./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 20ed64ec 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 2cf89e99ec222c802fb7936bfc1d20c1ff03ad59 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 11:26:40,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:26:40,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:26:40,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:26:40,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:26:40,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:26:40,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:26:40,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:26:40,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:26:40,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:26:40,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:26:40,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:26:40,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:26:40,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:26:40,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:26:40,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:26:40,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:26:40,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:26:40,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:26:40,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:26:40,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:26:40,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:26:40,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:26:40,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:26:40,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:26:40,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:26:40,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:26:40,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:26:40,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:26:40,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:26:40,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:26:40,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:26:40,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:26:40,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:26:40,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:26:40,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:26:40,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:26:40,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:26:40,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:26:40,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:26:40,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:26:40,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-08-27 11:26:40,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:26:40,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:26:40,489 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:26:40,489 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:26:40,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:26:40,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:26:40,491 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:26:40,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:26:40,491 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 11:26:40,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:26:40,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:26:40,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 11:26:40,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:26:40,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:26:40,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:26:40,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:26:40,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:26:40,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:26:40,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:26:40,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:26:40,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:26:40,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:26:40,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:26:40,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:26:40,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:26:40,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:26:40,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cf89e99ec222c802fb7936bfc1d20c1ff03ad59 [2021-08-27 11:26:40,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:26:40,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:26:40,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:26:40,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:26:40,734 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:26:40,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-08-27 11:26:40,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cebbc18/734311fd493848818a6440da0932d79f/FLAGfca881d9a [2021-08-27 11:26:41,130 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:26:41,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-08-27 11:26:41,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cebbc18/734311fd493848818a6440da0932d79f/FLAGfca881d9a [2021-08-27 11:26:41,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cebbc18/734311fd493848818a6440da0932d79f [2021-08-27 11:26:41,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:26:41,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:26:41,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:26:41,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:26:41,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:26:41,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d945c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41, skipping insertion in model container [2021-08-27 11:26:41,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:26:41,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:26:41,717 WARN L228 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[44164,44177] [2021-08-27 11:26:41,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:26:41,735 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 11:26:41,810 WARN L228 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[44164,44177] [2021-08-27 11:26:41,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:26:41,830 INFO L208 MainTranslator]: Completed translation [2021-08-27 11:26:41,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41 WrapperNode [2021-08-27 11:26:41,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:26:41,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 11:26:41,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 11:26:41,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 11:26:41,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 11:26:41,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 11:26:41,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 11:26:41,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 11:26:41,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 11:26:41,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 11:26:41,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 11:26:41,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 11:26:41,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (1/1) ... [2021-08-27 11:26:41,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:26:41,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:41,944 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) [2021-08-27 11:26:41,962 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 [2021-08-27 11:26:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 11:26:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 11:26:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 11:26:41,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 11:26:42,146 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-27 11:26:42,581 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-08-27 11:26:42,582 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-08-27 11:26:42,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 11:26:42,586 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-27 11:26:42,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:42 BoogieIcfgContainer [2021-08-27 11:26:42,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 11:26:42,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 11:26:42,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 11:26:42,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 11:26:42,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 11:26:41" (1/3) ... [2021-08-27 11:26:42,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1a375f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:26:42, skipping insertion in model container [2021-08-27 11:26:42,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:41" (2/3) ... [2021-08-27 11:26:42,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1a375f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:26:42, skipping insertion in model container [2021-08-27 11:26:42,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:42" (3/3) ... [2021-08-27 11:26:42,592 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2021-08-27 11:26:42,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 11:26:42,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-08-27 11:26:42,622 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-27 11:26:42,626 INFO L339 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, mConcurrency=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-08-27 11:26:42,626 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-08-27 11:26:42,636 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) [2021-08-27 11:26:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-27 11:26:42,639 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:42,639 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:26:42,640 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:42,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:42,643 INFO L82 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2021-08-27 11:26:42,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:42,648 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757710718] [2021-08-27 11:26:42,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:42,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:42,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:42,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:42,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757710718] [2021-08-27 11:26:42,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757710718] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:42,782 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:42,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:42,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641005753] [2021-08-27 11:26:42,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:42,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:42,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:42,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:42,801 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) [2021-08-27 11:26:43,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,029 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2021-08-27 11:26:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,030 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 [2021-08-27 11:26:43,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,036 INFO L225 Difference]: With dead ends: 324 [2021-08-27 11:26:43,037 INFO L226 Difference]: Without dead ends: 156 [2021-08-27 11:26:43,038 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-08-27 11:26:43,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2021-08-27 11:26:43,064 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) [2021-08-27 11:26:43,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2021-08-27 11:26:43,066 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2021-08-27 11:26:43,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,066 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2021-08-27 11:26:43,066 INFO L471 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) [2021-08-27 11:26:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2021-08-27 11:26:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-27 11:26:43,067 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,067 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:26:43,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-27 11:26:43,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:43,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:43,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2021-08-27 11:26:43,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:43,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62602834] [2021-08-27 11:26:43,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:43,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:43,104 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62602834] [2021-08-27 11:26:43,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62602834] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:43,105 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:43,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:43,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760649575] [2021-08-27 11:26:43,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:43,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:43,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:43,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,107 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) [2021-08-27 11:26:43,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,220 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2021-08-27 11:26:43,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,220 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 [2021-08-27 11:26:43,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,221 INFO L225 Difference]: With dead ends: 314 [2021-08-27 11:26:43,222 INFO L226 Difference]: Without dead ends: 166 [2021-08-27 11:26:43,222 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-08-27 11:26:43,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2021-08-27 11:26:43,229 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) [2021-08-27 11:26:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2021-08-27 11:26:43,230 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2021-08-27 11:26:43,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,230 INFO L470 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2021-08-27 11:26:43,230 INFO L471 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) [2021-08-27 11:26:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2021-08-27 11:26:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-27 11:26:43,231 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,231 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:26:43,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-27 11:26:43,231 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:43,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:43,232 INFO L82 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2021-08-27 11:26:43,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:43,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483622383] [2021-08-27 11:26:43,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:43,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:43,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:43,260 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483622383] [2021-08-27 11:26:43,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483622383] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:43,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:43,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:43,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337818843] [2021-08-27 11:26:43,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:43,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:43,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:43,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,262 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) [2021-08-27 11:26:43,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,369 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2021-08-27 11:26:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,369 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 [2021-08-27 11:26:43,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,371 INFO L225 Difference]: With dead ends: 316 [2021-08-27 11:26:43,371 INFO L226 Difference]: Without dead ends: 167 [2021-08-27 11:26:43,371 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-08-27 11:26:43,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2021-08-27 11:26:43,377 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) [2021-08-27 11:26:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2021-08-27 11:26:43,378 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2021-08-27 11:26:43,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,378 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2021-08-27 11:26:43,378 INFO L471 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) [2021-08-27 11:26:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2021-08-27 11:26:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-27 11:26:43,379 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,379 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:26:43,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-27 11:26:43,380 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:43,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:43,380 INFO L82 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2021-08-27 11:26:43,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:43,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294920710] [2021-08-27 11:26:43,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:43,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:43,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294920710] [2021-08-27 11:26:43,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294920710] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:43,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:43,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:43,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591477843] [2021-08-27 11:26:43,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:43,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:43,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:43,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,409 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) [2021-08-27 11:26:43,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,530 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2021-08-27 11:26:43,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,530 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 [2021-08-27 11:26:43,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,531 INFO L225 Difference]: With dead ends: 318 [2021-08-27 11:26:43,531 INFO L226 Difference]: Without dead ends: 168 [2021-08-27 11:26:43,532 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-08-27 11:26:43,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2021-08-27 11:26:43,537 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) [2021-08-27 11:26:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2021-08-27 11:26:43,537 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2021-08-27 11:26:43,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,538 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2021-08-27 11:26:43,538 INFO L471 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) [2021-08-27 11:26:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2021-08-27 11:26:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-08-27 11:26:43,538 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,539 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:26:43,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-27 11:26:43,539 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:43,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:43,539 INFO L82 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2021-08-27 11:26:43,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:43,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095686589] [2021-08-27 11:26:43,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:43,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:43,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095686589] [2021-08-27 11:26:43,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095686589] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:43,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:43,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:43,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004541430] [2021-08-27 11:26:43,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:43,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:43,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:43,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,565 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) [2021-08-27 11:26:43,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,667 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2021-08-27 11:26:43,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,668 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 [2021-08-27 11:26:43,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,668 INFO L225 Difference]: With dead ends: 320 [2021-08-27 11:26:43,668 INFO L226 Difference]: Without dead ends: 169 [2021-08-27 11:26:43,669 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-08-27 11:26:43,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2021-08-27 11:26:43,673 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) [2021-08-27 11:26:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2021-08-27 11:26:43,673 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2021-08-27 11:26:43,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,674 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2021-08-27 11:26:43,674 INFO L471 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) [2021-08-27 11:26:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-08-27 11:26:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-08-27 11:26:43,675 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,675 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:43,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-27 11:26:43,675 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:43,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:43,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2021-08-27 11:26:43,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:43,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798963654] [2021-08-27 11:26:43,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:43,685 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:43,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851650340] [2021-08-27 11:26:43,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:43,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:43,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:43,687 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) [2021-08-27 11:26:43,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-27 11:26:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:43,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 11:26:43,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:43,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:43,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798963654] [2021-08-27 11:26:43,893 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:43,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851650340] [2021-08-27 11:26:43,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851650340] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:43,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:43,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:43,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20448444] [2021-08-27 11:26:43,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:43,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:43,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:43,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,895 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) [2021-08-27 11:26:43,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:43,925 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2021-08-27 11:26:43,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:43,926 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 [2021-08-27 11:26:43,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:43,927 INFO L225 Difference]: With dead ends: 456 [2021-08-27 11:26:43,927 INFO L226 Difference]: Without dead ends: 304 [2021-08-27 11:26:43,927 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:43,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-08-27 11:26:43,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2021-08-27 11:26:43,933 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) [2021-08-27 11:26:43,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2021-08-27 11:26:43,934 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2021-08-27 11:26:43,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:43,934 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2021-08-27 11:26:43,934 INFO L471 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) [2021-08-27 11:26:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-08-27 11:26:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-08-27 11:26:43,936 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:43,936 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:43,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:44,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-08-27 11:26:44,153 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:44,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:44,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2021-08-27 11:26:44,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:44,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909333623] [2021-08-27 11:26:44,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:44,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:44,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:44,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909333623] [2021-08-27 11:26:44,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909333623] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:44,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:44,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:44,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867110523] [2021-08-27 11:26:44,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:44,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:44,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:44,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,181 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) [2021-08-27 11:26:44,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:44,305 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2021-08-27 11:26:44,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:44,305 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 [2021-08-27 11:26:44,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:44,307 INFO L225 Difference]: With dead ends: 654 [2021-08-27 11:26:44,307 INFO L226 Difference]: Without dead ends: 362 [2021-08-27 11:26:44,307 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-08-27 11:26:44,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2021-08-27 11:26:44,323 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) [2021-08-27 11:26:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2021-08-27 11:26:44,324 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2021-08-27 11:26:44,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:44,324 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2021-08-27 11:26:44,324 INFO L471 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) [2021-08-27 11:26:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2021-08-27 11:26:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-27 11:26:44,326 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:44,326 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:44,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-27 11:26:44,326 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:44,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:44,327 INFO L82 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2021-08-27 11:26:44,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:44,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160204946] [2021-08-27 11:26:44,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:44,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:44,336 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:44,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [988488369] [2021-08-27 11:26:44,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:44,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:44,337 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) [2021-08-27 11:26:44,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-27 11:26:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:44,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 11:26:44,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:44,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:44,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160204946] [2021-08-27 11:26:44,563 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:44,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988488369] [2021-08-27 11:26:44,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988488369] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:44,564 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:44,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:44,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989414192] [2021-08-27 11:26:44,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:44,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:44,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:44,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,565 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) [2021-08-27 11:26:44,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:44,593 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2021-08-27 11:26:44,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:44,593 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 [2021-08-27 11:26:44,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:44,595 INFO L225 Difference]: With dead ends: 720 [2021-08-27 11:26:44,595 INFO L226 Difference]: Without dead ends: 537 [2021-08-27 11:26:44,595 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2021-08-27 11:26:44,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2021-08-27 11:26:44,605 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) [2021-08-27 11:26:44,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2021-08-27 11:26:44,607 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2021-08-27 11:26:44,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:44,607 INFO L470 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2021-08-27 11:26:44,607 INFO L471 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) [2021-08-27 11:26:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2021-08-27 11:26:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-08-27 11:26:44,609 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:44,609 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:44,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:44,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-08-27 11:26:44,826 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:44,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:44,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2021-08-27 11:26:44,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:44,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389478899] [2021-08-27 11:26:44,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:44,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:44,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:44,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389478899] [2021-08-27 11:26:44,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389478899] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:44,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:44,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:44,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096257905] [2021-08-27 11:26:44,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:44,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:44,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:44,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,851 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) [2021-08-27 11:26:44,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:44,958 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2021-08-27 11:26:44,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:44,959 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 [2021-08-27 11:26:44,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:44,961 INFO L225 Difference]: With dead ends: 1112 [2021-08-27 11:26:44,961 INFO L226 Difference]: Without dead ends: 587 [2021-08-27 11:26:44,961 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:44,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-08-27 11:26:44,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2021-08-27 11:26:44,974 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) [2021-08-27 11:26:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2021-08-27 11:26:44,975 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2021-08-27 11:26:44,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:44,976 INFO L470 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2021-08-27 11:26:44,976 INFO L471 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) [2021-08-27 11:26:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2021-08-27 11:26:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-27 11:26:44,977 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:44,977 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:44,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-27 11:26:44,977 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:44,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:44,978 INFO L82 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2021-08-27 11:26:44,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:44,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138148153] [2021-08-27 11:26:44,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:44,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:45,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:45,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138148153] [2021-08-27 11:26:45,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138148153] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:45,006 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:45,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:45,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184029042] [2021-08-27 11:26:45,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:45,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:45,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:45,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,008 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) [2021-08-27 11:26:45,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:45,113 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2021-08-27 11:26:45,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:45,113 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 [2021-08-27 11:26:45,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:45,115 INFO L225 Difference]: With dead ends: 1163 [2021-08-27 11:26:45,115 INFO L226 Difference]: Without dead ends: 590 [2021-08-27 11:26:45,116 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2021-08-27 11:26:45,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2021-08-27 11:26:45,126 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) [2021-08-27 11:26:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2021-08-27 11:26:45,128 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2021-08-27 11:26:45,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:45,128 INFO L470 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2021-08-27 11:26:45,128 INFO L471 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) [2021-08-27 11:26:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2021-08-27 11:26:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-08-27 11:26:45,129 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:45,129 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:45,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-27 11:26:45,129 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:45,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:45,130 INFO L82 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2021-08-27 11:26:45,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:45,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926973564] [2021-08-27 11:26:45,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:45,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:45,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926973564] [2021-08-27 11:26:45,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926973564] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:45,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:45,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:45,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609142968] [2021-08-27 11:26:45,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:45,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:45,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:45,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,153 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) [2021-08-27 11:26:45,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:45,293 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2021-08-27 11:26:45,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:45,293 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 [2021-08-27 11:26:45,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:45,295 INFO L225 Difference]: With dead ends: 1292 [2021-08-27 11:26:45,295 INFO L226 Difference]: Without dead ends: 716 [2021-08-27 11:26:45,296 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-08-27 11:26:45,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2021-08-27 11:26:45,307 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) [2021-08-27 11:26:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2021-08-27 11:26:45,309 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2021-08-27 11:26:45,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:45,309 INFO L470 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2021-08-27 11:26:45,309 INFO L471 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) [2021-08-27 11:26:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2021-08-27 11:26:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-27 11:26:45,310 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:45,310 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:45,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-27 11:26:45,311 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:45,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:45,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2021-08-27 11:26:45,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:45,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338742716] [2021-08-27 11:26:45,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:45,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:45,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338742716] [2021-08-27 11:26:45,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338742716] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:45,333 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:45,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:45,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969197505] [2021-08-27 11:26:45,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:45,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:45,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:45,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,334 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) [2021-08-27 11:26:45,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:45,468 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2021-08-27 11:26:45,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:45,469 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 [2021-08-27 11:26:45,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:45,471 INFO L225 Difference]: With dead ends: 1514 [2021-08-27 11:26:45,471 INFO L226 Difference]: Without dead ends: 812 [2021-08-27 11:26:45,472 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-08-27 11:26:45,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2021-08-27 11:26:45,485 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) [2021-08-27 11:26:45,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2021-08-27 11:26:45,487 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2021-08-27 11:26:45,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:45,487 INFO L470 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2021-08-27 11:26:45,488 INFO L471 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) [2021-08-27 11:26:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2021-08-27 11:26:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-27 11:26:45,489 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:45,489 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:45,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-27 11:26:45,489 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:45,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:45,489 INFO L82 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2021-08-27 11:26:45,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:45,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476120422] [2021-08-27 11:26:45,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:45,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:45,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476120422] [2021-08-27 11:26:45,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476120422] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:45,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:45,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:45,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150312994] [2021-08-27 11:26:45,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:45,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:45,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:45,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,511 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) [2021-08-27 11:26:45,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:45,634 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2021-08-27 11:26:45,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:45,635 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 [2021-08-27 11:26:45,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:45,637 INFO L225 Difference]: With dead ends: 1583 [2021-08-27 11:26:45,637 INFO L226 Difference]: Without dead ends: 800 [2021-08-27 11:26:45,638 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-08-27 11:26:45,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2021-08-27 11:26:45,651 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) [2021-08-27 11:26:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2021-08-27 11:26:45,653 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2021-08-27 11:26:45,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:45,653 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2021-08-27 11:26:45,653 INFO L471 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) [2021-08-27 11:26:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2021-08-27 11:26:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-08-27 11:26:45,654 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:45,654 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:45,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-27 11:26:45,655 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:45,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:45,655 INFO L82 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2021-08-27 11:26:45,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:45,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65956378] [2021-08-27 11:26:45,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:45,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:45,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65956378] [2021-08-27 11:26:45,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65956378] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:45,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:45,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:45,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050386948] [2021-08-27 11:26:45,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:45,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:45,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:45,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,685 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) [2021-08-27 11:26:45,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:45,806 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2021-08-27 11:26:45,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:45,806 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 [2021-08-27 11:26:45,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:45,808 INFO L225 Difference]: With dead ends: 1601 [2021-08-27 11:26:45,808 INFO L226 Difference]: Without dead ends: 815 [2021-08-27 11:26:45,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:45,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2021-08-27 11:26:45,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2021-08-27 11:26:45,823 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) [2021-08-27 11:26:45,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2021-08-27 11:26:45,824 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2021-08-27 11:26:45,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:45,824 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2021-08-27 11:26:45,825 INFO L471 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) [2021-08-27 11:26:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2021-08-27 11:26:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-08-27 11:26:45,825 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:45,826 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:45,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-27 11:26:45,826 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:45,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:45,826 INFO L82 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2021-08-27 11:26:45,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:45,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325925758] [2021-08-27 11:26:45,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:45,832 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:45,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [557449552] [2021-08-27 11:26:45,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:45,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:45,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:45,834 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) [2021-08-27 11:26:45,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-27 11:26:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:45,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 11:26:45,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-27 11:26:46,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:46,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325925758] [2021-08-27 11:26:46,135 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:46,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557449552] [2021-08-27 11:26:46,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557449552] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:46,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:46,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:46,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699454772] [2021-08-27 11:26:46,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:46,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:46,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:46,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,136 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) [2021-08-27 11:26:46,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:46,173 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2021-08-27 11:26:46,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:46,174 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 [2021-08-27 11:26:46,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:46,176 INFO L225 Difference]: With dead ends: 1584 [2021-08-27 11:26:46,176 INFO L226 Difference]: Without dead ends: 1056 [2021-08-27 11:26:46,177 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2021-08-27 11:26:46,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2021-08-27 11:26:46,196 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) [2021-08-27 11:26:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2021-08-27 11:26:46,198 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2021-08-27 11:26:46,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:46,198 INFO L470 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2021-08-27 11:26:46,199 INFO L471 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) [2021-08-27 11:26:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2021-08-27 11:26:46,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-08-27 11:26:46,200 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:46,200 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:46,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-08-27 11:26:46,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:46,417 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:46,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:46,417 INFO L82 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2021-08-27 11:26:46,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:46,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266357900] [2021-08-27 11:26:46,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:46,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:46,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:46,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266357900] [2021-08-27 11:26:46,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266357900] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:46,438 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:46,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:46,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659148443] [2021-08-27 11:26:46,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:46,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:46,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:46,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,440 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) [2021-08-27 11:26:46,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:46,596 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2021-08-27 11:26:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:46,596 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 [2021-08-27 11:26:46,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:46,599 INFO L225 Difference]: With dead ends: 2280 [2021-08-27 11:26:46,599 INFO L226 Difference]: Without dead ends: 1236 [2021-08-27 11:26:46,600 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2021-08-27 11:26:46,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2021-08-27 11:26:46,620 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) [2021-08-27 11:26:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2021-08-27 11:26:46,622 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2021-08-27 11:26:46,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:46,623 INFO L470 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2021-08-27 11:26:46,623 INFO L471 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) [2021-08-27 11:26:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2021-08-27 11:26:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-08-27 11:26:46,624 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:46,624 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:46,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-27 11:26:46,624 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:46,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:46,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2021-08-27 11:26:46,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:46,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45507802] [2021-08-27 11:26:46,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:46,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-27 11:26:46,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:46,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45507802] [2021-08-27 11:26:46,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45507802] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:46,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:46,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:46,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079451837] [2021-08-27 11:26:46,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:46,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:46,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:46,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,644 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) [2021-08-27 11:26:46,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:46,805 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2021-08-27 11:26:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:46,805 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 [2021-08-27 11:26:46,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:46,808 INFO L225 Difference]: With dead ends: 2500 [2021-08-27 11:26:46,808 INFO L226 Difference]: Without dead ends: 1276 [2021-08-27 11:26:46,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2021-08-27 11:26:46,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2021-08-27 11:26:46,829 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) [2021-08-27 11:26:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2021-08-27 11:26:46,832 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2021-08-27 11:26:46,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:46,832 INFO L470 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2021-08-27 11:26:46,832 INFO L471 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) [2021-08-27 11:26:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2021-08-27 11:26:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-27 11:26:46,833 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:46,833 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:46,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-27 11:26:46,834 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:46,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:46,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2021-08-27 11:26:46,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:46,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240282586] [2021-08-27 11:26:46,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:46,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-08-27 11:26:46,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:46,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240282586] [2021-08-27 11:26:46,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240282586] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:46,851 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:46,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:46,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936847864] [2021-08-27 11:26:46,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:46,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:46,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:46,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,852 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) [2021-08-27 11:26:46,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:46,971 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2021-08-27 11:26:46,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:46,972 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 [2021-08-27 11:26:46,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:46,975 INFO L225 Difference]: With dead ends: 2668 [2021-08-27 11:26:46,975 INFO L226 Difference]: Without dead ends: 1412 [2021-08-27 11:26:46,976 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:46,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-08-27 11:26:46,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-08-27 11:26:46,999 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) [2021-08-27 11:26:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2021-08-27 11:26:47,002 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2021-08-27 11:26:47,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:47,002 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2021-08-27 11:26:47,002 INFO L471 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) [2021-08-27 11:26:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2021-08-27 11:26:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-27 11:26:47,003 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:47,004 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:47,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-27 11:26:47,004 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:47,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:47,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2021-08-27 11:26:47,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:47,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386759614] [2021-08-27 11:26:47,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:47,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-08-27 11:26:47,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:47,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386759614] [2021-08-27 11:26:47,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386759614] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:47,030 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:47,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:47,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086081261] [2021-08-27 11:26:47,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:47,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:47,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:47,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:47,031 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) [2021-08-27 11:26:47,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:47,154 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2021-08-27 11:26:47,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:47,155 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 [2021-08-27 11:26:47,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:47,158 INFO L225 Difference]: With dead ends: 2768 [2021-08-27 11:26:47,158 INFO L226 Difference]: Without dead ends: 1412 [2021-08-27 11:26:47,159 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:47,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-08-27 11:26:47,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-08-27 11:26:47,182 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) [2021-08-27 11:26:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2021-08-27 11:26:47,184 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2021-08-27 11:26:47,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:47,184 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2021-08-27 11:26:47,184 INFO L471 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) [2021-08-27 11:26:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2021-08-27 11:26:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-08-27 11:26:47,186 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:47,186 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:47,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-27 11:26:47,186 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:47,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:47,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2021-08-27 11:26:47,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:47,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227029071] [2021-08-27 11:26:47,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:47,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:47,193 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:47,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [784706100] [2021-08-27 11:26:47,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:47,194 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:47,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:47,195 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) [2021-08-27 11:26:47,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-27 11:26:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:47,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 11:26:47,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-08-27 11:26:47,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:47,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227029071] [2021-08-27 11:26:47,640 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:47,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784706100] [2021-08-27 11:26:47,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784706100] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:47,640 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:47,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:47,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305849942] [2021-08-27 11:26:47,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:47,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:47,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:47,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:47,641 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) [2021-08-27 11:26:47,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:47,777 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2021-08-27 11:26:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:47,777 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 [2021-08-27 11:26:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:47,781 INFO L225 Difference]: With dead ends: 2756 [2021-08-27 11:26:47,781 INFO L226 Difference]: Without dead ends: 1400 [2021-08-27 11:26:47,782 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:47,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2021-08-27 11:26:47,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2021-08-27 11:26:47,820 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) [2021-08-27 11:26:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2021-08-27 11:26:47,822 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2021-08-27 11:26:47,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:47,822 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2021-08-27 11:26:47,822 INFO L471 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) [2021-08-27 11:26:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2021-08-27 11:26:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-08-27 11:26:47,824 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:47,824 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:47,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:48,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:48,041 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2021-08-27 11:26:48,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883892439] [2021-08-27 11:26:48,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-08-27 11:26:48,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883892439] [2021-08-27 11:26:48,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883892439] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,060 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215762648] [2021-08-27 11:26:48,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:48,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,061 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) [2021-08-27 11:26:48,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:48,175 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2021-08-27 11:26:48,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:48,176 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 [2021-08-27 11:26:48,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:48,179 INFO L225 Difference]: With dead ends: 2828 [2021-08-27 11:26:48,179 INFO L226 Difference]: Without dead ends: 1472 [2021-08-27 11:26:48,180 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-08-27 11:26:48,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-08-27 11:26:48,204 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) [2021-08-27 11:26:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2021-08-27 11:26:48,205 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2021-08-27 11:26:48,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:48,206 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2021-08-27 11:26:48,206 INFO L471 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) [2021-08-27 11:26:48,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2021-08-27 11:26:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-08-27 11:26:48,207 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:48,207 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:48,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-27 11:26:48,208 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,208 INFO L82 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2021-08-27 11:26:48,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347371389] [2021-08-27 11:26:48,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-08-27 11:26:48,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347371389] [2021-08-27 11:26:48,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347371389] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022801484] [2021-08-27 11:26:48,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:48,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,227 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) [2021-08-27 11:26:48,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:48,344 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2021-08-27 11:26:48,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:48,345 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 [2021-08-27 11:26:48,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:48,348 INFO L225 Difference]: With dead ends: 2924 [2021-08-27 11:26:48,348 INFO L226 Difference]: Without dead ends: 1472 [2021-08-27 11:26:48,350 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-08-27 11:26:48,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-08-27 11:26:48,386 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) [2021-08-27 11:26:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2021-08-27 11:26:48,388 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2021-08-27 11:26:48,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:48,388 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2021-08-27 11:26:48,388 INFO L471 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) [2021-08-27 11:26:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2021-08-27 11:26:48,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-08-27 11:26:48,390 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:48,390 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:48,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-27 11:26:48,390 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,391 INFO L82 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2021-08-27 11:26:48,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635245452] [2021-08-27 11:26:48,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-27 11:26:48,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635245452] [2021-08-27 11:26:48,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635245452] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99246169] [2021-08-27 11:26:48,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:48,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,410 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) [2021-08-27 11:26:48,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:48,551 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2021-08-27 11:26:48,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:48,551 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 [2021-08-27 11:26:48,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:48,555 INFO L225 Difference]: With dead ends: 3092 [2021-08-27 11:26:48,555 INFO L226 Difference]: Without dead ends: 1640 [2021-08-27 11:26:48,556 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2021-08-27 11:26:48,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2021-08-27 11:26:48,586 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) [2021-08-27 11:26:48,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2021-08-27 11:26:48,589 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2021-08-27 11:26:48,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:48,590 INFO L470 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2021-08-27 11:26:48,590 INFO L471 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) [2021-08-27 11:26:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2021-08-27 11:26:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-08-27 11:26:48,592 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:48,592 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:48,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-27 11:26:48,593 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,593 INFO L82 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2021-08-27 11:26:48,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734511040] [2021-08-27 11:26:48,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-27 11:26:48,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734511040] [2021-08-27 11:26:48,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734511040] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627100144] [2021-08-27 11:26:48,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:48,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,617 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) [2021-08-27 11:26:48,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:48,768 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2021-08-27 11:26:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:48,769 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 [2021-08-27 11:26:48,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:48,772 INFO L225 Difference]: With dead ends: 3256 [2021-08-27 11:26:48,772 INFO L226 Difference]: Without dead ends: 1632 [2021-08-27 11:26:48,773 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2021-08-27 11:26:48,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2021-08-27 11:26:48,800 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) [2021-08-27 11:26:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2021-08-27 11:26:48,802 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2021-08-27 11:26:48,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:48,803 INFO L470 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2021-08-27 11:26:48,803 INFO L471 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) [2021-08-27 11:26:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2021-08-27 11:26:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-08-27 11:26:48,805 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:48,805 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:48,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-27 11:26:48,805 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,805 INFO L82 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2021-08-27 11:26:48,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508384402] [2021-08-27 11:26:48,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-08-27 11:26:48,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508384402] [2021-08-27 11:26:48,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508384402] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720759039] [2021-08-27 11:26:48,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:48,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,825 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) [2021-08-27 11:26:48,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:48,942 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2021-08-27 11:26:48,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:48,942 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 [2021-08-27 11:26:48,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:48,946 INFO L225 Difference]: With dead ends: 3324 [2021-08-27 11:26:48,946 INFO L226 Difference]: Without dead ends: 1716 [2021-08-27 11:26:48,948 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:48,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-08-27 11:26:48,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-08-27 11:26:48,975 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) [2021-08-27 11:26:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2021-08-27 11:26:48,977 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2021-08-27 11:26:48,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:48,977 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2021-08-27 11:26:48,978 INFO L471 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) [2021-08-27 11:26:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2021-08-27 11:26:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-08-27 11:26:48,979 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:48,980 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:48,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-27 11:26:48,980 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:48,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:48,980 INFO L82 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2021-08-27 11:26:48,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:48,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010382145] [2021-08-27 11:26:48,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:48,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-08-27 11:26:48,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:48,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010382145] [2021-08-27 11:26:48,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010382145] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:48,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:48,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:48,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905023261] [2021-08-27 11:26:48,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:48,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:48,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:49,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:49,000 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) [2021-08-27 11:26:49,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:49,225 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2021-08-27 11:26:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:49,225 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 [2021-08-27 11:26:49,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:49,231 INFO L225 Difference]: With dead ends: 3408 [2021-08-27 11:26:49,231 INFO L226 Difference]: Without dead ends: 1716 [2021-08-27 11:26:49,233 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:49,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-08-27 11:26:49,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-08-27 11:26:49,326 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) [2021-08-27 11:26:49,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2021-08-27 11:26:49,329 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2021-08-27 11:26:49,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:49,330 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2021-08-27 11:26:49,330 INFO L471 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) [2021-08-27 11:26:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2021-08-27 11:26:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-08-27 11:26:49,332 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:49,332 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:49,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-27 11:26:49,333 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:49,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:49,349 INFO L82 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2021-08-27 11:26:49,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:49,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785055331] [2021-08-27 11:26:49,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:49,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-08-27 11:26:49,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:49,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785055331] [2021-08-27 11:26:49,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785055331] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:49,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:49,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:49,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168984350] [2021-08-27 11:26:49,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:49,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:49,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:49,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:49,388 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) [2021-08-27 11:26:49,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:49,429 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2021-08-27 11:26:49,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:49,430 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 [2021-08-27 11:26:49,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:49,434 INFO L225 Difference]: With dead ends: 3374 [2021-08-27 11:26:49,434 INFO L226 Difference]: Without dead ends: 1682 [2021-08-27 11:26:49,435 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:49,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2021-08-27 11:26:49,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2021-08-27 11:26:49,463 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) [2021-08-27 11:26:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2021-08-27 11:26:49,465 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2021-08-27 11:26:49,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:49,465 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2021-08-27 11:26:49,466 INFO L471 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) [2021-08-27 11:26:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2021-08-27 11:26:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-08-27 11:26:49,467 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:49,468 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:49,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-27 11:26:49,468 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:49,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:49,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2021-08-27 11:26:49,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:49,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440399572] [2021-08-27 11:26:49,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:49,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-08-27 11:26:49,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:49,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440399572] [2021-08-27 11:26:49,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440399572] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:49,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885078676] [2021-08-27 11:26:49,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:49,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:49,498 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) [2021-08-27 11:26:49,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-27 11:26:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:49,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-27 11:26:49,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-08-27 11:26:50,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885078676] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:50,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:26:50,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-08-27 11:26:50,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916688378] [2021-08-27 11:26:50,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-27 11:26:50,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:50,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 11:26:50,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-27 11:26:50,045 INFO L87 Difference]: Start difference. First operand 1678 states and 2357 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 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) [2021-08-27 11:26:50,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:50,365 INFO L93 Difference]: Finished difference Result 5292 states and 7423 transitions. [2021-08-27 11:26:50,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:26:50,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 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 [2021-08-27 11:26:50,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:50,372 INFO L225 Difference]: With dead ends: 5292 [2021-08-27 11:26:50,372 INFO L226 Difference]: Without dead ends: 3522 [2021-08-27 11:26:50,373 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:50,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2021-08-27 11:26:50,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 2066. [2021-08-27 11:26:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2066 states, 2058 states have (on average 1.4173955296404277) internal successors, (2917), 2065 states have internal predecessors, (2917), 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) [2021-08-27 11:26:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 2917 transitions. [2021-08-27 11:26:50,418 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 2917 transitions. Word has length 155 [2021-08-27 11:26:50,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:50,419 INFO L470 AbstractCegarLoop]: Abstraction has 2066 states and 2917 transitions. [2021-08-27 11:26:50,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 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) [2021-08-27 11:26:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2917 transitions. [2021-08-27 11:26:50,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-08-27 11:26:50,422 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:50,422 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:50,448 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:50,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-27 11:26:50,645 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:50,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:50,645 INFO L82 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2021-08-27 11:26:50,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:50,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575729489] [2021-08-27 11:26:50,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:50,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-08-27 11:26:50,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:50,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575729489] [2021-08-27 11:26:50,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575729489] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:50,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325403446] [2021-08-27 11:26:50,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:50,676 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:50,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:50,677 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) [2021-08-27 11:26:50,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-27 11:26:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:50,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-27 11:26:50,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-08-27 11:26:51,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325403446] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:51,260 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:26:51,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-08-27 11:26:51,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883393987] [2021-08-27 11:26:51,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-27 11:26:51,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:51,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 11:26:51,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-27 11:26:51,262 INFO L87 Difference]: Start difference. First operand 2066 states and 2917 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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) [2021-08-27 11:26:51,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:51,546 INFO L93 Difference]: Finished difference Result 5633 states and 7890 transitions. [2021-08-27 11:26:51,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:26:51,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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 [2021-08-27 11:26:51,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:51,551 INFO L225 Difference]: With dead ends: 5633 [2021-08-27 11:26:51,551 INFO L226 Difference]: Without dead ends: 3575 [2021-08-27 11:26:51,553 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:51,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2021-08-27 11:26:51,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 2576. [2021-08-27 11:26:51,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2568 states have (on average 1.3605919003115265) internal successors, (3494), 2575 states have internal predecessors, (3494), 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) [2021-08-27 11:26:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 3494 transitions. [2021-08-27 11:26:51,599 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 3494 transitions. Word has length 157 [2021-08-27 11:26:51,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:51,599 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 3494 transitions. [2021-08-27 11:26:51,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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) [2021-08-27 11:26:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 3494 transitions. [2021-08-27 11:26:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-08-27 11:26:51,602 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:51,602 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 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] [2021-08-27 11:26:51,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:51,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-27 11:26:51,820 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:51,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:51,820 INFO L82 PathProgramCache]: Analyzing trace with hash -224165000, now seen corresponding path program 1 times [2021-08-27 11:26:51,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:51,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931288407] [2021-08-27 11:26:51,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:51,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-08-27 11:26:51,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:51,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931288407] [2021-08-27 11:26:51,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931288407] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:51,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:51,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:51,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716928758] [2021-08-27 11:26:51,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:51,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:51,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:51,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:51,846 INFO L87 Difference]: Start difference. First operand 2576 states and 3494 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) [2021-08-27 11:26:51,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:51,909 INFO L93 Difference]: Finished difference Result 4365 states and 5920 transitions. [2021-08-27 11:26:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:51,910 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 164 [2021-08-27 11:26:51,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:51,913 INFO L225 Difference]: With dead ends: 4365 [2021-08-27 11:26:51,913 INFO L226 Difference]: Without dead ends: 2346 [2021-08-27 11:26:51,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:51,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2021-08-27 11:26:51,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2346. [2021-08-27 11:26:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2346 states, 2338 states have (on average 1.358426005132592) internal successors, (3176), 2345 states have internal predecessors, (3176), 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) [2021-08-27 11:26:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2346 states and 3176 transitions. [2021-08-27 11:26:51,973 INFO L78 Accepts]: Start accepts. Automaton has 2346 states and 3176 transitions. Word has length 164 [2021-08-27 11:26:51,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:51,973 INFO L470 AbstractCegarLoop]: Abstraction has 2346 states and 3176 transitions. [2021-08-27 11:26:51,973 INFO L471 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) [2021-08-27 11:26:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 3176 transitions. [2021-08-27 11:26:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-08-27 11:26:51,975 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:51,976 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 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] [2021-08-27 11:26:51,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-27 11:26:51,976 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:51,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:51,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1734409786, now seen corresponding path program 1 times [2021-08-27 11:26:51,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:51,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878238261] [2021-08-27 11:26:51,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:51,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-08-27 11:26:52,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:52,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878238261] [2021-08-27 11:26:52,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878238261] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:52,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406550173] [2021-08-27 11:26:52,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:52,011 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:52,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:52,011 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) [2021-08-27 11:26:52,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-27 11:26:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:52,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-27 11:26:52,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-08-27 11:26:52,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406550173] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:26:52,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:26:52,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-08-27 11:26:52,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166563914] [2021-08-27 11:26:52,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-27 11:26:52,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:52,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 11:26:52,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-27 11:26:52,834 INFO L87 Difference]: Start difference. First operand 2346 states and 3176 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2021-08-27 11:26:53,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:53,161 INFO L93 Difference]: Finished difference Result 5486 states and 7378 transitions. [2021-08-27 11:26:53,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:26:53,162 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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 164 [2021-08-27 11:26:53,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:53,166 INFO L225 Difference]: With dead ends: 5486 [2021-08-27 11:26:53,168 INFO L226 Difference]: Without dead ends: 3125 [2021-08-27 11:26:53,172 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:53,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2021-08-27 11:26:53,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 2121. [2021-08-27 11:26:53,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 2115 states have (on average 1.3494089834515366) internal successors, (2854), 2120 states have internal predecessors, (2854), 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) [2021-08-27 11:26:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2854 transitions. [2021-08-27 11:26:53,287 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2854 transitions. Word has length 164 [2021-08-27 11:26:53,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:53,288 INFO L470 AbstractCegarLoop]: Abstraction has 2121 states and 2854 transitions. [2021-08-27 11:26:53,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2021-08-27 11:26:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2854 transitions. [2021-08-27 11:26:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-08-27 11:26:53,295 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:53,295 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:53,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:53,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:53,496 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:53,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:53,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2021-08-27 11:26:53,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:53,497 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779632337] [2021-08-27 11:26:53,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:53,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-08-27 11:26:53,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:53,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779632337] [2021-08-27 11:26:53,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779632337] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:53,524 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:53,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:53,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483259465] [2021-08-27 11:26:53,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:53,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:53,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:53,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:53,526 INFO L87 Difference]: Start difference. First operand 2121 states and 2854 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) [2021-08-27 11:26:53,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:53,572 INFO L93 Difference]: Finished difference Result 5130 states and 6841 transitions. [2021-08-27 11:26:53,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:53,572 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 [2021-08-27 11:26:53,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:53,576 INFO L225 Difference]: With dead ends: 5130 [2021-08-27 11:26:53,576 INFO L226 Difference]: Without dead ends: 3017 [2021-08-27 11:26:53,578 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:53,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2021-08-27 11:26:53,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 3013. [2021-08-27 11:26:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3007 states have (on average 1.3259062188227468) internal successors, (3987), 3012 states have internal predecessors, (3987), 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) [2021-08-27 11:26:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 3987 transitions. [2021-08-27 11:26:53,653 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 3987 transitions. Word has length 166 [2021-08-27 11:26:53,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:53,654 INFO L470 AbstractCegarLoop]: Abstraction has 3013 states and 3987 transitions. [2021-08-27 11:26:53,654 INFO L471 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) [2021-08-27 11:26:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 3987 transitions. [2021-08-27 11:26:53,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-08-27 11:26:53,657 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:53,657 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:53,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-08-27 11:26:53,657 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:53,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:53,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2021-08-27 11:26:53,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:53,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099570005] [2021-08-27 11:26:53,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:53,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:53,666 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:53,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [222503920] [2021-08-27 11:26:53,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:53,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:53,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:53,667 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) [2021-08-27 11:26:53,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-27 11:26:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:54,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-27 11:26:54,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-08-27 11:26:54,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:54,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099570005] [2021-08-27 11:26:54,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:54,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222503920] [2021-08-27 11:26:54,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222503920] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:54,419 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:54,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:54,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308804980] [2021-08-27 11:26:54,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-27 11:26:54,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:54,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 11:26:54,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-27 11:26:54,420 INFO L87 Difference]: Start difference. First operand 3013 states and 3987 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-08-27 11:26:54,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:54,664 INFO L93 Difference]: Finished difference Result 4567 states and 5947 transitions. [2021-08-27 11:26:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-27 11:26:54,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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 187 [2021-08-27 11:26:54,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:54,669 INFO L225 Difference]: With dead ends: 4567 [2021-08-27 11:26:54,670 INFO L226 Difference]: Without dead ends: 3840 [2021-08-27 11:26:54,671 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-27 11:26:54,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3840 states. [2021-08-27 11:26:54,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3840 to 3710. [2021-08-27 11:26:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3704 states have (on average 1.3137149028077755) internal successors, (4866), 3709 states have internal predecessors, (4866), 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) [2021-08-27 11:26:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 4866 transitions. [2021-08-27 11:26:54,744 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 4866 transitions. Word has length 187 [2021-08-27 11:26:54,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:54,744 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 4866 transitions. [2021-08-27 11:26:54,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-08-27 11:26:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 4866 transitions. [2021-08-27 11:26:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-08-27 11:26:54,747 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:54,747 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:54,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:54,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-08-27 11:26:54,966 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:54,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:54,967 INFO L82 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2021-08-27 11:26:54,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:54,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134557557] [2021-08-27 11:26:54,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:54,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:54,976 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:54,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1438041182] [2021-08-27 11:26:54,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:54,976 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:54,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:54,989 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) [2021-08-27 11:26:55,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-27 11:26:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:55,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 11:26:55,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-27 11:26:56,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:56,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134557557] [2021-08-27 11:26:56,086 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:56,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438041182] [2021-08-27 11:26:56,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438041182] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:56,086 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:56,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:26:56,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664922238] [2021-08-27 11:26:56,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:26:56,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:56,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:26:56,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:56,087 INFO L87 Difference]: Start difference. First operand 3710 states and 4866 transitions. Second operand has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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) [2021-08-27 11:26:56,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:56,403 INFO L93 Difference]: Finished difference Result 6535 states and 8477 transitions. [2021-08-27 11:26:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:26:56,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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 [2021-08-27 11:26:56,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:56,413 INFO L225 Difference]: With dead ends: 6535 [2021-08-27 11:26:56,413 INFO L226 Difference]: Without dead ends: 5657 [2021-08-27 11:26:56,415 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.3ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:56,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5657 states. [2021-08-27 11:26:56,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5657 to 5035. [2021-08-27 11:26:56,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5035 states, 5029 states have (on average 1.3167627758997813) internal successors, (6622), 5034 states have internal predecessors, (6622), 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) [2021-08-27 11:26:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6622 transitions. [2021-08-27 11:26:56,502 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6622 transitions. Word has length 189 [2021-08-27 11:26:56,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:56,503 INFO L470 AbstractCegarLoop]: Abstraction has 5035 states and 6622 transitions. [2021-08-27 11:26:56,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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) [2021-08-27 11:26:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6622 transitions. [2021-08-27 11:26:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-08-27 11:26:56,505 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:56,505 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:56,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:56,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:56,723 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:56,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:56,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2021-08-27 11:26:56,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:56,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141380765] [2021-08-27 11:26:56,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:56,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:56,738 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:56,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [207515684] [2021-08-27 11:26:56,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:56,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:56,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:56,739 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) [2021-08-27 11:26:56,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-27 11:26:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:57,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-27 11:26:57,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-08-27 11:26:57,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:57,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141380765] [2021-08-27 11:26:57,731 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:57,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207515684] [2021-08-27 11:26:57,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207515684] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:57,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:57,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:26:57,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744936090] [2021-08-27 11:26:57,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:26:57,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:57,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:26:57,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:57,732 INFO L87 Difference]: Start difference. First operand 5035 states and 6622 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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) [2021-08-27 11:26:57,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:57,963 INFO L93 Difference]: Finished difference Result 9501 states and 12506 transitions. [2021-08-27 11:26:57,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:26:57,964 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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 [2021-08-27 11:26:57,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:57,974 INFO L225 Difference]: With dead ends: 9501 [2021-08-27 11:26:57,974 INFO L226 Difference]: Without dead ends: 5252 [2021-08-27 11:26:57,978 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.6ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:26:57,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2021-08-27 11:26:58,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 5203. [2021-08-27 11:26:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5203 states, 5197 states have (on average 1.3045988070040409) internal successors, (6780), 5202 states have internal predecessors, (6780), 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) [2021-08-27 11:26:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 5203 states and 6780 transitions. [2021-08-27 11:26:58,102 INFO L78 Accepts]: Start accepts. Automaton has 5203 states and 6780 transitions. Word has length 190 [2021-08-27 11:26:58,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:58,102 INFO L470 AbstractCegarLoop]: Abstraction has 5203 states and 6780 transitions. [2021-08-27 11:26:58,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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) [2021-08-27 11:26:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 5203 states and 6780 transitions. [2021-08-27 11:26:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-08-27 11:26:58,105 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:58,106 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:58,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:58,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-08-27 11:26:58,325 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:58,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:58,325 INFO L82 PathProgramCache]: Analyzing trace with hash -772079227, now seen corresponding path program 1 times [2021-08-27 11:26:58,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:58,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447223700] [2021-08-27 11:26:58,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:58,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:58,339 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-27 11:26:58,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [764556485] [2021-08-27 11:26:58,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:58,339 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:26:58,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:58,340 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) [2021-08-27 11:26:58,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-27 11:26:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:58,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 11:26:58,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:26:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-08-27 11:26:59,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:59,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447223700] [2021-08-27 11:26:59,327 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-27 11:26:59,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764556485] [2021-08-27 11:26:59,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764556485] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:59,327 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:59,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:59,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707410124] [2021-08-27 11:26:59,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:59,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:59,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:59,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:59,329 INFO L87 Difference]: Start difference. First operand 5203 states and 6780 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2021-08-27 11:26:59,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:59,539 INFO L93 Difference]: Finished difference Result 10491 states and 13682 transitions. [2021-08-27 11:26:59,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:26:59,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 197 [2021-08-27 11:26:59,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:59,545 INFO L225 Difference]: With dead ends: 10491 [2021-08-27 11:26:59,545 INFO L226 Difference]: Without dead ends: 3498 [2021-08-27 11:26:59,551 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:59,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3498 states. [2021-08-27 11:26:59,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3498 to 3488. [2021-08-27 11:26:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3482 states have (on average 1.296381390005744) internal successors, (4514), 3487 states have internal predecessors, (4514), 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) [2021-08-27 11:26:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 4514 transitions. [2021-08-27 11:26:59,630 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 4514 transitions. Word has length 197 [2021-08-27 11:26:59,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:59,630 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 4514 transitions. [2021-08-27 11:26:59,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2021-08-27 11:26:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 4514 transitions. [2021-08-27 11:26:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-08-27 11:26:59,633 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:59,633 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:26:59,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-27 11:26:59,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-27 11:26:59,852 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:26:59,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:59,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2021-08-27 11:26:59,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:59,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375615536] [2021-08-27 11:26:59,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:59,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-08-27 11:26:59,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:59,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375615536] [2021-08-27 11:26:59,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375615536] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:59,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:59,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:26:59,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617167257] [2021-08-27 11:26:59,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:26:59,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:59,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:26:59,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:26:59,886 INFO L87 Difference]: Start difference. First operand 3488 states and 4514 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) [2021-08-27 11:27:00,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:27:00,023 INFO L93 Difference]: Finished difference Result 6663 states and 8595 transitions. [2021-08-27 11:27:00,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:27:00,024 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 [2021-08-27 11:27:00,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:27:00,027 INFO L225 Difference]: With dead ends: 6663 [2021-08-27 11:27:00,027 INFO L226 Difference]: Without dead ends: 3063 [2021-08-27 11:27:00,030 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:27:00,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2021-08-27 11:27:00,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 3017. [2021-08-27 11:27:00,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3017 states, 3011 states have (on average 1.282298239787446) internal successors, (3861), 3016 states have internal predecessors, (3861), 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) [2021-08-27 11:27:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3861 transitions. [2021-08-27 11:27:00,076 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 3861 transitions. Word has length 198 [2021-08-27 11:27:00,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:27:00,076 INFO L470 AbstractCegarLoop]: Abstraction has 3017 states and 3861 transitions. [2021-08-27 11:27:00,076 INFO L471 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) [2021-08-27 11:27:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3861 transitions. [2021-08-27 11:27:00,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-08-27 11:27:00,078 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:27:00,078 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:27:00,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-08-27 11:27:00,078 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:27:00,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:27:00,079 INFO L82 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2021-08-27 11:27:00,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:27:00,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222215365] [2021-08-27 11:27:00,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:27:00,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:27:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:27:00,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2021-08-27 11:27:00,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:27:00,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222215365] [2021-08-27 11:27:00,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222215365] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:27:00,113 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:27:00,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:27:00,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011030860] [2021-08-27 11:27:00,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:27:00,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:27:00,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:27:00,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:27:00,114 INFO L87 Difference]: Start difference. First operand 3017 states and 3861 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) [2021-08-27 11:27:00,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:27:00,268 INFO L93 Difference]: Finished difference Result 6335 states and 8080 transitions. [2021-08-27 11:27:00,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:27:00,268 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 [2021-08-27 11:27:00,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:27:00,271 INFO L225 Difference]: With dead ends: 6335 [2021-08-27 11:27:00,271 INFO L226 Difference]: Without dead ends: 3341 [2021-08-27 11:27:00,272 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:27:00,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3341 states. [2021-08-27 11:27:00,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3341 to 3323. [2021-08-27 11:27:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3323 states, 3317 states have (on average 1.2698221284293036) internal successors, (4212), 3322 states have internal predecessors, (4212), 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) [2021-08-27 11:27:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 3323 states and 4212 transitions. [2021-08-27 11:27:00,321 INFO L78 Accepts]: Start accepts. Automaton has 3323 states and 4212 transitions. Word has length 336 [2021-08-27 11:27:00,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:27:00,321 INFO L470 AbstractCegarLoop]: Abstraction has 3323 states and 4212 transitions. [2021-08-27 11:27:00,321 INFO L471 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) [2021-08-27 11:27:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 4212 transitions. [2021-08-27 11:27:00,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-08-27 11:27:00,323 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:27:00,323 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:27:00,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-08-27 11:27:00,324 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:27:00,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:27:00,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2021-08-27 11:27:00,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:27:00,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672528671] [2021-08-27 11:27:00,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:27:00,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:27:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:27:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2021-08-27 11:27:00,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:27:00,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672528671] [2021-08-27 11:27:00,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672528671] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:27:00,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:27:00,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 11:27:00,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718491708] [2021-08-27 11:27:00,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:27:00,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:27:00,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:27:00,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:27:00,364 INFO L87 Difference]: Start difference. First operand 3323 states and 4212 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) [2021-08-27 11:27:00,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:27:00,503 INFO L93 Difference]: Finished difference Result 6855 states and 8683 transitions. [2021-08-27 11:27:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:27:00,504 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 [2021-08-27 11:27:00,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:27:00,507 INFO L225 Difference]: With dead ends: 6855 [2021-08-27 11:27:00,507 INFO L226 Difference]: Without dead ends: 3555 [2021-08-27 11:27:00,510 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:27:00,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3555 states. [2021-08-27 11:27:00,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3555 to 3541. [2021-08-27 11:27:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3541 states, 3535 states have (on average 1.2588401697312588) internal successors, (4450), 3540 states have internal predecessors, (4450), 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) [2021-08-27 11:27:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 3541 states and 4450 transitions. [2021-08-27 11:27:00,566 INFO L78 Accepts]: Start accepts. Automaton has 3541 states and 4450 transitions. Word has length 367 [2021-08-27 11:27:00,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:27:00,567 INFO L470 AbstractCegarLoop]: Abstraction has 3541 states and 4450 transitions. [2021-08-27 11:27:00,567 INFO L471 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) [2021-08-27 11:27:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3541 states and 4450 transitions. [2021-08-27 11:27:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-08-27 11:27:00,569 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:27:00,569 INFO L512 BasicCegarLoop]: 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] [2021-08-27 11:27:00,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-08-27 11:27:00,570 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-08-27 11:27:00,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:27:00,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2021-08-27 11:27:00,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:27:00,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258376402] [2021-08-27 11:27:00,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:27:00,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:27:00,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:27:00,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-08-27 11:27:00,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:27:00,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258376402] [2021-08-27 11:27:00,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258376402] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:27:00,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971469575] [2021-08-27 11:27:00,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:27:00,645 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:27:00,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:27:00,665 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) [2021-08-27 11:27:00,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-27 11:27:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:27:01,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-27 11:27:01,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:27:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-08-27 11:27:02,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971469575] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:27:02,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:27:02,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-27 11:27:02,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274044106] [2021-08-27 11:27:02,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-27 11:27:02,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:27:02,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-27 11:27:02,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-27 11:27:02,164 INFO L87 Difference]: Start difference. First operand 3541 states and 4450 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 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) [2021-08-27 11:27:02,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:27:02,279 INFO L93 Difference]: Finished difference Result 4585 states and 5774 transitions. [2021-08-27 11:27:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-27 11:27:02,280 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 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 [2021-08-27 11:27:02,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:27:02,280 INFO L225 Difference]: With dead ends: 4585 [2021-08-27 11:27:02,281 INFO L226 Difference]: Without dead ends: 0 [2021-08-27 11:27:02,285 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-27 11:27:02,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-27 11:27:02,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-27 11:27:02,285 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) [2021-08-27 11:27:02,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-27 11:27:02,286 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2021-08-27 11:27:02,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:27:02,286 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 11:27:02,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 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) [2021-08-27 11:27:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-27 11:27:02,286 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-27 11:27:02,288 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,288 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,288 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,288 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,288 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,289 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,289 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,289 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:27:02,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-27 11:27:02,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-08-27 11:27:02,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-27 11:27:02,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:02,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:03,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:04,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:27:12,767 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-08-27 11:27:12,768 INFO L853 garLoopResultBuilder]: At program point L399(lines 390 421) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-08-27 11:27:12,769 INFO L853 garLoopResultBuilder]: At program point L168(lines 167 605) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse7 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse0 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse6) (and (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse6) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse8) (and .cse7 .cse0 .cse4 .cse6 .cse8))) [2021-08-27 11:27:12,769 INFO L853 garLoopResultBuilder]: At program point L135(lines 128 618) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16))) [2021-08-27 11:27:12,769 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-08-27 11:27:12,769 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 635) no Hoare annotation was computed. [2021-08-27 11:27:12,769 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-08-27 11:27:12,769 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 407) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 593) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 604) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 615) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 626) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 472) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L853 garLoopResultBuilder]: At program point L204(lines 200 594) the Hoare annotation is: (let ((.cse0 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3))) [2021-08-27 11:27:12,770 INFO L853 garLoopResultBuilder]: At program point L105(lines 104 626) the Hoare annotation is: false [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L502(lines 502 506) no Hoare annotation was computed. [2021-08-27 11:27:12,770 INFO L857 garLoopResultBuilder]: For program point L502-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L503(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L503-1(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L503-2(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L503-3(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 244) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 592) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 603) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 614) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 625) no Hoare annotation was computed. [2021-08-27 11:27:12,771 INFO L853 garLoopResultBuilder]: At program point L207(lines 206 592) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-08-27 11:27:12,772 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 604) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2021-08-27 11:27:12,772 INFO L853 garLoopResultBuilder]: At program point L141(lines 137 615) the Hoare annotation is: (let ((.cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse10 .cse11 .cse13 .cse14 .cse15 .cse17))) [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 83) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L274(lines 274 278) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L572(lines 572 582) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L572-1(lines 572 582) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-08-27 11:27:12,772 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 602) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 613) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L110(lines 110 624) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L441-1(lines 441 453) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L853 garLoopResultBuilder]: At program point L210(lines 209 591) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L857 garLoopResultBuilder]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2021-08-27 11:27:12,773 INFO L860 garLoopResultBuilder]: At program point L673(lines 66 675) the Hoare annotation is: true [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L640(lines 640 646) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L541(lines 541 546) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L853 garLoopResultBuilder]: At program point L409(lines 400 420) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L860 garLoopResultBuilder]: At program point L674(lines 11 676) the Hoare annotation is: true [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 579) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 601) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 612) no Hoare annotation was computed. [2021-08-27 11:27:12,774 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 623) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 449) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 602) the Hoare annotation is: (let ((.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse4 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (and .cse4 .cse0 .cse1 .cse5) (and .cse0 .cse1 .cse2 .cse5))) [2021-08-27 11:27:12,775 INFO L853 garLoopResultBuilder]: At program point L147(lines 143 613) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point L412(lines 412 416) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L853 garLoopResultBuilder]: At program point L214(lines 107 625) the Hoare annotation is: false [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 516) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2021-08-27 11:27:12,775 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 600) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 611) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 622) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L480(lines 480 484) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 66 675) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 599) no Hoare annotation was computed. [2021-08-27 11:27:12,776 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 610) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 621) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 382) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-08-27 11:27:12,777 INFO L853 garLoopResultBuilder]: At program point L186(lines 182 600) the Hoare annotation is: (let ((.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse4 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (and .cse4 .cse0 .cse1 .cse5) (and .cse0 .cse1 .cse2 .cse5))) [2021-08-27 11:27:12,777 INFO L853 garLoopResultBuilder]: At program point L153(lines 149 611) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14))) [2021-08-27 11:27:12,777 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 555) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 598) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 609) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 620) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L853 garLoopResultBuilder]: At program point L552(lines 66 675) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 381) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L354-1(lines 354 381) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L853 garLoopResultBuilder]: At program point L123(lines 119 621) the Hoare annotation is: false [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 378) no Hoare annotation was computed. [2021-08-27 11:27:12,778 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 268) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L860 garLoopResultBuilder]: At program point L686(lines 677 688) the Hoare annotation is: true [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 262) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 597) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 608) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 619) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 527) no Hoare annotation was computed. [2021-08-27 11:27:12,779 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-08-27 11:27:12,792 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 421) no Hoare annotation was computed. [2021-08-27 11:27:12,792 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-08-27 11:27:12,792 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,792 INFO L853 garLoopResultBuilder]: At program point L192(lines 188 598) the Hoare annotation is: (let ((.cse10 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse5 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse6 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse11) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse11) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse7 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)))) [2021-08-27 11:27:12,792 INFO L853 garLoopResultBuilder]: At program point L159(lines 155 609) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-08-27 11:27:12,793 INFO L853 garLoopResultBuilder]: At program point L126(lines 125 619) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-08-27 11:27:12,793 INFO L853 garLoopResultBuilder]: At program point L589(lines 101 657) the Hoare annotation is: (let ((.cse12 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse18 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse21 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse25 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse16 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse26 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse13 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse11 .cse9 .cse12 .cse10) (and .cse13 .cse11 .cse14 .cse12 .cse15 .cse16 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse1 .cse14 .cse15 .cse24 .cse25 .cse4) (and .cse26 .cse13 .cse11 .cse12 .cse15 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse7 .cse1 .cse15 .cse24 .cse25 .cse4) (and .cse0 .cse13 .cse15 .cse3 .cse4 .cse17) (and .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse15 .cse25 .cse17) (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse27) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse27) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse11 .cse14 .cse16) (and .cse26 .cse13 .cse15 .cse17 .cse27))) [2021-08-27 11:27:12,793 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 560) no Hoare annotation was computed. [2021-08-27 11:27:12,793 INFO L857 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-08-27 11:27:12,793 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 377) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L359-2(lines 358 375) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 596) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 607) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-08-27 11:27:12,794 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 618) no Hoare annotation was computed. [2021-08-27 11:27:12,795 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 463) no Hoare annotation was computed. [2021-08-27 11:27:12,795 INFO L857 garLoopResultBuilder]: For program point L327-1(lines 327 336) no Hoare annotation was computed. [2021-08-27 11:27:12,795 INFO L860 garLoopResultBuilder]: At program point L658(lines 100 659) the Hoare annotation is: true [2021-08-27 11:27:12,795 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 595) no Hoare annotation was computed. [2021-08-27 11:27:12,795 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 606) no Hoare annotation was computed. [2021-08-27 11:27:12,795 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 617) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L627(lines 627 655) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 248) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L853 garLoopResultBuilder]: At program point L198(lines 194 596) the Hoare annotation is: (let ((.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0))) (or (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse3 .cse4 .cse5 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse9 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse9 .cse6 .cse3 .cse5 .cse8))) [2021-08-27 11:27:12,796 INFO L853 garLoopResultBuilder]: At program point L165(lines 161 607) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse12 .cse13 .cse14))) [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 652) no Hoare annotation was computed. [2021-08-27 11:27:12,796 INFO L857 garLoopResultBuilder]: For program point L562(lines 562 566) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L562-2(lines 562 566) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L529-2(lines 211 588) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-08-27 11:27:12,797 INFO L857 garLoopResultBuilder]: For program point L629(lines 629 638) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L662-2(lines 662 666) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L629-2(lines 628 650) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 475) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L431(lines 431 435) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L853 garLoopResultBuilder]: At program point L365(lines 348 383) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14))) [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L266(line 266) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 238) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 594) no Hoare annotation was computed. [2021-08-27 11:27:12,798 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 605) no Hoare annotation was computed. [2021-08-27 11:27:12,799 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 616) no Hoare annotation was computed. [2021-08-27 11:27:12,799 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 101 657) the Hoare annotation is: (let ((.cse12 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse18 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse21 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse25 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse16 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse26 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse13 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse11 .cse9 .cse12 .cse10) (and .cse13 .cse11 .cse14 .cse12 .cse15 .cse16 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse1 .cse14 .cse15 .cse24 .cse25 .cse4) (and .cse26 .cse13 .cse11 .cse12 .cse15 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse7 .cse1 .cse15 .cse24 .cse25 .cse4) (and .cse0 .cse13 .cse15 .cse3 .cse4 .cse17) (and .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse15 .cse25 .cse17) (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse27) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse27) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse11 .cse14 .cse16) (and .cse26 .cse13 .cse15 .cse17 .cse27))) [2021-08-27 11:27:12,803 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-27 11:27:12,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 11:27:12 BoogieIcfgContainer [2021-08-27 11:27:12,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 11:27:12,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 11:27:12,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 11:27:12,830 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 11:27:12,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:42" (3/4) ... [2021-08-27 11:27:12,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-27 11:27:12,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-08-27 11:27:12,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-27 11:27:12,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:27:12,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:27:12,888 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 11:27:12,888 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 11:27:12,889 INFO L168 Benchmark]: Toolchain (without parser) took 31373.03 ms. Allocated memory was 50.3 MB in the beginning and 748.7 MB in the end (delta: 698.4 MB). Free memory was 27.6 MB in the beginning and 540.6 MB in the end (delta: -513.0 MB). Peak memory consumption was 184.8 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,890 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:27:12,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.38 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 27.4 MB in the beginning and 46.0 MB in the end (delta: -18.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.82 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 43.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,890 INFO L168 Benchmark]: Boogie Preprocessor took 36.30 ms. Allocated memory is still 65.0 MB. Free memory was 43.1 MB in the beginning and 41.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,890 INFO L168 Benchmark]: RCFGBuilder took 664.06 ms. Allocated memory is still 65.0 MB. Free memory was 40.7 MB in the beginning and 41.8 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,891 INFO L168 Benchmark]: TraceAbstraction took 30240.62 ms. Allocated memory was 65.0 MB in the beginning and 748.7 MB in the end (delta: 683.7 MB). Free memory was 41.5 MB in the beginning and 553.1 MB in the end (delta: -511.7 MB). Peak memory consumption was 465.0 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,891 INFO L168 Benchmark]: Witness Printer took 58.96 ms. Allocated memory is still 748.7 MB. Free memory was 553.1 MB in the beginning and 540.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-27 11:27:12,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 32.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 314.38 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 27.4 MB in the beginning and 46.0 MB in the end (delta: -18.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.82 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 43.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.30 ms. Allocated memory is still 65.0 MB. Free memory was 43.1 MB in the beginning and 41.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 664.06 ms. Allocated memory is still 65.0 MB. Free memory was 40.7 MB in the beginning and 41.8 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30240.62 ms. Allocated memory was 65.0 MB in the beginning and 748.7 MB in the end (delta: 683.7 MB). Free memory was 41.5 MB in the beginning and 553.1 MB in the end (delta: -511.7 MB). Peak memory consumption was 465.0 MB. Max. memory is 16.1 GB. * Witness Printer took 58.96 ms. Allocated memory is still 748.7 MB. Free memory was 553.1 MB in the beginning and 540.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: 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: 30180.6ms, OverallIterations: 40, TraceHistogramMax: 14, EmptinessCheckTime: 66.8ms, AutomataDifference: 6061.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 10243.5ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 7249 SDtfs, 6021 SDslu, 4027 SDs, 0 SdLazy, 4377 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3209.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2025 GetRequests, 1970 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 125.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=5203occurred in iteration=35, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1446.9ms AutomataMinimizationTime, 40 MinimizatonAttempts, 4714 StatesRemovedByMinimization, 36 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 288 NumberOfFragments, 2564 HoareAnnotationTreeSize, 29 FomulaSimplifications, 240279 FormulaSimplificationTreeSizeReduction, 1616.9ms HoareSimplificationTime, 29 FomulaSimplificationsInter, 80729 FormulaSimplificationTreeSizeReductionInter, 8607.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 202.7ms SsaConstructionTime, 599.7ms SatisfiabilityAnalysisTime, 5227.5ms InterpolantComputationTime, 5877 NumberOfCodeBlocks, 5877 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 5833 ConstructedInterpolants, 0 QuantifiedInterpolants, 9610 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3898 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 44 InterpolantComputations, 36 PerfectInterpolantSequences, 11045/11093 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: 176]: Loop Invariant Derived loop invariant: (((((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && 2 == blastFlag) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && 2 == blastFlag)) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && blastFlag <= 1)) || (((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && blastFlag <= 1) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (((((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 8640) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 8640 <= s__state) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 2 == blastFlag)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) || (((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((((8672 <= s__state && !(s__state == 16384)) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1) || (((((8672 <= s__state && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state)) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((((((((8576 <= s__s3__tmp__next_state___0 && s__state <= 8640) && 8576 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) || ((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || ((((((!(s__state == 8673) && 8672 <= s__state) && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state))) || ((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && s__state <= 8640) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && s__state <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || ((((!(8192 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512))) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1)) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 1) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((((((((8576 <= s__s3__tmp__next_state___0 && s__state <= 8640) && 8576 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) || ((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || ((((((!(s__state == 8673) && 8672 <= s__state) && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state))) || ((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && s__state <= 8640) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && s__state <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || ((((!(8192 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && blastFlag <= 1) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 2 == blastFlag)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && 8576 <= s__state) && 2 == blastFlag) || ((s__state <= 8640 && 8576 <= s__state) && blastFlag <= 1) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && 2 == blastFlag) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && 2 == blastFlag)) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && blastFlag <= 1)) || (((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && blastFlag <= 1) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) RESULT: Ultimate proved your program to be correct! [2021-08-27 11:27:12,945 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...