) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse7 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse6 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6))) [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_ERROR#1(lines 74 683) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2023-02-15 13:44:55,951 INFO L902 garLoopResultBuilder]: At program point ssl3_accept_returnLabel#1(lines 19 684) the Hoare annotation is: true [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L895 garLoopResultBuilder]: At program point $Ultimate##127(lines 335 344) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 74 683) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 607) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 618) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 629) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8673#1(lines 208 602) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1))) [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,951 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8609#1(lines 190 608) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse1 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse1) (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse0 .cse1))) [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point $Ultimate##155(lines 397 434) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8466#1(lines 136 626) the Hoare annotation is: (let ((.cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse0 .cse1 .cse2 .cse3 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) .cse4 .cse5 .cse6 .cse7 .cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse4 .cse5 .cse6 .cse14 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse5 .cse6 .cse14 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse7 .cse8 .cse9 .cse10 .cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse12 .cse13))) [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_12292#1(lines 112 634) the Hoare annotation is: false [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point $Ultimate##163(lines 408 428) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 606) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 617) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 628) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-15 13:44:55,952 INFO L895 garLoopResultBuilder]: At program point $Ultimate##219(lines 635 663) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse13 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse19 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse20 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse16 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse22 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse17 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse18 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse23 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse24 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse25 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse26 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse27 (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse8 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse28 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse29 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse30 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse21 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse2 .cse3 .cse7 .cse8 .cse4 .cse9) (and .cse10 .cse11 .cse1 .cse12 .cse13 .cse14) (and .cse10 .cse11 .cse5 .cse6 .cse15 .cse13 .cse16 .cse9 .cse17) (and .cse10 .cse11 .cse13 .cse16 .cse14) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse10 .cse7 .cse8 .cse13) (and .cse2 .cse3 .cse18 .cse4 .cse16) (and .cse0 .cse6 .cse2 .cse3 .cse4) (and .cse1 .cse19 .cse20 .cse21 .cse17) (and .cse10 .cse11 .cse12 .cse6 .cse7 .cse13 .cse9 .cse14) (and .cse1 .cse2 .cse3 .cse19 .cse4 .cse20) (and .cse22 .cse23 .cse24 .cse25 .cse1 .cse26 .cse27 .cse28 .cse29 .cse30 .cse21) (and .cse5 .cse6 .cse2 .cse3 .cse4 .cse16 .cse9) (and .cse22 .cse1 .cse15 .cse17) (and .cse5 .cse6 .cse15 .cse7 .cse8 .cse9 .cse17) (and .cse2 .cse3 .cse7 .cse8 .cse18 .cse4) (and .cse23 .cse24 .cse25 .cse26 .cse5 .cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse27 .cse7 .cse8 .cse28 .cse29 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) .cse30 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) .cse9 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse21))) [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L895 garLoopResultBuilder]: At program point ssl3_accept_switch_1_8561#1(lines 169 615) the Hoare annotation is: (and (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 605) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 616) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 627) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 535) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2023-02-15 13:44:55,953 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 219 596) no Hoare annotation was computed. [2023-02-15 13:44:55,955 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:44:55,973 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-15 13:44:56,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 01:44:56 BoogieIcfgContainer [2023-02-15 13:44:56,028 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-15 13:44:56,029 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 13:44:56,029 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 13:44:56,029 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 13:44:56,030 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:44:26" (3/4) ... [2023-02-15 13:44:56,032 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-15 13:44:56,049 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-02-15 13:44:56,050 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-02-15 13:44:56,050 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-02-15 13:44:56,051 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-15 13:44:56,119 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-15 13:44:56,119 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 13:44:56,120 INFO L158 Benchmark]: Toolchain (without parser) took 30766.17ms. Allocated memory was 169.9MB in the beginning and 1.1GB in the end (delta: 880.8MB). Free memory was 121.2MB in the beginning and 428.9MB in the end (delta: -307.7MB). Peak memory consumption was 574.3MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,121 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 141.2MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.11ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 105.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.12ms. Allocated memory is still 169.9MB. Free memory was 105.6MB in the beginning and 102.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: Boogie Preprocessor took 26.58ms. Allocated memory is still 169.9MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: RCFGBuilder took 705.65ms. Allocated memory was 169.9MB in the beginning and 209.7MB in the end (delta: 39.8MB). Free memory was 100.2MB in the beginning and 164.5MB in the end (delta: -64.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: TraceAbstraction took 29659.53ms. Allocated memory was 209.7MB in the beginning and 1.1GB in the end (delta: 841.0MB). Free memory was 164.5MB in the beginning and 437.3MB in the end (delta: -272.7MB). Peak memory consumption was 623.8MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,122 INFO L158 Benchmark]: Witness Printer took 90.30ms. Allocated memory is still 1.1GB. Free memory was 437.3MB in the beginning and 428.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 13:44:56,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 141.2MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.11ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 105.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.12ms. Allocated memory is still 169.9MB. Free memory was 105.6MB in the beginning and 102.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.58ms. Allocated memory is still 169.9MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 705.65ms. Allocated memory was 169.9MB in the beginning and 209.7MB in the end (delta: 39.8MB). Free memory was 100.2MB in the beginning and 164.5MB in the end (delta: -64.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * TraceAbstraction took 29659.53ms. Allocated memory was 209.7MB in the beginning and 1.1GB in the end (delta: 841.0MB). Free memory was 164.5MB in the beginning and 437.3MB in the end (delta: -272.7MB). Peak memory consumption was 623.8MB. Max. memory is 16.1GB. * Witness Printer took 90.30ms. Allocated memory is still 1.1GB. Free memory was 437.3MB in the beginning and 428.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: 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, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 29.5s, OverallIterations: 42, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7015 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7015 mSDsluCounter, 11882 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4304 mSDsCounter, 1257 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4848 IncrementalHoareTripleChecker+Invalid, 6105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1257 mSolverCounterUnsat, 7578 mSDtfsCounter, 4848 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3469 GetRequests, 3399 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5506occurred in iteration=33, InterpolantAutomatonStates: 145, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 42 MinimizatonAttempts, 8439 StatesRemovedByMinimization, 38 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 265 NumberOfFragments, 2229 HoareAnnotationTreeSize, 29 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 29 FomulaSimplificationsInter, 538947 FormulaSimplificationTreeSizeReductionInter, 12.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 6514 NumberOfCodeBlocks, 6514 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 7108 ConstructedInterpolants, 0 QuantifiedInterpolants, 11351 SizeOfPredicates, 15 NumberOfNonLiveVariables, 4795 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 49 InterpolantComputations, 38 PerfectInterpolantSequences, 14762/14871 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 8 specifications checked. All of them hold - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8192 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && blastFlag <= 3) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && blastFlag <= 3) && !(0 == s__hit)) && 8576 <= s__state) || (((!(8576 == s__state) && blastFlag <= 2) && s__state <= 8640) && 8576 <= s__state) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((((((!(8576 == s__state) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && blastFlag <= 3) && !(0 == s__hit)) && 8576 <= s__state) || (((!(8576 == s__state) && blastFlag <= 2) && s__state <= 8640) && 8576 <= s__state) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576)) || ((((((((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && blastFlag <= 3) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && blastFlag <= 3) && !(0 == s__hit)) && 8576 <= s__state) || ((blastFlag <= 2 && s__state <= 8640) && 8576 <= s__state) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((8672 <= s__state && !(12292 <= s__state)) && blastFlag <= 1) || (((8672 <= s__state && blastFlag <= 3) && 3 <= blastFlag) && !(12292 <= s__state)) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8448 == s__state) && blastFlag <= 2) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195)) || (((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && 8656 <= s__state)) || ((((((((!(8673 == s__state) && !(s__state == 8657)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && !(12292 <= s__state)) && blastFlag <= 1) && !(0 == s__hit)) && 8576 <= s__state)) || ((((!(8673 == s__state) && !(s__state == 8657)) && !(12292 <= s__state)) && blastFlag <= 1) && 8656 <= s__state)) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(12292 <= s__state))) || ((((!(8192 == s__state) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || ((((!(8448 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((blastFlag <= 2 && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((((!(8673 == s__state) && !(s__state == 8657)) && !(s__state == 8672)) && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && !(12292 <= s__state)) && !(0 == s__hit)) && 8656 <= s__state)) || (((((blastFlag <= 2 && !(8192 == s__state)) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8529)) && s__state <= 8576)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((!(8576 == s__state) && blastFlag <= 2) && s__state <= 8640) && 8576 <= s__state)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && blastFlag <= 3) && 3 <= blastFlag) && !(0 == s__hit)) && 8576 <= s__state)) || (((((!(8192 == s__state) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((((((((((((((!(s__state == 8561) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && !(8544 == s__state)) && 8466 <= s__state) && blastFlag <= 3) && 3 <= blastFlag) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && !(s__state == 8656)) && 8576 <= s__state) || ((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && s__state == 8640) && !(0 == s__hit))) || (((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && !(s__state == 8656)) && !(0 == s__hit)) && 8576 <= s__state) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || ((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && s__state <= 8576 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((!(8673 == s__state) && !(s__state == 8672)) && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && !(12292 <= s__state)) && !(0 == s__hit)) && 8656 <= s__state) || ((((!(8673 == s__state) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && 8656 <= s__state) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: ((((((((!(s__state <= 8192) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) || ((((((!(s__state <= 8192) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((((((!(s__state <= 8192) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((blastFlag <= 2 && !(s__state <= 8192)) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((!(s__state <= 8192) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && blastFlag <= 2) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8192 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8529)) && blastFlag == 0) && s__state <= 8576)) || (((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && !(0 == s__hit))) || (((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && 8656 <= s__state)) || ((((((((!(8673 == s__state) && !(s__state == 8657)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && !(12292 <= s__state)) && blastFlag <= 1) && !(0 == s__hit)) && 8576 <= s__state)) || ((((!(8673 == s__state) && !(s__state == 8657)) && !(12292 <= s__state)) && blastFlag <= 1) && 8656 <= s__state)) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(12292 <= s__state))) || ((((!(8192 == s__state) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || ((((!(8448 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((blastFlag <= 2 && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((((!(8673 == s__state) && !(s__state == 8657)) && !(s__state == 8672)) && s__s3__tmp__next_state___0 <= 8640) && blastFlag <= 3) && !(12292 <= s__state)) && !(0 == s__hit)) && 8656 <= s__state)) || (((((blastFlag <= 2 && !(8192 == s__state)) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8529)) && s__state <= 8576)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit))) || (((!(8576 == s__state) && blastFlag <= 2) && s__state <= 8640) && 8576 <= s__state)) || ((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && blastFlag <= 3) && 3 <= blastFlag) && !(0 == s__hit)) && 8576 <= s__state)) || (((((!(8192 == s__state) && s__state <= 8448) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((((((((((((((!(s__state == 8561) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640) && !(8544 == s__state)) && 8466 <= s__state) && blastFlag <= 3) && 3 <= blastFlag) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && 8466 <= s__state) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 8466 <= s__state) && !(s__state == 8480)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state <= 8576 RESULT: Ultimate proved your program to be correct! [2023-02-15 13:44:56,151 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