./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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_1a.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 b0b2d978b2f3873db9b988022a041d2d18a2f859 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:29:52,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:29:52,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:29:52,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:29:52,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:29:52,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:29:52,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:29:52,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:29:52,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:29:52,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:29:52,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:29:52,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:29:52,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:29:52,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:29:52,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:29:52,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:29:52,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:29:52,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:29:52,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:29:52,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:29:52,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:29:52,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:29:52,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:29:52,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:29:52,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:29:52,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:29:52,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:29:52,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:29:52,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:29:52,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:29:52,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:29:52,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:29:52,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:29:52,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:29:52,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:29:52,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:29:52,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:29:52,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:29:52,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:29:52,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:29:52,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:29:52,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-10-20 06:29:52,580 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:29:52,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:29:52,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:29:52,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:29:52,582 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:29:52,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:29:52,583 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:29:52,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:29:52,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:29:52,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:29:52,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:29:52,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 06:29:52,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:29:52,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 06:29:52,585 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-20 06:29:52,585 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:29:52,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 06:29:52,586 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:29:52,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 06:29:52,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:29:52,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:29:52,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:29:52,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:29:52,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:29:52,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:29:52,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:29:52,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 06:29:52,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:29:52,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:29:52,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 06:29:52,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:29:52,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> b0b2d978b2f3873db9b988022a041d2d18a2f859 [2020-10-20 06:29:52,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:29:52,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:29:52,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:29:52,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:29:52,816 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:29:52,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2020-10-20 06:29:52,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/690d42b58/80817a8083fc4fc894c825c813116362/FLAG4c11bbc51 [2020-10-20 06:29:53,471 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:29:53,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2020-10-20 06:29:53,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/690d42b58/80817a8083fc4fc894c825c813116362/FLAG4c11bbc51 [2020-10-20 06:29:53,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/690d42b58/80817a8083fc4fc894c825c813116362 [2020-10-20 06:29:53,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:29:53,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 06:29:53,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:29:53,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:29:53,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:29:53,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:53" (1/1) ... [2020-10-20 06:29:53,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0dd090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:53, skipping insertion in model container [2020-10-20 06:29:53,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:53" (1/1) ... [2020-10-20 06:29:53,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:29:53,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:29:54,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:29:54,198 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:29:54,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:29:54,283 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:29:54,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54 WrapperNode [2020-10-20 06:29:54,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:29:54,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 06:29:54,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 06:29:54,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 06:29:54,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 06:29:54,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:29:54,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:29:54,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:29:54,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... [2020-10-20 06:29:54,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:29:54,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:29:54,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:29:54,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:29:54,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:29:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 06:29:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 06:29:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:29:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:29:54,621 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-20 06:29:55,304 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-20 06:29:55,304 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-20 06:29:55,317 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:29:55,317 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-20 06:29:55,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:55 BoogieIcfgContainer [2020-10-20 06:29:55,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:29:55,321 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 06:29:55,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 06:29:55,325 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 06:29:55,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:29:53" (1/3) ... [2020-10-20 06:29:55,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782e3b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:29:55, skipping insertion in model container [2020-10-20 06:29:55,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:54" (2/3) ... [2020-10-20 06:29:55,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782e3b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:29:55, skipping insertion in model container [2020-10-20 06:29:55,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:55" (3/3) ... [2020-10-20 06:29:55,331 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.BV.c.cil.c [2020-10-20 06:29:55,345 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 06:29:55,353 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 06:29:55,374 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-20 06:29:55,402 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 06:29:55,402 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 06:29:55,403 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 06:29:55,403 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:29:55,403 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:29:55,403 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 06:29:55,403 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:29:55,404 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 06:29:55,424 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-10-20 06:29:55,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 06:29:55,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:55,433 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:29:55,434 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:55,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:55,440 INFO L82 PathProgramCache]: Analyzing trace with hash -580333898, now seen corresponding path program 1 times [2020-10-20 06:29:55,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:55,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805318213] [2020-10-20 06:29:55,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:55,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805318213] [2020-10-20 06:29:55,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:55,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:55,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507778458] [2020-10-20 06:29:55,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:55,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:55,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:55,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:55,687 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2020-10-20 06:29:55,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:55,989 INFO L93 Difference]: Finished difference Result 313 states and 521 transitions. [2020-10-20 06:29:55,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:55,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2020-10-20 06:29:55,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:56,015 INFO L225 Difference]: With dead ends: 313 [2020-10-20 06:29:56,015 INFO L226 Difference]: Without dead ends: 150 [2020-10-20 06:29:56,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-10-20 06:29:56,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2020-10-20 06:29:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-20 06:29:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 225 transitions. [2020-10-20 06:29:56,071 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 225 transitions. Word has length 18 [2020-10-20 06:29:56,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:56,071 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 225 transitions. [2020-10-20 06:29:56,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2020-10-20 06:29:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 06:29:56,073 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:56,073 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:29:56,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 06:29:56,074 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:56,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:56,074 INFO L82 PathProgramCache]: Analyzing trace with hash -1061870123, now seen corresponding path program 1 times [2020-10-20 06:29:56,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:56,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685582265] [2020-10-20 06:29:56,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:56,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685582265] [2020-10-20 06:29:56,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:56,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:56,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711387960] [2020-10-20 06:29:56,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:56,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:56,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:56,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,149 INFO L87 Difference]: Start difference. First operand 150 states and 225 transitions. Second operand 3 states. [2020-10-20 06:29:56,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:56,332 INFO L93 Difference]: Finished difference Result 302 states and 451 transitions. [2020-10-20 06:29:56,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:56,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 06:29:56,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:56,334 INFO L225 Difference]: With dead ends: 302 [2020-10-20 06:29:56,335 INFO L226 Difference]: Without dead ends: 160 [2020-10-20 06:29:56,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-20 06:29:56,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 151. [2020-10-20 06:29:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-20 06:29:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 226 transitions. [2020-10-20 06:29:56,351 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 226 transitions. Word has length 19 [2020-10-20 06:29:56,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:56,351 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 226 transitions. [2020-10-20 06:29:56,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:56,352 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2020-10-20 06:29:56,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 06:29:56,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:56,354 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:29:56,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 06:29:56,354 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:56,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:56,355 INFO L82 PathProgramCache]: Analyzing trace with hash 323589326, now seen corresponding path program 1 times [2020-10-20 06:29:56,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:56,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110490254] [2020-10-20 06:29:56,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:56,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110490254] [2020-10-20 06:29:56,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:56,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:56,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363912769] [2020-10-20 06:29:56,405 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:56,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:56,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:56,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,406 INFO L87 Difference]: Start difference. First operand 151 states and 226 transitions. Second operand 3 states. [2020-10-20 06:29:56,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:56,573 INFO L93 Difference]: Finished difference Result 304 states and 453 transitions. [2020-10-20 06:29:56,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:56,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 06:29:56,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:56,576 INFO L225 Difference]: With dead ends: 304 [2020-10-20 06:29:56,576 INFO L226 Difference]: Without dead ends: 161 [2020-10-20 06:29:56,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-20 06:29:56,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 152. [2020-10-20 06:29:56,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-20 06:29:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 227 transitions. [2020-10-20 06:29:56,591 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 227 transitions. Word has length 20 [2020-10-20 06:29:56,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:56,592 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 227 transitions. [2020-10-20 06:29:56,592 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 227 transitions. [2020-10-20 06:29:56,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-20 06:29:56,594 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:56,594 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:29:56,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 06:29:56,595 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:56,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:56,595 INFO L82 PathProgramCache]: Analyzing trace with hash -659408240, now seen corresponding path program 1 times [2020-10-20 06:29:56,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:56,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174620328] [2020-10-20 06:29:56,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:56,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174620328] [2020-10-20 06:29:56,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:56,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:56,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63723137] [2020-10-20 06:29:56,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:56,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:56,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:56,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,710 INFO L87 Difference]: Start difference. First operand 152 states and 227 transitions. Second operand 3 states. [2020-10-20 06:29:56,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:56,894 INFO L93 Difference]: Finished difference Result 306 states and 455 transitions. [2020-10-20 06:29:56,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:56,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2020-10-20 06:29:56,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:56,895 INFO L225 Difference]: With dead ends: 306 [2020-10-20 06:29:56,896 INFO L226 Difference]: Without dead ends: 162 [2020-10-20 06:29:56,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-20 06:29:56,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 153. [2020-10-20 06:29:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-10-20 06:29:56,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 228 transitions. [2020-10-20 06:29:56,913 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 228 transitions. Word has length 21 [2020-10-20 06:29:56,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:56,913 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 228 transitions. [2020-10-20 06:29:56,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:56,913 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2020-10-20 06:29:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 06:29:56,914 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:56,914 INFO L422 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] [2020-10-20 06:29:56,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 06:29:56,915 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:56,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:56,916 INFO L82 PathProgramCache]: Analyzing trace with hash -2050129239, now seen corresponding path program 1 times [2020-10-20 06:29:56,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:56,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194320532] [2020-10-20 06:29:56,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:56,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:56,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194320532] [2020-10-20 06:29:56,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:56,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:56,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530241461] [2020-10-20 06:29:56,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:56,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:56,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:56,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:56,958 INFO L87 Difference]: Start difference. First operand 153 states and 228 transitions. Second operand 3 states. [2020-10-20 06:29:57,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:57,136 INFO L93 Difference]: Finished difference Result 308 states and 457 transitions. [2020-10-20 06:29:57,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:57,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-20 06:29:57,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:57,140 INFO L225 Difference]: With dead ends: 308 [2020-10-20 06:29:57,140 INFO L226 Difference]: Without dead ends: 163 [2020-10-20 06:29:57,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-10-20 06:29:57,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 154. [2020-10-20 06:29:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-20 06:29:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 229 transitions. [2020-10-20 06:29:57,160 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 229 transitions. Word has length 22 [2020-10-20 06:29:57,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:57,160 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 229 transitions. [2020-10-20 06:29:57,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 229 transitions. [2020-10-20 06:29:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-20 06:29:57,166 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:57,167 INFO L422 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, 1, 1] [2020-10-20 06:29:57,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 06:29:57,167 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:57,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:57,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1990190120, now seen corresponding path program 1 times [2020-10-20 06:29:57,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:57,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836767366] [2020-10-20 06:29:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:29:57,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836767366] [2020-10-20 06:29:57,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:57,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:57,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237895874] [2020-10-20 06:29:57,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:57,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:57,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:57,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,260 INFO L87 Difference]: Start difference. First operand 154 states and 229 transitions. Second operand 3 states. [2020-10-20 06:29:57,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:57,440 INFO L93 Difference]: Finished difference Result 331 states and 499 transitions. [2020-10-20 06:29:57,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:57,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-20 06:29:57,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:57,442 INFO L225 Difference]: With dead ends: 331 [2020-10-20 06:29:57,442 INFO L226 Difference]: Without dead ends: 185 [2020-10-20 06:29:57,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-10-20 06:29:57,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2020-10-20 06:29:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-10-20 06:29:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 281 transitions. [2020-10-20 06:29:57,452 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 281 transitions. Word has length 47 [2020-10-20 06:29:57,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:57,452 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 281 transitions. [2020-10-20 06:29:57,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 281 transitions. [2020-10-20 06:29:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-20 06:29:57,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:57,455 INFO L422 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, 1, 1] [2020-10-20 06:29:57,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 06:29:57,455 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:57,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:57,456 INFO L82 PathProgramCache]: Analyzing trace with hash -1367947310, now seen corresponding path program 1 times [2020-10-20 06:29:57,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:57,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693640251] [2020-10-20 06:29:57,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:57,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693640251] [2020-10-20 06:29:57,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:57,497 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:57,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946157316] [2020-10-20 06:29:57,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:57,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:57,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:57,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,498 INFO L87 Difference]: Start difference. First operand 185 states and 281 transitions. Second operand 3 states. [2020-10-20 06:29:57,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:57,639 INFO L93 Difference]: Finished difference Result 380 states and 575 transitions. [2020-10-20 06:29:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:57,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-10-20 06:29:57,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:57,642 INFO L225 Difference]: With dead ends: 380 [2020-10-20 06:29:57,642 INFO L226 Difference]: Without dead ends: 203 [2020-10-20 06:29:57,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-10-20 06:29:57,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 201. [2020-10-20 06:29:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-20 06:29:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 302 transitions. [2020-10-20 06:29:57,653 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 302 transitions. Word has length 59 [2020-10-20 06:29:57,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:57,653 INFO L481 AbstractCegarLoop]: Abstraction has 201 states and 302 transitions. [2020-10-20 06:29:57,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 302 transitions. [2020-10-20 06:29:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-20 06:29:57,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:57,656 INFO L422 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, 1, 1] [2020-10-20 06:29:57,656 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 06:29:57,656 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:57,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:57,657 INFO L82 PathProgramCache]: Analyzing trace with hash -2136164213, now seen corresponding path program 1 times [2020-10-20 06:29:57,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:57,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298641121] [2020-10-20 06:29:57,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:57,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298641121] [2020-10-20 06:29:57,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:57,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:57,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527014123] [2020-10-20 06:29:57,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:57,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:57,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:57,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,713 INFO L87 Difference]: Start difference. First operand 201 states and 302 transitions. Second operand 3 states. [2020-10-20 06:29:57,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:57,840 INFO L93 Difference]: Finished difference Result 397 states and 596 transitions. [2020-10-20 06:29:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:57,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-10-20 06:29:57,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:57,842 INFO L225 Difference]: With dead ends: 397 [2020-10-20 06:29:57,842 INFO L226 Difference]: Without dead ends: 204 [2020-10-20 06:29:57,843 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-10-20 06:29:57,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 202. [2020-10-20 06:29:57,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-20 06:29:57,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 302 transitions. [2020-10-20 06:29:57,852 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 302 transitions. Word has length 60 [2020-10-20 06:29:57,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:57,853 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 302 transitions. [2020-10-20 06:29:57,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 302 transitions. [2020-10-20 06:29:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-20 06:29:57,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:57,854 INFO L422 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, 1, 1] [2020-10-20 06:29:57,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 06:29:57,855 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:57,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:57,855 INFO L82 PathProgramCache]: Analyzing trace with hash -956503025, now seen corresponding path program 1 times [2020-10-20 06:29:57,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:57,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559620353] [2020-10-20 06:29:57,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:57,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:57,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559620353] [2020-10-20 06:29:57,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:57,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:57,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516068416] [2020-10-20 06:29:57,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:57,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:57,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:57,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:57,942 INFO L87 Difference]: Start difference. First operand 202 states and 302 transitions. Second operand 3 states. [2020-10-20 06:29:58,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:58,178 INFO L93 Difference]: Finished difference Result 440 states and 667 transitions. [2020-10-20 06:29:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:58,178 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-10-20 06:29:58,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:58,180 INFO L225 Difference]: With dead ends: 440 [2020-10-20 06:29:58,180 INFO L226 Difference]: Without dead ends: 246 [2020-10-20 06:29:58,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-20 06:29:58,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 244. [2020-10-20 06:29:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-20 06:29:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 373 transitions. [2020-10-20 06:29:58,194 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 373 transitions. Word has length 73 [2020-10-20 06:29:58,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:58,194 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 373 transitions. [2020-10-20 06:29:58,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 373 transitions. [2020-10-20 06:29:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-20 06:29:58,196 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:58,196 INFO L422 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, 1, 1] [2020-10-20 06:29:58,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 06:29:58,196 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:58,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:58,197 INFO L82 PathProgramCache]: Analyzing trace with hash 603125704, now seen corresponding path program 1 times [2020-10-20 06:29:58,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:58,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627087379] [2020-10-20 06:29:58,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:58,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627087379] [2020-10-20 06:29:58,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:58,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:58,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807143867] [2020-10-20 06:29:58,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:58,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:58,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:58,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,241 INFO L87 Difference]: Start difference. First operand 244 states and 373 transitions. Second operand 3 states. [2020-10-20 06:29:58,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:58,402 INFO L93 Difference]: Finished difference Result 514 states and 789 transitions. [2020-10-20 06:29:58,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:58,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-10-20 06:29:58,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:58,404 INFO L225 Difference]: With dead ends: 514 [2020-10-20 06:29:58,405 INFO L226 Difference]: Without dead ends: 278 [2020-10-20 06:29:58,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-10-20 06:29:58,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 271. [2020-10-20 06:29:58,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2020-10-20 06:29:58,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 413 transitions. [2020-10-20 06:29:58,417 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 413 transitions. Word has length 74 [2020-10-20 06:29:58,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:58,418 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 413 transitions. [2020-10-20 06:29:58,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 413 transitions. [2020-10-20 06:29:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-20 06:29:58,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:58,419 INFO L422 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, 1, 1] [2020-10-20 06:29:58,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 06:29:58,420 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:58,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:58,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1649015640, now seen corresponding path program 1 times [2020-10-20 06:29:58,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:58,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830764325] [2020-10-20 06:29:58,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:58,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830764325] [2020-10-20 06:29:58,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:58,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:58,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606603734] [2020-10-20 06:29:58,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:58,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:58,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:58,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,459 INFO L87 Difference]: Start difference. First operand 271 states and 413 transitions. Second operand 3 states. [2020-10-20 06:29:58,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:58,645 INFO L93 Difference]: Finished difference Result 537 states and 818 transitions. [2020-10-20 06:29:58,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:58,646 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-10-20 06:29:58,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:58,649 INFO L225 Difference]: With dead ends: 537 [2020-10-20 06:29:58,649 INFO L226 Difference]: Without dead ends: 274 [2020-10-20 06:29:58,650 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-10-20 06:29:58,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 272. [2020-10-20 06:29:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-10-20 06:29:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 413 transitions. [2020-10-20 06:29:58,664 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 413 transitions. Word has length 74 [2020-10-20 06:29:58,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:58,664 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 413 transitions. [2020-10-20 06:29:58,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 413 transitions. [2020-10-20 06:29:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-20 06:29:58,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:58,667 INFO L422 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, 1, 1] [2020-10-20 06:29:58,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 06:29:58,668 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:58,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:58,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1207629393, now seen corresponding path program 1 times [2020-10-20 06:29:58,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:58,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272499568] [2020-10-20 06:29:58,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:58,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272499568] [2020-10-20 06:29:58,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:58,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:58,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392418706] [2020-10-20 06:29:58,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:58,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:58,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:58,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,707 INFO L87 Difference]: Start difference. First operand 272 states and 413 transitions. Second operand 3 states. [2020-10-20 06:29:58,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:58,875 INFO L93 Difference]: Finished difference Result 543 states and 826 transitions. [2020-10-20 06:29:58,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:58,876 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-10-20 06:29:58,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:58,878 INFO L225 Difference]: With dead ends: 543 [2020-10-20 06:29:58,878 INFO L226 Difference]: Without dead ends: 279 [2020-10-20 06:29:58,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-20 06:29:58,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 272. [2020-10-20 06:29:58,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-10-20 06:29:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 410 transitions. [2020-10-20 06:29:58,890 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 410 transitions. Word has length 75 [2020-10-20 06:29:58,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:58,890 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 410 transitions. [2020-10-20 06:29:58,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 410 transitions. [2020-10-20 06:29:58,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-20 06:29:58,891 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:58,892 INFO L422 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, 1, 1] [2020-10-20 06:29:58,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 06:29:58,892 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:58,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:58,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1576887455, now seen corresponding path program 1 times [2020-10-20 06:29:58,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:58,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761082764] [2020-10-20 06:29:58,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:58,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761082764] [2020-10-20 06:29:58,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:58,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:58,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589291026] [2020-10-20 06:29:58,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:58,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:58,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:58,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:58,934 INFO L87 Difference]: Start difference. First operand 272 states and 410 transitions. Second operand 3 states. [2020-10-20 06:29:59,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:59,107 INFO L93 Difference]: Finished difference Result 583 states and 882 transitions. [2020-10-20 06:29:59,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:59,108 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2020-10-20 06:29:59,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:59,110 INFO L225 Difference]: With dead ends: 583 [2020-10-20 06:29:59,110 INFO L226 Difference]: Without dead ends: 319 [2020-10-20 06:29:59,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-10-20 06:29:59,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 315. [2020-10-20 06:29:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2020-10-20 06:29:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 479 transitions. [2020-10-20 06:29:59,124 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 479 transitions. Word has length 90 [2020-10-20 06:29:59,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:59,125 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 479 transitions. [2020-10-20 06:29:59,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 479 transitions. [2020-10-20 06:29:59,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-20 06:29:59,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:59,126 INFO L422 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, 1, 1, 1] [2020-10-20 06:29:59,126 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-20 06:29:59,127 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:59,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:59,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1659002301, now seen corresponding path program 1 times [2020-10-20 06:29:59,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:59,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096003972] [2020-10-20 06:29:59,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 06:29:59,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096003972] [2020-10-20 06:29:59,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:59,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:59,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803611583] [2020-10-20 06:29:59,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:59,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:59,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:59,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,177 INFO L87 Difference]: Start difference. First operand 315 states and 479 transitions. Second operand 3 states. [2020-10-20 06:29:59,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:59,338 INFO L93 Difference]: Finished difference Result 638 states and 973 transitions. [2020-10-20 06:29:59,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:59,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2020-10-20 06:29:59,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:59,341 INFO L225 Difference]: With dead ends: 638 [2020-10-20 06:29:59,341 INFO L226 Difference]: Without dead ends: 329 [2020-10-20 06:29:59,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-10-20 06:29:59,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 325. [2020-10-20 06:29:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-10-20 06:29:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 498 transitions. [2020-10-20 06:29:59,354 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 498 transitions. Word has length 91 [2020-10-20 06:29:59,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:59,355 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 498 transitions. [2020-10-20 06:29:59,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 498 transitions. [2020-10-20 06:29:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-20 06:29:59,356 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:59,356 INFO L422 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, 1, 1] [2020-10-20 06:29:59,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-20 06:29:59,357 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:59,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:59,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1994556924, now seen corresponding path program 1 times [2020-10-20 06:29:59,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:59,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878445589] [2020-10-20 06:29:59,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-20 06:29:59,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878445589] [2020-10-20 06:29:59,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:59,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:59,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180218822] [2020-10-20 06:29:59,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:59,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:59,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:59,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,402 INFO L87 Difference]: Start difference. First operand 325 states and 498 transitions. Second operand 3 states. [2020-10-20 06:29:59,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:59,545 INFO L93 Difference]: Finished difference Result 679 states and 1043 transitions. [2020-10-20 06:29:59,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:59,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-10-20 06:29:59,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:59,549 INFO L225 Difference]: With dead ends: 679 [2020-10-20 06:29:59,549 INFO L226 Difference]: Without dead ends: 362 [2020-10-20 06:29:59,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-10-20 06:29:59,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 350. [2020-10-20 06:29:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-10-20 06:29:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 532 transitions. [2020-10-20 06:29:59,566 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 532 transitions. Word has length 100 [2020-10-20 06:29:59,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:59,566 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 532 transitions. [2020-10-20 06:29:59,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:59,567 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 532 transitions. [2020-10-20 06:29:59,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-20 06:29:59,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:59,568 INFO L422 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, 1, 1] [2020-10-20 06:29:59,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-20 06:29:59,569 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:59,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:59,569 INFO L82 PathProgramCache]: Analyzing trace with hash 98352259, now seen corresponding path program 1 times [2020-10-20 06:29:59,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:59,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441093853] [2020-10-20 06:29:59,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-20 06:29:59,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441093853] [2020-10-20 06:29:59,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:59,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:59,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286974424] [2020-10-20 06:29:59,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:59,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:59,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:59,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,613 INFO L87 Difference]: Start difference. First operand 350 states and 532 transitions. Second operand 3 states. [2020-10-20 06:29:59,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:29:59,782 INFO L93 Difference]: Finished difference Result 704 states and 1072 transitions. [2020-10-20 06:29:59,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:29:59,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-10-20 06:29:59,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:29:59,785 INFO L225 Difference]: With dead ends: 704 [2020-10-20 06:29:59,785 INFO L226 Difference]: Without dead ends: 362 [2020-10-20 06:29:59,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-10-20 06:29:59,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 350. [2020-10-20 06:29:59,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-10-20 06:29:59,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 527 transitions. [2020-10-20 06:29:59,810 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 527 transitions. Word has length 101 [2020-10-20 06:29:59,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:29:59,811 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 527 transitions. [2020-10-20 06:29:59,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:29:59,811 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 527 transitions. [2020-10-20 06:29:59,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-20 06:29:59,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:59,813 INFO L422 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, 1, 1] [2020-10-20 06:29:59,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-20 06:29:59,814 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:59,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:59,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1920296106, now seen corresponding path program 1 times [2020-10-20 06:29:59,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:59,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632502151] [2020-10-20 06:29:59,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:29:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-10-20 06:29:59,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632502151] [2020-10-20 06:29:59,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:29:59,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:29:59,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123504249] [2020-10-20 06:29:59,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:29:59,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:29:59,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:29:59,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:29:59,862 INFO L87 Difference]: Start difference. First operand 350 states and 527 transitions. Second operand 3 states. [2020-10-20 06:30:00,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:00,011 INFO L93 Difference]: Finished difference Result 719 states and 1082 transitions. [2020-10-20 06:30:00,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:00,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2020-10-20 06:30:00,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:00,014 INFO L225 Difference]: With dead ends: 719 [2020-10-20 06:30:00,014 INFO L226 Difference]: Without dead ends: 377 [2020-10-20 06:30:00,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-20 06:30:00,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 374. [2020-10-20 06:30:00,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-10-20 06:30:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 557 transitions. [2020-10-20 06:30:00,049 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 557 transitions. Word has length 120 [2020-10-20 06:30:00,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:00,049 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 557 transitions. [2020-10-20 06:30:00,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 557 transitions. [2020-10-20 06:30:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-20 06:30:00,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:00,053 INFO L422 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, 1, 1] [2020-10-20 06:30:00,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-20 06:30:00,053 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:00,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:00,054 INFO L82 PathProgramCache]: Analyzing trace with hash -698248943, now seen corresponding path program 1 times [2020-10-20 06:30:00,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:00,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044780369] [2020-10-20 06:30:00,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-10-20 06:30:00,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044780369] [2020-10-20 06:30:00,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:00,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:00,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297765833] [2020-10-20 06:30:00,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:00,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:00,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:00,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,128 INFO L87 Difference]: Start difference. First operand 374 states and 557 transitions. Second operand 3 states. [2020-10-20 06:30:00,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:00,333 INFO L93 Difference]: Finished difference Result 743 states and 1106 transitions. [2020-10-20 06:30:00,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:00,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-10-20 06:30:00,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:00,337 INFO L225 Difference]: With dead ends: 743 [2020-10-20 06:30:00,337 INFO L226 Difference]: Without dead ends: 377 [2020-10-20 06:30:00,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-20 06:30:00,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 374. [2020-10-20 06:30:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-10-20 06:30:00,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 551 transitions. [2020-10-20 06:30:00,362 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 551 transitions. Word has length 121 [2020-10-20 06:30:00,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:00,364 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 551 transitions. [2020-10-20 06:30:00,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 551 transitions. [2020-10-20 06:30:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-20 06:30:00,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:00,368 INFO L422 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, 1, 1, 1] [2020-10-20 06:30:00,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-20 06:30:00,369 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:00,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:00,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1095545664, now seen corresponding path program 1 times [2020-10-20 06:30:00,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:00,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639331301] [2020-10-20 06:30:00,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-20 06:30:00,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639331301] [2020-10-20 06:30:00,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:00,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:00,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707133118] [2020-10-20 06:30:00,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:00,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:00,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:00,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,464 INFO L87 Difference]: Start difference. First operand 374 states and 551 transitions. Second operand 3 states. [2020-10-20 06:30:00,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:00,748 INFO L93 Difference]: Finished difference Result 785 states and 1156 transitions. [2020-10-20 06:30:00,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:00,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-10-20 06:30:00,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:00,752 INFO L225 Difference]: With dead ends: 785 [2020-10-20 06:30:00,752 INFO L226 Difference]: Without dead ends: 419 [2020-10-20 06:30:00,753 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-10-20 06:30:00,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 415. [2020-10-20 06:30:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2020-10-20 06:30:00,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 610 transitions. [2020-10-20 06:30:00,777 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 610 transitions. Word has length 130 [2020-10-20 06:30:00,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:00,778 INFO L481 AbstractCegarLoop]: Abstraction has 415 states and 610 transitions. [2020-10-20 06:30:00,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:00,778 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 610 transitions. [2020-10-20 06:30:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-20 06:30:00,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:00,781 INFO L422 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, 1, 1, 1] [2020-10-20 06:30:00,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-20 06:30:00,782 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:00,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:00,782 INFO L82 PathProgramCache]: Analyzing trace with hash 850220610, now seen corresponding path program 1 times [2020-10-20 06:30:00,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:00,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512535205] [2020-10-20 06:30:00,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-20 06:30:00,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512535205] [2020-10-20 06:30:00,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:00,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:00,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654135510] [2020-10-20 06:30:00,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:00,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:00,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:00,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:00,851 INFO L87 Difference]: Start difference. First operand 415 states and 610 transitions. Second operand 3 states. [2020-10-20 06:30:01,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:01,032 INFO L93 Difference]: Finished difference Result 826 states and 1213 transitions. [2020-10-20 06:30:01,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:01,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-10-20 06:30:01,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:01,035 INFO L225 Difference]: With dead ends: 826 [2020-10-20 06:30:01,035 INFO L226 Difference]: Without dead ends: 417 [2020-10-20 06:30:01,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2020-10-20 06:30:01,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 413. [2020-10-20 06:30:01,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-20 06:30:01,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 605 transitions. [2020-10-20 06:30:01,053 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 605 transitions. Word has length 131 [2020-10-20 06:30:01,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:01,053 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 605 transitions. [2020-10-20 06:30:01,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:01,053 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 605 transitions. [2020-10-20 06:30:01,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-20 06:30:01,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:01,056 INFO L422 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, 1, 1] [2020-10-20 06:30:01,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-20 06:30:01,056 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:01,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:01,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1977670215, now seen corresponding path program 1 times [2020-10-20 06:30:01,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:01,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60514530] [2020-10-20 06:30:01,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-10-20 06:30:01,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60514530] [2020-10-20 06:30:01,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:01,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:01,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532043254] [2020-10-20 06:30:01,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:01,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:01,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:01,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,106 INFO L87 Difference]: Start difference. First operand 413 states and 605 transitions. Second operand 3 states. [2020-10-20 06:30:01,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:01,240 INFO L93 Difference]: Finished difference Result 843 states and 1235 transitions. [2020-10-20 06:30:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:01,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-10-20 06:30:01,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:01,242 INFO L225 Difference]: With dead ends: 843 [2020-10-20 06:30:01,243 INFO L226 Difference]: Without dead ends: 438 [2020-10-20 06:30:01,243 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-10-20 06:30:01,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2020-10-20 06:30:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-10-20 06:30:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 628 transitions. [2020-10-20 06:30:01,263 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 628 transitions. Word has length 141 [2020-10-20 06:30:01,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:01,264 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 628 transitions. [2020-10-20 06:30:01,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 628 transitions. [2020-10-20 06:30:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-20 06:30:01,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:01,268 INFO L422 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, 1, 1] [2020-10-20 06:30:01,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-20 06:30:01,268 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:01,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:01,269 INFO L82 PathProgramCache]: Analyzing trace with hash -2018786222, now seen corresponding path program 1 times [2020-10-20 06:30:01,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:01,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166696171] [2020-10-20 06:30:01,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:01,344 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-10-20 06:30:01,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166696171] [2020-10-20 06:30:01,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:01,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:01,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709738229] [2020-10-20 06:30:01,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:01,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:01,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:01,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,348 INFO L87 Difference]: Start difference. First operand 434 states and 628 transitions. Second operand 3 states. [2020-10-20 06:30:01,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:01,585 INFO L93 Difference]: Finished difference Result 864 states and 1250 transitions. [2020-10-20 06:30:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:01,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-10-20 06:30:01,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:01,591 INFO L225 Difference]: With dead ends: 864 [2020-10-20 06:30:01,591 INFO L226 Difference]: Without dead ends: 438 [2020-10-20 06:30:01,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-10-20 06:30:01,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2020-10-20 06:30:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-10-20 06:30:01,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 620 transitions. [2020-10-20 06:30:01,616 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 620 transitions. Word has length 142 [2020-10-20 06:30:01,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:01,617 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 620 transitions. [2020-10-20 06:30:01,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 620 transitions. [2020-10-20 06:30:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-20 06:30:01,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:01,622 INFO L422 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, 1, 1] [2020-10-20 06:30:01,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-20 06:30:01,622 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:01,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:01,623 INFO L82 PathProgramCache]: Analyzing trace with hash -136164042, now seen corresponding path program 1 times [2020-10-20 06:30:01,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:01,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344835205] [2020-10-20 06:30:01,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-10-20 06:30:01,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344835205] [2020-10-20 06:30:01,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:01,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:01,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429912793] [2020-10-20 06:30:01,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:01,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:01,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:01,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,738 INFO L87 Difference]: Start difference. First operand 434 states and 620 transitions. Second operand 3 states. [2020-10-20 06:30:01,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:01,802 INFO L93 Difference]: Finished difference Result 1280 states and 1824 transitions. [2020-10-20 06:30:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:01,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2020-10-20 06:30:01,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:01,810 INFO L225 Difference]: With dead ends: 1280 [2020-10-20 06:30:01,810 INFO L226 Difference]: Without dead ends: 854 [2020-10-20 06:30:01,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:01,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2020-10-20 06:30:01,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 435. [2020-10-20 06:30:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-10-20 06:30:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 621 transitions. [2020-10-20 06:30:01,844 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 621 transitions. Word has length 157 [2020-10-20 06:30:01,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:01,844 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 621 transitions. [2020-10-20 06:30:01,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:01,845 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 621 transitions. [2020-10-20 06:30:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-20 06:30:01,849 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:01,849 INFO L422 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, 1, 1] [2020-10-20 06:30:01,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-20 06:30:01,850 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:01,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:01,851 INFO L82 PathProgramCache]: Analyzing trace with hash -877621738, now seen corresponding path program 1 times [2020-10-20 06:30:01,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:01,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633244799] [2020-10-20 06:30:01,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:30:01,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633244799] [2020-10-20 06:30:01,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430881641] [2020-10-20 06:30:01,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:30:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:02,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 06:30:02,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:30:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:30:02,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:30:02,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-20 06:30:02,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149122739] [2020-10-20 06:30:02,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:30:02,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:02,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:30:02,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:30:02,198 INFO L87 Difference]: Start difference. First operand 435 states and 621 transitions. Second operand 4 states. [2020-10-20 06:30:02,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:02,762 INFO L93 Difference]: Finished difference Result 1356 states and 1933 transitions. [2020-10-20 06:30:02,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:30:02,763 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 157 [2020-10-20 06:30:02,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:02,768 INFO L225 Difference]: With dead ends: 1356 [2020-10-20 06:30:02,769 INFO L226 Difference]: Without dead ends: 904 [2020-10-20 06:30:02,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:30:02,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2020-10-20 06:30:02,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 533. [2020-10-20 06:30:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2020-10-20 06:30:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 762 transitions. [2020-10-20 06:30:02,811 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 762 transitions. Word has length 157 [2020-10-20 06:30:02,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:02,812 INFO L481 AbstractCegarLoop]: Abstraction has 533 states and 762 transitions. [2020-10-20 06:30:02,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:30:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 762 transitions. [2020-10-20 06:30:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-20 06:30:02,817 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:02,817 INFO L422 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, 1, 1] [2020-10-20 06:30:03,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-10-20 06:30:03,021 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:03,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:03,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1902183378, now seen corresponding path program 1 times [2020-10-20 06:30:03,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:03,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479614293] [2020-10-20 06:30:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:30:03,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479614293] [2020-10-20 06:30:03,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853225380] [2020-10-20 06:30:03,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:30:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:03,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 06:30:03,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:30:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:30:03,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:30:03,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-20 06:30:03,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488659369] [2020-10-20 06:30:03,227 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:30:03,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:03,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:30:03,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:30:03,228 INFO L87 Difference]: Start difference. First operand 533 states and 762 transitions. Second operand 4 states. [2020-10-20 06:30:03,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:03,596 INFO L93 Difference]: Finished difference Result 1477 states and 2099 transitions. [2020-10-20 06:30:03,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:30:03,596 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 159 [2020-10-20 06:30:03,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:03,602 INFO L225 Difference]: With dead ends: 1477 [2020-10-20 06:30:03,602 INFO L226 Difference]: Without dead ends: 952 [2020-10-20 06:30:03,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:30:03,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-20 06:30:03,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 588. [2020-10-20 06:30:03,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-20 06:30:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 802 transitions. [2020-10-20 06:30:03,635 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 802 transitions. Word has length 159 [2020-10-20 06:30:03,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:03,636 INFO L481 AbstractCegarLoop]: Abstraction has 588 states and 802 transitions. [2020-10-20 06:30:03,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:30:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 802 transitions. [2020-10-20 06:30:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-20 06:30:03,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:03,639 INFO L422 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, 1, 1, 1] [2020-10-20 06:30:03,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-10-20 06:30:03,853 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:03,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:03,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1057676942, now seen corresponding path program 1 times [2020-10-20 06:30:03,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:03,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616864704] [2020-10-20 06:30:03,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-20 06:30:03,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616864704] [2020-10-20 06:30:03,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058280613] [2020-10-20 06:30:03,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:30:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:04,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 06:30:04,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:30:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-20 06:30:04,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:30:04,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-20 06:30:04,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271003792] [2020-10-20 06:30:04,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:30:04,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:04,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:30:04,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:30:04,070 INFO L87 Difference]: Start difference. First operand 588 states and 802 transitions. Second operand 4 states. [2020-10-20 06:30:04,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:04,492 INFO L93 Difference]: Finished difference Result 1485 states and 2023 transitions. [2020-10-20 06:30:04,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:30:04,493 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 167 [2020-10-20 06:30:04,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:04,500 INFO L225 Difference]: With dead ends: 1485 [2020-10-20 06:30:04,500 INFO L226 Difference]: Without dead ends: 898 [2020-10-20 06:30:04,502 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:30:04,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2020-10-20 06:30:04,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 516. [2020-10-20 06:30:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-20 06:30:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 701 transitions. [2020-10-20 06:30:04,546 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 701 transitions. Word has length 167 [2020-10-20 06:30:04,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:04,547 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 701 transitions. [2020-10-20 06:30:04,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:30:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 701 transitions. [2020-10-20 06:30:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-20 06:30:04,552 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:04,552 INFO L422 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, 1, 1, 1] [2020-10-20 06:30:04,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2020-10-20 06:30:04,765 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:04,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:04,766 INFO L82 PathProgramCache]: Analyzing trace with hash 2140887848, now seen corresponding path program 1 times [2020-10-20 06:30:04,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:04,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402912644] [2020-10-20 06:30:04,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-20 06:30:04,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402912644] [2020-10-20 06:30:04,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:04,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:04,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085105933] [2020-10-20 06:30:04,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:04,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:04,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:04,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:04,895 INFO L87 Difference]: Start difference. First operand 516 states and 701 transitions. Second operand 3 states. [2020-10-20 06:30:04,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:04,962 INFO L93 Difference]: Finished difference Result 1227 states and 1657 transitions. [2020-10-20 06:30:04,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:04,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-10-20 06:30:04,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:04,967 INFO L225 Difference]: With dead ends: 1227 [2020-10-20 06:30:04,968 INFO L226 Difference]: Without dead ends: 478 [2020-10-20 06:30:04,970 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:04,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2020-10-20 06:30:05,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 478. [2020-10-20 06:30:05,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2020-10-20 06:30:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 649 transitions. [2020-10-20 06:30:05,005 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 649 transitions. Word has length 169 [2020-10-20 06:30:05,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:05,005 INFO L481 AbstractCegarLoop]: Abstraction has 478 states and 649 transitions. [2020-10-20 06:30:05,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 649 transitions. [2020-10-20 06:30:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-20 06:30:05,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:05,010 INFO L422 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, 1, 1, 1] [2020-10-20 06:30:05,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-20 06:30:05,010 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:05,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:05,011 INFO L82 PathProgramCache]: Analyzing trace with hash -873338986, now seen corresponding path program 1 times [2020-10-20 06:30:05,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:05,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022843465] [2020-10-20 06:30:05,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2020-10-20 06:30:05,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022843465] [2020-10-20 06:30:05,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:05,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:05,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776734684] [2020-10-20 06:30:05,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:05,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:05,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:05,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:05,144 INFO L87 Difference]: Start difference. First operand 478 states and 649 transitions. Second operand 3 states. [2020-10-20 06:30:05,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:05,371 INFO L93 Difference]: Finished difference Result 965 states and 1305 transitions. [2020-10-20 06:30:05,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:05,372 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2020-10-20 06:30:05,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:05,376 INFO L225 Difference]: With dead ends: 965 [2020-10-20 06:30:05,377 INFO L226 Difference]: Without dead ends: 483 [2020-10-20 06:30:05,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:05,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-10-20 06:30:05,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 479. [2020-10-20 06:30:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-20 06:30:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 640 transitions. [2020-10-20 06:30:05,417 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 640 transitions. Word has length 201 [2020-10-20 06:30:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:05,418 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 640 transitions. [2020-10-20 06:30:05,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 640 transitions. [2020-10-20 06:30:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2020-10-20 06:30:05,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:05,431 INFO L422 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, 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] [2020-10-20 06:30:05,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-20 06:30:05,431 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:05,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:05,432 INFO L82 PathProgramCache]: Analyzing trace with hash 840195126, now seen corresponding path program 1 times [2020-10-20 06:30:05,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:05,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571274015] [2020-10-20 06:30:05,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 700 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2020-10-20 06:30:05,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571274015] [2020-10-20 06:30:05,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:05,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:05,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122300925] [2020-10-20 06:30:05,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:05,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:05,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:05,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:05,717 INFO L87 Difference]: Start difference. First operand 479 states and 640 transitions. Second operand 3 states. [2020-10-20 06:30:05,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:05,888 INFO L93 Difference]: Finished difference Result 986 states and 1311 transitions. [2020-10-20 06:30:05,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:05,889 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2020-10-20 06:30:05,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:05,893 INFO L225 Difference]: With dead ends: 986 [2020-10-20 06:30:05,893 INFO L226 Difference]: Without dead ends: 515 [2020-10-20 06:30:05,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:05,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2020-10-20 06:30:05,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 513. [2020-10-20 06:30:05,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-20 06:30:05,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 679 transitions. [2020-10-20 06:30:05,920 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 679 transitions. Word has length 340 [2020-10-20 06:30:05,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:05,920 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 679 transitions. [2020-10-20 06:30:05,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2020-10-20 06:30:05,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-10-20 06:30:05,928 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:05,929 INFO L422 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, 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] [2020-10-20 06:30:05,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-20 06:30:05,929 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:05,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:05,930 INFO L82 PathProgramCache]: Analyzing trace with hash 299615116, now seen corresponding path program 1 times [2020-10-20 06:30:05,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:05,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806532913] [2020-10-20 06:30:05,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1424 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2020-10-20 06:30:06,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806532913] [2020-10-20 06:30:06,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:06,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:06,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160429793] [2020-10-20 06:30:06,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:06,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:06,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:06,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:06,124 INFO L87 Difference]: Start difference. First operand 513 states and 679 transitions. Second operand 3 states. [2020-10-20 06:30:06,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:06,282 INFO L93 Difference]: Finished difference Result 1056 states and 1393 transitions. [2020-10-20 06:30:06,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:06,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2020-10-20 06:30:06,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:06,287 INFO L225 Difference]: With dead ends: 1056 [2020-10-20 06:30:06,287 INFO L226 Difference]: Without dead ends: 551 [2020-10-20 06:30:06,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:06,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2020-10-20 06:30:06,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 549. [2020-10-20 06:30:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-10-20 06:30:06,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 720 transitions. [2020-10-20 06:30:06,324 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 720 transitions. Word has length 371 [2020-10-20 06:30:06,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:06,325 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 720 transitions. [2020-10-20 06:30:06,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 720 transitions. [2020-10-20 06:30:06,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2020-10-20 06:30:06,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:06,333 INFO L422 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, 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, 1, 1] [2020-10-20 06:30:06,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-20 06:30:06,333 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:06,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:06,334 INFO L82 PathProgramCache]: Analyzing trace with hash 521510171, now seen corresponding path program 1 times [2020-10-20 06:30:06,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:06,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595579286] [2020-10-20 06:30:06,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 970 proven. 0 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2020-10-20 06:30:06,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595579286] [2020-10-20 06:30:06,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:30:06,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:30:06,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012874074] [2020-10-20 06:30:06,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:30:06,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:06,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:30:06,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:06,605 INFO L87 Difference]: Start difference. First operand 549 states and 720 transitions. Second operand 3 states. [2020-10-20 06:30:06,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:06,656 INFO L93 Difference]: Finished difference Result 1500 states and 1957 transitions. [2020-10-20 06:30:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:30:06,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 404 [2020-10-20 06:30:06,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:06,663 INFO L225 Difference]: With dead ends: 1500 [2020-10-20 06:30:06,664 INFO L226 Difference]: Without dead ends: 959 [2020-10-20 06:30:06,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:30:06,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2020-10-20 06:30:06,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 959. [2020-10-20 06:30:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2020-10-20 06:30:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1245 transitions. [2020-10-20 06:30:06,712 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1245 transitions. Word has length 404 [2020-10-20 06:30:06,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:06,713 INFO L481 AbstractCegarLoop]: Abstraction has 959 states and 1245 transitions. [2020-10-20 06:30:06,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:30:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1245 transitions. [2020-10-20 06:30:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2020-10-20 06:30:06,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:30:06,731 INFO L422 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, 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, 1, 1] [2020-10-20 06:30:06,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-20 06:30:06,732 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:30:06,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:30:06,733 INFO L82 PathProgramCache]: Analyzing trace with hash 810329561, now seen corresponding path program 1 times [2020-10-20 06:30:06,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:30:06,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404660637] [2020-10-20 06:30:06,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:30:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 354 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2020-10-20 06:30:07,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404660637] [2020-10-20 06:30:07,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111634874] [2020-10-20 06:30:07,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:30:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:30:07,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 06:30:07,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:30:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 354 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2020-10-20 06:30:07,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:30:07,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-10-20 06:30:07,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680237920] [2020-10-20 06:30:07,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 06:30:07,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:30:07,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 06:30:07,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-20 06:30:07,369 INFO L87 Difference]: Start difference. First operand 959 states and 1245 transitions. Second operand 6 states. [2020-10-20 06:30:07,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:30:07,681 INFO L93 Difference]: Finished difference Result 2294 states and 3012 transitions. [2020-10-20 06:30:07,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:30:07,681 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 404 [2020-10-20 06:30:07,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:30:07,683 INFO L225 Difference]: With dead ends: 2294 [2020-10-20 06:30:07,683 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 06:30:07,687 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:30:07,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 06:30:07,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 06:30:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 06:30:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 06:30:07,689 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 404 [2020-10-20 06:30:07,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:30:07,690 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:30:07,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 06:30:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 06:30:07,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 06:30:07,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:30:07,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 06:30:08,800 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-10-20 06:30:09,164 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-10-20 06:30:09,577 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 14 [2020-10-20 06:30:09,852 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2020-10-20 06:30:10,100 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-10-20 06:30:10,515 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 62 [2020-10-20 06:30:10,727 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2020-10-20 06:30:11,107 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 29 [2020-10-20 06:30:11,325 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-10-20 06:30:11,545 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-10-20 06:30:11,823 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2020-10-20 06:30:12,045 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-10-20 06:30:12,260 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-10-20 06:30:12,463 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2020-10-20 06:30:12,704 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 14 [2020-10-20 06:30:12,918 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2020-10-20 06:30:13,128 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2020-10-20 06:30:15,002 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 182 DAG size of output: 72 [2020-10-20 06:30:15,278 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 53 [2020-10-20 06:30:17,150 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 182 DAG size of output: 72 [2020-10-20 06:30:17,339 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 6 [2020-10-20 06:30:17,343 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 262) no Hoare annotation was computed. [2020-10-20 06:30:17,344 INFO L270 CegarLoopResult]: At program point L168(lines 167 609) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse16 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse5 .cse6 .cse7 .cse8 .cse16 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse16 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-10-20 06:30:17,344 INFO L270 CegarLoopResult]: At program point L135(lines 128 622) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-10-20 06:30:17,344 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-20 06:30:17,344 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 06:30:17,344 INFO L274 CegarLoopResult]: For program point L631(lines 631 659) no Hoare annotation was computed. [2020-10-20 06:30:17,344 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-10-20 06:30:17,344 INFO L274 CegarLoopResult]: For program point L632(lines 632 656) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L566-2(lines 566 570) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L500-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L203(lines 203 597) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L170(lines 170 608) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L137(lines 137 619) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L104(lines 104 630) no Hoare annotation was computed. [2020-10-20 06:30:17,345 INFO L274 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L633(lines 633 642) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 670) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L633-2(lines 632 654) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L270 CegarLoopResult]: At program point L204(lines 200 598) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,346 INFO L270 CegarLoopResult]: At program point L105(lines 104 630) the Hoare annotation is: false [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L304-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,346 INFO L274 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L206(lines 206 596) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L173(lines 173 607) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L140(lines 140 618) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L107(lines 107 629) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L274 CegarLoopResult]: For program point L339-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,347 INFO L270 CegarLoopResult]: At program point L207(lines 206 596) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-10-20 06:30:17,347 INFO L270 CegarLoopResult]: At program point L174(lines 170 608) the Hoare annotation is: (and (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) [2020-10-20 06:30:17,348 INFO L270 CegarLoopResult]: At program point L141(lines 137 619) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,348 INFO L274 CegarLoopResult]: For program point L75(lines 75 83) no Hoare annotation was computed. [2020-10-20 06:30:17,348 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 262) no Hoare annotation was computed. [2020-10-20 06:30:17,348 INFO L274 CegarLoopResult]: For program point L439(lines 439 451) no Hoare annotation was computed. [2020-10-20 06:30:17,348 INFO L270 CegarLoopResult]: At program point L406(lines 397 417) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,348 INFO L274 CegarLoopResult]: For program point L439-2(lines 439 451) no Hoare annotation was computed. [2020-10-20 06:30:17,348 INFO L274 CegarLoopResult]: For program point L176(lines 176 606) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L143(lines 143 617) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L110(lines 110 628) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L270 CegarLoopResult]: At program point L210(lines 209 595) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L541(lines 541 546) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L442(lines 442 447) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-10-20 06:30:17,349 INFO L274 CegarLoopResult]: For program point L244(lines 244 249) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L179(lines 179 605) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L146(lines 146 616) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L113(lines 113 627) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L576(lines 576 586) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 586) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-20 06:30:17,350 INFO L274 CegarLoopResult]: For program point L510-2(lines 510 514) no Hoare annotation was computed. [2020-10-20 06:30:17,351 INFO L270 CegarLoopResult]: At program point L180(lines 176 606) the Hoare annotation is: (let ((.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (or (and (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 .cse1) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,351 INFO L270 CegarLoopResult]: At program point L147(lines 143 617) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,351 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-10-20 06:30:17,351 INFO L270 CegarLoopResult]: At program point L214(lines 107 629) the Hoare annotation is: false [2020-10-20 06:30:17,351 INFO L277 CegarLoopResult]: At program point L677(lines 67 679) the Hoare annotation is: true [2020-10-20 06:30:17,351 INFO L274 CegarLoopResult]: For program point L644(lines 644 650) no Hoare annotation was computed. [2020-10-20 06:30:17,351 INFO L274 CegarLoopResult]: For program point L347(lines 347 379) no Hoare annotation was computed. [2020-10-20 06:30:17,351 INFO L274 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-10-20 06:30:17,351 INFO L274 CegarLoopResult]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L182(lines 182 604) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L149(lines 149 615) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L116(lines 116 626) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L277 CegarLoopResult]: At program point L678(lines 12 680) the Hoare annotation is: true [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L85(lines 85 93) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L85-1(lines 67 679) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L350(lines 350 378) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 06:30:17,352 INFO L274 CegarLoopResult]: For program point L350-1(lines 350 378) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L251(lines 251 264) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L185(lines 185 603) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L152(lines 152 614) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L119(lines 119 625) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L351(lines 351 375) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L274 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-10-20 06:30:17,353 INFO L270 CegarLoopResult]: At program point L186(lines 182 604) the Hoare annotation is: (let ((.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (or (and (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 .cse1) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,354 INFO L270 CegarLoopResult]: At program point L153(lines 149 615) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L219-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L253(lines 253 258) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L551(lines 551 559) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L287-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L188(lines 188 602) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L155(lines 155 613) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L122(lines 122 624) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L387(lines 387 418) no Hoare annotation was computed. [2020-10-20 06:30:17,354 INFO L274 CegarLoopResult]: For program point L354(lines 354 374) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L270 CegarLoopResult]: At program point L123(lines 119 625) the Hoare annotation is: false [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point L521(lines 521 526) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-10-20 06:30:17,355 INFO L274 CegarLoopResult]: For program point L323-1(lines 323 332) no Hoare annotation was computed. [2020-10-20 06:30:17,356 INFO L274 CegarLoopResult]: For program point L356-2(lines 354 372) no Hoare annotation was computed. [2020-10-20 06:30:17,356 INFO L274 CegarLoopResult]: For program point L191(lines 191 601) no Hoare annotation was computed. [2020-10-20 06:30:17,356 INFO L274 CegarLoopResult]: For program point L158(lines 158 612) no Hoare annotation was computed. [2020-10-20 06:30:17,356 INFO L274 CegarLoopResult]: For program point L125(lines 125 623) no Hoare annotation was computed. [2020-10-20 06:30:17,356 INFO L270 CegarLoopResult]: At program point L555(lines 67 679) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2020-10-20 06:30:17,356 INFO L274 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-10-20 06:30:17,357 INFO L270 CegarLoopResult]: At program point L192(lines 188 602) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,357 INFO L270 CegarLoopResult]: At program point L159(lines 155 613) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,357 INFO L270 CegarLoopResult]: At program point L126(lines 125 623) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse2 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse14 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2020-10-20 06:30:17,357 INFO L274 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-10-20 06:30:17,357 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 260) no Hoare annotation was computed. [2020-10-20 06:30:17,357 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 06:30:17,357 INFO L274 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L194(lines 194 600) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L161(lines 161 611) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 260) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L128(lines 128 622) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L277 CegarLoopResult]: At program point L690(lines 681 692) the Hoare annotation is: true [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-10-20 06:30:17,358 INFO L274 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-10-20 06:30:17,359 INFO L270 CegarLoopResult]: At program point L593(lines 101 661) the Hoare annotation is: (let ((.cse17 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse11 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse15 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse17 .cse13 .cse14 .cse15 .cse16 .cse6) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse7 .cse18 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse18 .cse8 .cse9 .cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse14 .cse15 .cse16))) [2020-10-20 06:30:17,359 INFO L274 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-10-20 06:30:17,359 INFO L274 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L270 CegarLoopResult]: At program point L362(lines 344 380) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L197(lines 197 599) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L164(lines 164 610) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L131(lines 131 621) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L462(lines 462 473) no Hoare annotation was computed. [2020-10-20 06:30:17,360 INFO L274 CegarLoopResult]: For program point L528-2(lines 211 592) no Hoare annotation was computed. [2020-10-20 06:30:17,361 INFO L270 CegarLoopResult]: At program point L396(lines 387 418) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,361 INFO L274 CegarLoopResult]: For program point L231(lines 231 242) no Hoare annotation was computed. [2020-10-20 06:30:17,361 INFO L270 CegarLoopResult]: At program point L198(lines 194 600) the Hoare annotation is: (let ((.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))))) [2020-10-20 06:30:17,361 INFO L270 CegarLoopResult]: At program point L165(lines 161 611) the Hoare annotation is: (and (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) [2020-10-20 06:30:17,361 INFO L274 CegarLoopResult]: For program point L231-2(lines 231 242) no Hoare annotation was computed. [2020-10-20 06:30:17,361 INFO L274 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2020-10-20 06:30:17,361 INFO L277 CegarLoopResult]: At program point L662(lines 100 663) the Hoare annotation is: true [2020-10-20 06:30:17,362 INFO L274 CegarLoopResult]: For program point L398(lines 398 404) no Hoare annotation was computed. [2020-10-20 06:30:17,362 INFO L274 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2020-10-20 06:30:17,362 INFO L274 CegarLoopResult]: For program point L200(lines 200 598) no Hoare annotation was computed. [2020-10-20 06:30:17,362 INFO L274 CegarLoopResult]: For program point L167(lines 167 609) no Hoare annotation was computed. [2020-10-20 06:30:17,362 INFO L274 CegarLoopResult]: For program point L134(lines 134 620) no Hoare annotation was computed. [2020-10-20 06:30:17,362 INFO L270 CegarLoopResult]: At program point L101-2(lines 101 661) the Hoare annotation is: (let ((.cse17 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse0 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse11 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse15 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse17 .cse13 .cse14 .cse15 .cse16 .cse6) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse7 .cse18 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse18 .cse8 .cse9 .cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse14 .cse15 .cse16))) [2020-10-20 06:30:17,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:30:17 BoogieIcfgContainer [2020-10-20 06:30:17,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 06:30:17,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:30:17,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:30:17,412 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:30:17,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:55" (3/4) ... [2020-10-20 06:30:17,417 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 06:30:17,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-20 06:30:17,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-20 06:30:17,448 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 06:30:17,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 06:30:17,623 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 06:30:17,623 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:30:17,625 INFO L168 Benchmark]: Toolchain (without parser) took 23824.80 ms. Allocated memory was 38.8 MB in the beginning and 227.5 MB in the end (delta: 188.7 MB). Free memory was 15.0 MB in the beginning and 140.4 MB in the end (delta: -125.4 MB). Peak memory consumption was 63.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,625 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 30.4 MB. Free memory was 16.0 MB in the beginning and 16.0 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.60 ms. Allocated memory was 38.8 MB in the beginning and 40.9 MB in the end (delta: 2.1 MB). Free memory was 14.0 MB in the beginning and 21.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.12 ms. Allocated memory is still 40.9 MB. Free memory was 21.3 MB in the beginning and 18.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,626 INFO L168 Benchmark]: Boogie Preprocessor took 58.67 ms. Allocated memory is still 40.9 MB. Free memory was 18.3 MB in the beginning and 15.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,626 INFO L168 Benchmark]: RCFGBuilder took 906.41 ms. Allocated memory was 40.9 MB in the beginning and 44.0 MB in the end (delta: 3.1 MB). Free memory was 15.8 MB in the beginning and 12.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,627 INFO L168 Benchmark]: TraceAbstraction took 22090.23 ms. Allocated memory was 44.0 MB in the beginning and 227.5 MB in the end (delta: 183.5 MB). Free memory was 11.4 MB in the beginning and 155.9 MB in the end (delta: -144.5 MB). Peak memory consumption was 184.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,628 INFO L168 Benchmark]: Witness Printer took 211.67 ms. Allocated memory is still 227.5 MB. Free memory was 155.9 MB in the beginning and 140.4 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:17,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 30.4 MB. Free memory was 16.0 MB in the beginning and 16.0 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 477.60 ms. Allocated memory was 38.8 MB in the beginning and 40.9 MB in the end (delta: 2.1 MB). Free memory was 14.0 MB in the beginning and 21.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 67.12 ms. Allocated memory is still 40.9 MB. Free memory was 21.3 MB in the beginning and 18.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 58.67 ms. Allocated memory is still 40.9 MB. Free memory was 18.3 MB in the beginning and 15.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 906.41 ms. Allocated memory was 40.9 MB in the beginning and 44.0 MB in the end (delta: 3.1 MB). Free memory was 15.8 MB in the beginning and 12.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. * TraceAbstraction took 22090.23 ms. Allocated memory was 44.0 MB in the beginning and 227.5 MB in the end (delta: 183.5 MB). Free memory was 11.4 MB in the beginning and 155.9 MB in the end (delta: -144.5 MB). Peak memory consumption was 184.3 MB. Max. memory is 14.3 GB. * Witness Printer took 211.67 ms. Allocated memory is still 227.5 MB. Free memory was 155.9 MB in the beginning and 140.4 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 262]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 262]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && 8576 <= s__state) && s__state <= 8640) || ((8576 <= s__state && s__state <= 8640) && !(s__hit == 0)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) || ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 3 == s__s3__tmp__next_state___0) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || (((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) || ((((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((((((!(24576 == s__state) && !(8576 == s__state)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8656)) || ((((((!(24576 == s__state) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8656)) && !(s__hit == 0)) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) || ((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__hit == 0)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8481) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && 8576 <= s__state) && s__state <= 8640) || ((8576 <= s__state && s__state <= 8640) && !(s__hit == 0)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8512) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && !(8560 == s__state)) && s__state <= 8576) && !(8576 == s__state)) && !(8496 == s__state)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__state == 8656)) || ((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__state == 8672)) && !(s__state == 8656)) && !(s__hit == 0)) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__hit == 0)) || (((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && 8576 <= s__s3__tmp__next_state___0)) || ((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8497 == s__state)) && !(s__state == 8561)) && 8576 <= s__s3__tmp__next_state___0) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((3 == s__s3__tmp__next_state___0 && !(s__state == 8545)) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384))) || (((((((((((!(s__state == 8545) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8576 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) || ((((((((((((((!(s__state == 8545) && !(s__state == 8512)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8544)) && !(8448 == s__state)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((((((!(24576 == s__state) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384)) && !(s__hit == 0)) || (((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && 8576 <= s__s3__tmp__next_state___0)) || ((((((((((((!(s__state == 8545) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8640) && !(8497 == s__state)) && !(s__state == 8561)) && 8576 <= s__s3__tmp__next_state___0) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__hit == 0))) || (((((((((((3 == s__s3__tmp__next_state___0 && !(s__state == 8545)) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481))) || ((((((!(24576 == s__state) && !(8576 == s__state)) && !(s__state == 8673)) && 8576 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 16384))) || (((((((((((!(s__state == 8545) && !(8576 == s__state)) && !(8192 == s__state)) && !(s__state == 8195)) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8529)) && !(8513 == s__state)) && !(s__state == 8481)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 8576 <= s__state && s__state <= 8640 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 148 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.5s, OverallIterations: 32, TraceHistogramMax: 14, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5404 SDtfs, 4771 SDslu, 2176 SDs, 0 SdLazy, 3168 SolverSat, 1071 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 991 GetRequests, 949 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=959occurred in iteration=31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 32 MinimizatonAttempts, 1656 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 198 NumberOfFragments, 1778 HoareAnnotationTreeSize, 29 FomulaSimplifications, 244621 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 29 FomulaSimplificationsInter, 90655 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 5145 NumberOfCodeBlocks, 5145 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 5109 ConstructedInterpolants, 0 QuantifiedInterpolants, 1700493 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1674 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 36 InterpolantComputations, 28 PerfectInterpolantSequences, 11171/11219 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...