/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-21 23:13:54,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-21 23:13:54,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-21 23:13:54,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-21 23:13:54,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-21 23:13:54,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-21 23:13:54,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-21 23:13:54,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-21 23:13:54,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-21 23:13:54,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-21 23:13:54,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-21 23:13:54,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-21 23:13:54,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-21 23:13:54,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-21 23:13:54,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-21 23:13:54,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-21 23:13:54,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-21 23:13:54,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-21 23:13:54,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-21 23:13:54,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-21 23:13:54,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-21 23:13:54,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-21 23:13:54,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-21 23:13:54,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-21 23:13:54,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-21 23:13:54,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-21 23:13:54,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-21 23:13:54,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-21 23:13:54,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-21 23:13:54,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-21 23:13:54,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-21 23:13:54,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-21 23:13:54,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-21 23:13:54,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-21 23:13:54,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-21 23:13:54,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-21 23:13:54,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-21 23:13:54,536 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-21 23:13:54,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-21 23:13:54,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-21 23:13:54,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-21 23:13:54,541 INFO L138 SettingsManager]: * Use SBE=true [2020-12-21 23:13:54,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-21 23:13:54,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-21 23:13:54,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-21 23:13:54,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-21 23:13:54,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-21 23:13:54,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-21 23:13:54,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-21 23:13:54,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-21 23:13:54,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-21 23:13:54,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-21 23:13:54,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-21 23:13:54,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-21 23:13:54,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-21 23:13:54,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-21 23:13:54,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-21 23:13:54,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-21 23:13:54,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-21 23:13:54,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-21 23:13:54,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-21 23:13:54,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-21 23:13:54,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-21 23:13:54,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-21 23:13:55,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-21 23:13:55,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-21 23:13:55,008 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-21 23:13:55,008 INFO L275 PluginConnector]: CDTParser initialized [2020-12-21 23:13:55,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2020-12-21 23:13:55,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85686d25/9dfc91e23f7e4c10999f6da4ea0b1f09/FLAG1f2222d19 [2020-12-21 23:13:55,809 INFO L306 CDTParser]: Found 1 translation units. [2020-12-21 23:13:55,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2020-12-21 23:13:55,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85686d25/9dfc91e23f7e4c10999f6da4ea0b1f09/FLAG1f2222d19 [2020-12-21 23:13:56,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85686d25/9dfc91e23f7e4c10999f6da4ea0b1f09 [2020-12-21 23:13:56,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-21 23:13:56,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-21 23:13:56,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-21 23:13:56,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-21 23:13:56,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-21 23:13:56,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3346a95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56, skipping insertion in model container [2020-12-21 23:13:56,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-21 23:13:56,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-21 23:13:56,370 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] [2020-12-21 23:13:56,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-21 23:13:56,388 INFO L203 MainTranslator]: Completed pre-run [2020-12-21 23:13:56,450 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] [2020-12-21 23:13:56,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-21 23:13:56,470 INFO L208 MainTranslator]: Completed translation [2020-12-21 23:13:56,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56 WrapperNode [2020-12-21 23:13:56,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-21 23:13:56,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-21 23:13:56,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-21 23:13:56,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-21 23:13:56,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-21 23:13:56,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-21 23:13:56,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-21 23:13:56,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-21 23:13:56,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (1/1) ... [2020-12-21 23:13:56,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-21 23:13:56,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-21 23:13:56,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-21 23:13:56,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-21 23:13:56,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (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 [2020-12-21 23:13:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-21 23:13:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-21 23:13:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-21 23:13:56,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-21 23:13:57,084 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-21 23:13:57,696 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-12-21 23:13:57,697 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-12-21 23:13:57,718 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-21 23:13:57,721 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-21 23:13:57,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:13:57 BoogieIcfgContainer [2020-12-21 23:13:57,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-21 23:13:57,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-21 23:13:57,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-21 23:13:57,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-21 23:13:57,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 11:13:56" (1/3) ... [2020-12-21 23:13:57,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214de3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:13:57, skipping insertion in model container [2020-12-21 23:13:57,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:13:56" (2/3) ... [2020-12-21 23:13:57,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214de3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:13:57, skipping insertion in model container [2020-12-21 23:13:57,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:13:57" (3/3) ... [2020-12-21 23:13:57,738 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2020-12-21 23:13:57,745 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-21 23:13:57,753 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-21 23:13:57,771 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-21 23:13:57,800 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-21 23:13:57,800 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-21 23:13:57,800 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-21 23:13:57,800 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-21 23:13:57,800 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-21 23:13:57,801 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-21 23:13:57,801 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-21 23:13:57,801 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-21 23:13:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-12-21 23:13:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-21 23:13:57,830 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:57,831 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:13:57,831 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:57,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:57,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1632002022, now seen corresponding path program 1 times [2020-12-21 23:13:57,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:57,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663915273] [2020-12-21 23:13:57,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:58,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:13:58,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663915273] [2020-12-21 23:13:58,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:58,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:58,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516070237] [2020-12-21 23:13:58,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:58,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:58,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:58,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:58,146 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 3 states. [2020-12-21 23:13:58,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:13:58,496 INFO L93 Difference]: Finished difference Result 317 states and 547 transitions. [2020-12-21 23:13:58,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:13:58,498 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-12-21 23:13:58,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:13:58,512 INFO L225 Difference]: With dead ends: 317 [2020-12-21 23:13:58,512 INFO L226 Difference]: Without dead ends: 161 [2020-12-21 23:13:58,516 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 [2020-12-21 23:13:58,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-12-21 23:13:58,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 156. [2020-12-21 23:13:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-12-21 23:13:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 248 transitions. [2020-12-21 23:13:58,593 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 248 transitions. Word has length 44 [2020-12-21 23:13:58,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:13:58,594 INFO L481 AbstractCegarLoop]: Abstraction has 156 states and 248 transitions. [2020-12-21 23:13:58,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:13:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 248 transitions. [2020-12-21 23:13:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-21 23:13:58,600 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:58,600 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:13:58,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-21 23:13:58,602 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:58,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:58,605 INFO L82 PathProgramCache]: Analyzing trace with hash -954580408, now seen corresponding path program 1 times [2020-12-21 23:13:58,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:58,605 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675790436] [2020-12-21 23:13:58,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:58,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:13:58,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675790436] [2020-12-21 23:13:58,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:58,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:58,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041584517] [2020-12-21 23:13:58,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:58,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:58,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:58,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:58,769 INFO L87 Difference]: Start difference. First operand 156 states and 248 transitions. Second operand 3 states. [2020-12-21 23:13:59,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:13:59,021 INFO L93 Difference]: Finished difference Result 352 states and 565 transitions. [2020-12-21 23:13:59,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:13:59,021 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-21 23:13:59,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:13:59,030 INFO L225 Difference]: With dead ends: 352 [2020-12-21 23:13:59,030 INFO L226 Difference]: Without dead ends: 202 [2020-12-21 23:13:59,037 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 [2020-12-21 23:13:59,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-12-21 23:13:59,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 197. [2020-12-21 23:13:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-12-21 23:13:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 320 transitions. [2020-12-21 23:13:59,082 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 320 transitions. Word has length 45 [2020-12-21 23:13:59,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:13:59,082 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 320 transitions. [2020-12-21 23:13:59,083 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:13:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 320 transitions. [2020-12-21 23:13:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-21 23:13:59,086 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:59,087 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:13:59,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-21 23:13:59,087 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:59,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:59,088 INFO L82 PathProgramCache]: Analyzing trace with hash 2033157093, now seen corresponding path program 1 times [2020-12-21 23:13:59,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:59,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020140766] [2020-12-21 23:13:59,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:13:59,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020140766] [2020-12-21 23:13:59,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:59,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:59,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939880436] [2020-12-21 23:13:59,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:59,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:59,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:59,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:59,182 INFO L87 Difference]: Start difference. First operand 197 states and 320 transitions. Second operand 3 states. [2020-12-21 23:13:59,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:13:59,230 INFO L93 Difference]: Finished difference Result 569 states and 929 transitions. [2020-12-21 23:13:59,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:13:59,231 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-21 23:13:59,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:13:59,235 INFO L225 Difference]: With dead ends: 569 [2020-12-21 23:13:59,236 INFO L226 Difference]: Without dead ends: 380 [2020-12-21 23:13:59,239 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 [2020-12-21 23:13:59,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2020-12-21 23:13:59,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2020-12-21 23:13:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-12-21 23:13:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 617 transitions. [2020-12-21 23:13:59,291 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 617 transitions. Word has length 60 [2020-12-21 23:13:59,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:13:59,291 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 617 transitions. [2020-12-21 23:13:59,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:13:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 617 transitions. [2020-12-21 23:13:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-21 23:13:59,298 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:59,303 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:13:59,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-21 23:13:59,304 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:59,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:59,304 INFO L82 PathProgramCache]: Analyzing trace with hash -2013663709, now seen corresponding path program 1 times [2020-12-21 23:13:59,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:59,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094389229] [2020-12-21 23:13:59,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-21 23:13:59,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094389229] [2020-12-21 23:13:59,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:59,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:59,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240499958] [2020-12-21 23:13:59,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:59,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:59,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:59,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:59,375 INFO L87 Difference]: Start difference. First operand 380 states and 617 transitions. Second operand 3 states. [2020-12-21 23:13:59,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:13:59,412 INFO L93 Difference]: Finished difference Result 938 states and 1528 transitions. [2020-12-21 23:13:59,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:13:59,413 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-21 23:13:59,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:13:59,417 INFO L225 Difference]: With dead ends: 938 [2020-12-21 23:13:59,417 INFO L226 Difference]: Without dead ends: 566 [2020-12-21 23:13:59,418 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 [2020-12-21 23:13:59,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2020-12-21 23:13:59,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 566. [2020-12-21 23:13:59,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-12-21 23:13:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 918 transitions. [2020-12-21 23:13:59,440 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 918 transitions. Word has length 60 [2020-12-21 23:13:59,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:13:59,440 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 918 transitions. [2020-12-21 23:13:59,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:13:59,441 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 918 transitions. [2020-12-21 23:13:59,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-21 23:13:59,443 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:59,443 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-21 23:13:59,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-21 23:13:59,443 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:59,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:59,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1930486570, now seen corresponding path program 1 times [2020-12-21 23:13:59,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:59,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677964064] [2020-12-21 23:13:59,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-21 23:13:59,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677964064] [2020-12-21 23:13:59,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:59,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:59,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219917974] [2020-12-21 23:13:59,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:59,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:59,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:59,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:59,573 INFO L87 Difference]: Start difference. First operand 566 states and 918 transitions. Second operand 3 states. [2020-12-21 23:13:59,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:13:59,764 INFO L93 Difference]: Finished difference Result 1336 states and 2193 transitions. [2020-12-21 23:13:59,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:13:59,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-12-21 23:13:59,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:13:59,769 INFO L225 Difference]: With dead ends: 1336 [2020-12-21 23:13:59,770 INFO L226 Difference]: Without dead ends: 778 [2020-12-21 23:13:59,771 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 [2020-12-21 23:13:59,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2020-12-21 23:13:59,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 766. [2020-12-21 23:13:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-12-21 23:13:59,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1118 transitions. [2020-12-21 23:13:59,797 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1118 transitions. Word has length 97 [2020-12-21 23:13:59,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:13:59,798 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1118 transitions. [2020-12-21 23:13:59,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:13:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1118 transitions. [2020-12-21 23:13:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-21 23:13:59,800 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:13:59,801 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-21 23:13:59,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-21 23:13:59,801 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:13:59,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:13:59,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1496757484, now seen corresponding path program 1 times [2020-12-21 23:13:59,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:13:59,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564611104] [2020-12-21 23:13:59,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:13:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:13:59,885 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-21 23:13:59,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564611104] [2020-12-21 23:13:59,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:13:59,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:13:59,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744478766] [2020-12-21 23:13:59,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:13:59,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:13:59,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:13:59,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:13:59,889 INFO L87 Difference]: Start difference. First operand 766 states and 1118 transitions. Second operand 3 states. [2020-12-21 23:14:00,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:00,075 INFO L93 Difference]: Finished difference Result 1653 states and 2450 transitions. [2020-12-21 23:14:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:00,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-12-21 23:14:00,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:00,080 INFO L225 Difference]: With dead ends: 1653 [2020-12-21 23:14:00,081 INFO L226 Difference]: Without dead ends: 895 [2020-12-21 23:14:00,082 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 [2020-12-21 23:14:00,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2020-12-21 23:14:00,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 859. [2020-12-21 23:14:00,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2020-12-21 23:14:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1250 transitions. [2020-12-21 23:14:00,110 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1250 transitions. Word has length 97 [2020-12-21 23:14:00,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:00,111 INFO L481 AbstractCegarLoop]: Abstraction has 859 states and 1250 transitions. [2020-12-21 23:14:00,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1250 transitions. [2020-12-21 23:14:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-21 23:14:00,113 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:00,114 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-21 23:14:00,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-21 23:14:00,114 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:00,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:00,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1340556462, now seen corresponding path program 1 times [2020-12-21 23:14:00,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:00,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048964132] [2020-12-21 23:14:00,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-12-21 23:14:00,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048964132] [2020-12-21 23:14:00,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:00,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:00,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275996677] [2020-12-21 23:14:00,214 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:00,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:00,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:00,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:00,216 INFO L87 Difference]: Start difference. First operand 859 states and 1250 transitions. Second operand 3 states. [2020-12-21 23:14:00,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:00,257 INFO L93 Difference]: Finished difference Result 1159 states and 1692 transitions. [2020-12-21 23:14:00,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:00,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-12-21 23:14:00,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:00,266 INFO L225 Difference]: With dead ends: 1159 [2020-12-21 23:14:00,266 INFO L226 Difference]: Without dead ends: 1157 [2020-12-21 23:14:00,267 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 [2020-12-21 23:14:00,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2020-12-21 23:14:00,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1157. [2020-12-21 23:14:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1157 states. [2020-12-21 23:14:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1690 transitions. [2020-12-21 23:14:00,303 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1690 transitions. Word has length 121 [2020-12-21 23:14:00,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:00,304 INFO L481 AbstractCegarLoop]: Abstraction has 1157 states and 1690 transitions. [2020-12-21 23:14:00,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:00,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1690 transitions. [2020-12-21 23:14:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-12-21 23:14:00,308 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:00,308 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-21 23:14:00,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-21 23:14:00,308 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:00,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:00,309 INFO L82 PathProgramCache]: Analyzing trace with hash -678763236, now seen corresponding path program 1 times [2020-12-21 23:14:00,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:00,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110050056] [2020-12-21 23:14:00,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-12-21 23:14:00,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110050056] [2020-12-21 23:14:00,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:00,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:00,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300880046] [2020-12-21 23:14:00,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:00,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:00,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:00,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:00,385 INFO L87 Difference]: Start difference. First operand 1157 states and 1690 transitions. Second operand 3 states. [2020-12-21 23:14:00,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:00,525 INFO L93 Difference]: Finished difference Result 2387 states and 3471 transitions. [2020-12-21 23:14:00,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:00,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-12-21 23:14:00,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:00,533 INFO L225 Difference]: With dead ends: 2387 [2020-12-21 23:14:00,533 INFO L226 Difference]: Without dead ends: 1238 [2020-12-21 23:14:00,535 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 [2020-12-21 23:14:00,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2020-12-21 23:14:00,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1226. [2020-12-21 23:14:00,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1226 states. [2020-12-21 23:14:00,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1226 states and 1774 transitions. [2020-12-21 23:14:00,573 INFO L78 Accepts]: Start accepts. Automaton has 1226 states and 1774 transitions. Word has length 169 [2020-12-21 23:14:00,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:00,573 INFO L481 AbstractCegarLoop]: Abstraction has 1226 states and 1774 transitions. [2020-12-21 23:14:00,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1774 transitions. [2020-12-21 23:14:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-12-21 23:14:00,578 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:00,578 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2020-12-21 23:14:00,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-21 23:14:00,579 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:00,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:00,579 INFO L82 PathProgramCache]: Analyzing trace with hash 329404426, now seen corresponding path program 1 times [2020-12-21 23:14:00,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:00,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348972065] [2020-12-21 23:14:00,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:00,693 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-12-21 23:14:00,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348972065] [2020-12-21 23:14:00,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:00,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:00,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301887297] [2020-12-21 23:14:00,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:00,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:00,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:00,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:00,703 INFO L87 Difference]: Start difference. First operand 1226 states and 1774 transitions. Second operand 3 states. [2020-12-21 23:14:00,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:00,834 INFO L93 Difference]: Finished difference Result 2592 states and 3748 transitions. [2020-12-21 23:14:00,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:00,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2020-12-21 23:14:00,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:00,843 INFO L225 Difference]: With dead ends: 2592 [2020-12-21 23:14:00,843 INFO L226 Difference]: Without dead ends: 1374 [2020-12-21 23:14:00,845 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 [2020-12-21 23:14:00,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2020-12-21 23:14:00,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1326. [2020-12-21 23:14:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1326 states. [2020-12-21 23:14:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 1894 transitions. [2020-12-21 23:14:00,888 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 1894 transitions. Word has length 189 [2020-12-21 23:14:00,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:00,888 INFO L481 AbstractCegarLoop]: Abstraction has 1326 states and 1894 transitions. [2020-12-21 23:14:00,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1894 transitions. [2020-12-21 23:14:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-21 23:14:00,893 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:00,894 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 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, 1] [2020-12-21 23:14:00,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-21 23:14:00,894 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:00,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:00,895 INFO L82 PathProgramCache]: Analyzing trace with hash 584189022, now seen corresponding path program 1 times [2020-12-21 23:14:00,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:00,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581801221] [2020-12-21 23:14:00,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-12-21 23:14:01,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581801221] [2020-12-21 23:14:01,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:01,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:01,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508640566] [2020-12-21 23:14:01,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:01,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:01,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:01,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:01,064 INFO L87 Difference]: Start difference. First operand 1326 states and 1894 transitions. Second operand 3 states. [2020-12-21 23:14:01,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:01,228 INFO L93 Difference]: Finished difference Result 2780 states and 3972 transitions. [2020-12-21 23:14:01,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:01,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2020-12-21 23:14:01,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:01,240 INFO L225 Difference]: With dead ends: 2780 [2020-12-21 23:14:01,240 INFO L226 Difference]: Without dead ends: 1462 [2020-12-21 23:14:01,245 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 [2020-12-21 23:14:01,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2020-12-21 23:14:01,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1434. [2020-12-21 23:14:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2020-12-21 23:14:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 2022 transitions. [2020-12-21 23:14:01,292 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 2022 transitions. Word has length 215 [2020-12-21 23:14:01,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:01,292 INFO L481 AbstractCegarLoop]: Abstraction has 1434 states and 2022 transitions. [2020-12-21 23:14:01,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2022 transitions. [2020-12-21 23:14:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-21 23:14:01,297 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:01,298 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:14:01,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-21 23:14:01,298 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:01,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:01,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1191782432, now seen corresponding path program 1 times [2020-12-21 23:14:01,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:01,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715612406] [2020-12-21 23:14:01,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2020-12-21 23:14:01,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715612406] [2020-12-21 23:14:01,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:01,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:01,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657672351] [2020-12-21 23:14:01,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:01,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:01,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:01,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:01,504 INFO L87 Difference]: Start difference. First operand 1434 states and 2022 transitions. Second operand 3 states. [2020-12-21 23:14:01,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:01,602 INFO L93 Difference]: Finished difference Result 4278 states and 6030 transitions. [2020-12-21 23:14:01,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:01,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2020-12-21 23:14:01,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:01,622 INFO L225 Difference]: With dead ends: 4278 [2020-12-21 23:14:01,622 INFO L226 Difference]: Without dead ends: 2852 [2020-12-21 23:14:01,626 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 [2020-12-21 23:14:01,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2020-12-21 23:14:01,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2850. [2020-12-21 23:14:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2850 states. [2020-12-21 23:14:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2850 states and 4011 transitions. [2020-12-21 23:14:01,744 INFO L78 Accepts]: Start accepts. Automaton has 2850 states and 4011 transitions. Word has length 216 [2020-12-21 23:14:01,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:01,744 INFO L481 AbstractCegarLoop]: Abstraction has 2850 states and 4011 transitions. [2020-12-21 23:14:01,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:01,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 4011 transitions. [2020-12-21 23:14:01,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-12-21 23:14:01,755 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:01,756 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:14:01,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-21 23:14:01,756 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:01,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:01,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1799998471, now seen corresponding path program 1 times [2020-12-21 23:14:01,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:01,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165563289] [2020-12-21 23:14:01,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-21 23:14:01,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165563289] [2020-12-21 23:14:01,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:01,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:01,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480591936] [2020-12-21 23:14:01,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:01,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:01,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:01,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:01,886 INFO L87 Difference]: Start difference. First operand 2850 states and 4011 transitions. Second operand 3 states. [2020-12-21 23:14:02,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:02,155 INFO L93 Difference]: Finished difference Result 6020 states and 8586 transitions. [2020-12-21 23:14:02,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:02,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2020-12-21 23:14:02,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:02,172 INFO L225 Difference]: With dead ends: 6020 [2020-12-21 23:14:02,172 INFO L226 Difference]: Without dead ends: 3098 [2020-12-21 23:14:02,177 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 [2020-12-21 23:14:02,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2020-12-21 23:14:02,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 3098. [2020-12-21 23:14:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3098 states. [2020-12-21 23:14:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 3098 states and 4299 transitions. [2020-12-21 23:14:02,280 INFO L78 Accepts]: Start accepts. Automaton has 3098 states and 4299 transitions. Word has length 217 [2020-12-21 23:14:02,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:02,281 INFO L481 AbstractCegarLoop]: Abstraction has 3098 states and 4299 transitions. [2020-12-21 23:14:02,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 4299 transitions. [2020-12-21 23:14:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-21 23:14:02,289 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:02,289 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2020-12-21 23:14:02,290 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-21 23:14:02,290 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:02,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:02,290 INFO L82 PathProgramCache]: Analyzing trace with hash 753394570, now seen corresponding path program 1 times [2020-12-21 23:14:02,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:02,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344108100] [2020-12-21 23:14:02,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-12-21 23:14:02,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344108100] [2020-12-21 23:14:02,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:02,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:02,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983722804] [2020-12-21 23:14:02,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:02,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:02,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:02,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:02,401 INFO L87 Difference]: Start difference. First operand 3098 states and 4299 transitions. Second operand 3 states. [2020-12-21 23:14:02,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:02,626 INFO L93 Difference]: Finished difference Result 6436 states and 8930 transitions. [2020-12-21 23:14:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:02,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2020-12-21 23:14:02,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:02,642 INFO L225 Difference]: With dead ends: 6436 [2020-12-21 23:14:02,643 INFO L226 Difference]: Without dead ends: 3346 [2020-12-21 23:14:02,647 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 [2020-12-21 23:14:02,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3346 states. [2020-12-21 23:14:02,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3346 to 3330. [2020-12-21 23:14:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2020-12-21 23:14:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4571 transitions. [2020-12-21 23:14:02,748 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4571 transitions. Word has length 242 [2020-12-21 23:14:02,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:02,748 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4571 transitions. [2020-12-21 23:14:02,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4571 transitions. [2020-12-21 23:14:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-21 23:14:02,759 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:02,759 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-21 23:14:02,759 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-21 23:14:02,759 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:02,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:02,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1971337506, now seen corresponding path program 1 times [2020-12-21 23:14:02,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:02,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386022095] [2020-12-21 23:14:02,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 425 proven. 16 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-21 23:14:02,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386022095] [2020-12-21 23:14:02,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335789951] [2020-12-21 23:14:02,904 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 [2020-12-21 23:14:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:03,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-21 23:14:03,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2020-12-21 23:14:03,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-21 23:14:03,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-21 23:14:03,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756510170] [2020-12-21 23:14:03,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:03,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:03,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:03,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:03,560 INFO L87 Difference]: Start difference. First operand 3330 states and 4571 transitions. Second operand 3 states. [2020-12-21 23:14:03,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:03,673 INFO L93 Difference]: Finished difference Result 6732 states and 9278 transitions. [2020-12-21 23:14:03,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:03,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 245 [2020-12-21 23:14:03,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:03,694 INFO L225 Difference]: With dead ends: 6732 [2020-12-21 23:14:03,694 INFO L226 Difference]: Without dead ends: 4194 [2020-12-21 23:14:03,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:03,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4194 states. [2020-12-21 23:14:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4194 to 4194. [2020-12-21 23:14:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4194 states. [2020-12-21 23:14:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 4194 states and 5764 transitions. [2020-12-21 23:14:03,860 INFO L78 Accepts]: Start accepts. Automaton has 4194 states and 5764 transitions. Word has length 245 [2020-12-21 23:14:03,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:03,861 INFO L481 AbstractCegarLoop]: Abstraction has 4194 states and 5764 transitions. [2020-12-21 23:14:03,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:03,861 INFO L276 IsEmpty]: Start isEmpty. Operand 4194 states and 5764 transitions. [2020-12-21 23:14:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-21 23:14:03,871 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:03,872 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-21 23:14:04,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-21 23:14:04,088 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:04,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:04,090 INFO L82 PathProgramCache]: Analyzing trace with hash -482554043, now seen corresponding path program 1 times [2020-12-21 23:14:04,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:04,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091245334] [2020-12-21 23:14:04,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-12-21 23:14:04,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091245334] [2020-12-21 23:14:04,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756757387] [2020-12-21 23:14:04,206 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 [2020-12-21 23:14:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:04,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:14:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-12-21 23:14:04,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-21 23:14:04,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-12-21 23:14:04,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488446762] [2020-12-21 23:14:04,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-21 23:14:04,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:04,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-21 23:14:04,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:14:04,663 INFO L87 Difference]: Start difference. First operand 4194 states and 5764 transitions. Second operand 4 states. [2020-12-21 23:14:05,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:05,057 INFO L93 Difference]: Finished difference Result 10566 states and 14485 transitions. [2020-12-21 23:14:05,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-21 23:14:05,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 253 [2020-12-21 23:14:05,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:05,089 INFO L225 Difference]: With dead ends: 10566 [2020-12-21 23:14:05,089 INFO L226 Difference]: Without dead ends: 6380 [2020-12-21 23:14:05,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:05,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6380 states. [2020-12-21 23:14:05,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6380 to 5344. [2020-12-21 23:14:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2020-12-21 23:14:05,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 7104 transitions. [2020-12-21 23:14:05,294 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 7104 transitions. Word has length 253 [2020-12-21 23:14:05,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:05,295 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 7104 transitions. [2020-12-21 23:14:05,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-21 23:14:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 7104 transitions. [2020-12-21 23:14:05,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-21 23:14:05,309 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:05,309 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-21 23:14:05,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-21 23:14:05,525 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:05,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:05,526 INFO L82 PathProgramCache]: Analyzing trace with hash -193734653, now seen corresponding path program 1 times [2020-12-21 23:14:05,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:05,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158407766] [2020-12-21 23:14:05,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2020-12-21 23:14:05,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158407766] [2020-12-21 23:14:05,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:05,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:05,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487636327] [2020-12-21 23:14:05,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:05,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:05,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:05,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:05,667 INFO L87 Difference]: Start difference. First operand 5344 states and 7104 transitions. Second operand 3 states. [2020-12-21 23:14:05,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:05,870 INFO L93 Difference]: Finished difference Result 14928 states and 20010 transitions. [2020-12-21 23:14:05,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:05,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-12-21 23:14:05,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:05,887 INFO L225 Difference]: With dead ends: 14928 [2020-12-21 23:14:05,887 INFO L226 Difference]: Without dead ends: 6278 [2020-12-21 23:14:05,898 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 [2020-12-21 23:14:05,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6278 states. [2020-12-21 23:14:06,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6278 to 5937. [2020-12-21 23:14:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5937 states. [2020-12-21 23:14:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 5937 states and 8016 transitions. [2020-12-21 23:14:06,110 INFO L78 Accepts]: Start accepts. Automaton has 5937 states and 8016 transitions. Word has length 253 [2020-12-21 23:14:06,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:06,111 INFO L481 AbstractCegarLoop]: Abstraction has 5937 states and 8016 transitions. [2020-12-21 23:14:06,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 5937 states and 8016 transitions. [2020-12-21 23:14:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-12-21 23:14:06,127 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:06,128 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1] [2020-12-21 23:14:06,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-21 23:14:06,128 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:06,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:06,129 INFO L82 PathProgramCache]: Analyzing trace with hash 209922624, now seen corresponding path program 1 times [2020-12-21 23:14:06,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:06,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12755994] [2020-12-21 23:14:06,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2020-12-21 23:14:06,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12755994] [2020-12-21 23:14:06,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095195681] [2020-12-21 23:14:06,372 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 [2020-12-21 23:14:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:06,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:14:06,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2020-12-21 23:14:06,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-21 23:14:06,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-21 23:14:06,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391069191] [2020-12-21 23:14:06,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:06,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:06,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:06,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:06,910 INFO L87 Difference]: Start difference. First operand 5937 states and 8016 transitions. Second operand 3 states. [2020-12-21 23:14:07,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:07,037 INFO L93 Difference]: Finished difference Result 7465 states and 10097 transitions. [2020-12-21 23:14:07,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:07,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2020-12-21 23:14:07,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:07,051 INFO L225 Difference]: With dead ends: 7465 [2020-12-21 23:14:07,052 INFO L226 Difference]: Without dead ends: 6072 [2020-12-21 23:14:07,055 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:07,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6072 states. [2020-12-21 23:14:07,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6072 to 4546. [2020-12-21 23:14:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4546 states. [2020-12-21 23:14:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 4546 states and 6138 transitions. [2020-12-21 23:14:07,186 INFO L78 Accepts]: Start accepts. Automaton has 4546 states and 6138 transitions. Word has length 355 [2020-12-21 23:14:07,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:07,186 INFO L481 AbstractCegarLoop]: Abstraction has 4546 states and 6138 transitions. [2020-12-21 23:14:07,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4546 states and 6138 transitions. [2020-12-21 23:14:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2020-12-21 23:14:07,202 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:07,203 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-21 23:14:07,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-21 23:14:07,419 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:07,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:07,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1965226690, now seen corresponding path program 1 times [2020-12-21 23:14:07,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:07,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950682134] [2020-12-21 23:14:07,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2020-12-21 23:14:07,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950682134] [2020-12-21 23:14:07,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683625006] [2020-12-21 23:14:07,666 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 [2020-12-21 23:14:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:07,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:14:07,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:08,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2020-12-21 23:14:08,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-21 23:14:08,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-12-21 23:14:08,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953551961] [2020-12-21 23:14:08,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-21 23:14:08,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:08,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-21 23:14:08,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:14:08,241 INFO L87 Difference]: Start difference. First operand 4546 states and 6138 transitions. Second operand 4 states. [2020-12-21 23:14:08,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:08,671 INFO L93 Difference]: Finished difference Result 10556 states and 14263 transitions. [2020-12-21 23:14:08,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-21 23:14:08,672 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 417 [2020-12-21 23:14:08,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:08,686 INFO L225 Difference]: With dead ends: 10556 [2020-12-21 23:14:08,687 INFO L226 Difference]: Without dead ends: 5800 [2020-12-21 23:14:08,694 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:08,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5800 states. [2020-12-21 23:14:08,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5800 to 4468. [2020-12-21 23:14:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4468 states. [2020-12-21 23:14:08,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 4468 states and 5914 transitions. [2020-12-21 23:14:08,857 INFO L78 Accepts]: Start accepts. Automaton has 4468 states and 5914 transitions. Word has length 417 [2020-12-21 23:14:08,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:08,858 INFO L481 AbstractCegarLoop]: Abstraction has 4468 states and 5914 transitions. [2020-12-21 23:14:08,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-21 23:14:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 4468 states and 5914 transitions. [2020-12-21 23:14:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2020-12-21 23:14:08,877 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:08,877 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 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, 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] [2020-12-21 23:14:09,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-21 23:14:09,092 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:09,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:09,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1847127812, now seen corresponding path program 1 times [2020-12-21 23:14:09,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:09,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659239399] [2020-12-21 23:14:09,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2020-12-21 23:14:09,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659239399] [2020-12-21 23:14:09,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477095808] [2020-12-21 23:14:09,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:09,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:14:09,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2020-12-21 23:14:09,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-21 23:14:09,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-12-21 23:14:09,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444692042] [2020-12-21 23:14:09,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-21 23:14:09,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:09,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-21 23:14:09,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:14:09,871 INFO L87 Difference]: Start difference. First operand 4468 states and 5914 transitions. Second operand 4 states. [2020-12-21 23:14:10,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:10,425 INFO L93 Difference]: Finished difference Result 13062 states and 17276 transitions. [2020-12-21 23:14:10,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-21 23:14:10,426 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 449 [2020-12-21 23:14:10,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:10,444 INFO L225 Difference]: With dead ends: 13062 [2020-12-21 23:14:10,445 INFO L226 Difference]: Without dead ends: 8944 [2020-12-21 23:14:10,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:10,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8944 states. [2020-12-21 23:14:10,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8944 to 6166. [2020-12-21 23:14:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6166 states. [2020-12-21 23:14:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6166 states to 6166 states and 8160 transitions. [2020-12-21 23:14:10,644 INFO L78 Accepts]: Start accepts. Automaton has 6166 states and 8160 transitions. Word has length 449 [2020-12-21 23:14:10,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:10,644 INFO L481 AbstractCegarLoop]: Abstraction has 6166 states and 8160 transitions. [2020-12-21 23:14:10,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-21 23:14:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 6166 states and 8160 transitions. [2020-12-21 23:14:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2020-12-21 23:14:10,659 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:10,660 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-21 23:14:10,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:10,874 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:10,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:10,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1859160189, now seen corresponding path program 1 times [2020-12-21 23:14:10,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:10,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458026326] [2020-12-21 23:14:10,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:11,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 1662 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2020-12-21 23:14:11,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458026326] [2020-12-21 23:14:11,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:11,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:11,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832696068] [2020-12-21 23:14:11,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:11,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:11,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:11,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:11,137 INFO L87 Difference]: Start difference. First operand 6166 states and 8160 transitions. Second operand 3 states. [2020-12-21 23:14:11,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:11,392 INFO L93 Difference]: Finished difference Result 13116 states and 17276 transitions. [2020-12-21 23:14:11,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:11,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 494 [2020-12-21 23:14:11,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:11,408 INFO L225 Difference]: With dead ends: 13116 [2020-12-21 23:14:11,408 INFO L226 Difference]: Without dead ends: 6958 [2020-12-21 23:14:11,416 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 [2020-12-21 23:14:11,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6958 states. [2020-12-21 23:14:11,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6958 to 6914. [2020-12-21 23:14:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6914 states. [2020-12-21 23:14:11,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6914 states to 6914 states and 9018 transitions. [2020-12-21 23:14:11,593 INFO L78 Accepts]: Start accepts. Automaton has 6914 states and 9018 transitions. Word has length 494 [2020-12-21 23:14:11,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:11,594 INFO L481 AbstractCegarLoop]: Abstraction has 6914 states and 9018 transitions. [2020-12-21 23:14:11,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 6914 states and 9018 transitions. [2020-12-21 23:14:11,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2020-12-21 23:14:11,617 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:11,617 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-21 23:14:11,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-21 23:14:11,618 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:11,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:11,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1529804208, now seen corresponding path program 1 times [2020-12-21 23:14:11,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:11,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704958059] [2020-12-21 23:14:11,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:11,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1660 proven. 77 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2020-12-21 23:14:11,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704958059] [2020-12-21 23:14:11,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391540619] [2020-12-21 23:14:11,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:12,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-21 23:14:12,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:12,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2020-12-21 23:14:12,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-21 23:14:12,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-21 23:14:12,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143177593] [2020-12-21 23:14:12,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:12,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:12,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:12,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:12,710 INFO L87 Difference]: Start difference. First operand 6914 states and 9018 transitions. Second operand 3 states. [2020-12-21 23:14:13,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:13,032 INFO L93 Difference]: Finished difference Result 14256 states and 18725 transitions. [2020-12-21 23:14:13,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:13,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 509 [2020-12-21 23:14:13,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:13,049 INFO L225 Difference]: With dead ends: 14256 [2020-12-21 23:14:13,049 INFO L226 Difference]: Without dead ends: 7350 [2020-12-21 23:14:13,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:13,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2020-12-21 23:14:13,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 7238. [2020-12-21 23:14:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7238 states. [2020-12-21 23:14:13,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7238 states to 7238 states and 9513 transitions. [2020-12-21 23:14:13,248 INFO L78 Accepts]: Start accepts. Automaton has 7238 states and 9513 transitions. Word has length 509 [2020-12-21 23:14:13,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:13,249 INFO L481 AbstractCegarLoop]: Abstraction has 7238 states and 9513 transitions. [2020-12-21 23:14:13,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 7238 states and 9513 transitions. [2020-12-21 23:14:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2020-12-21 23:14:13,274 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:13,274 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-21 23:14:13,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:13,489 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:13,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:13,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1911316890, now seen corresponding path program 1 times [2020-12-21 23:14:13,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:13,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537222754] [2020-12-21 23:14:13,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:14,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1744 proven. 206 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2020-12-21 23:14:14,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537222754] [2020-12-21 23:14:14,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622055276] [2020-12-21 23:14:14,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:14,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-21 23:14:14,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:14,654 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-21 23:14:14,901 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-21 23:14:14,913 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-21 23:14:14,992 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-21 23:14:15,107 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-21 23:14:15,154 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-21 23:14:15,211 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-21 23:14:15,287 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-21 23:14:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 239 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2020-12-21 23:14:16,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-21 23:14:16,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-21 23:14:16,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168011480] [2020-12-21 23:14:16,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-21 23:14:16,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:16,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-21 23:14:16,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-21 23:14:16,076 INFO L87 Difference]: Start difference. First operand 7238 states and 9513 transitions. Second operand 8 states. [2020-12-21 23:14:18,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:18,956 INFO L93 Difference]: Finished difference Result 25064 states and 32856 transitions. [2020-12-21 23:14:18,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-21 23:14:18,956 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 513 [2020-12-21 23:14:18,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:18,995 INFO L225 Difference]: With dead ends: 25064 [2020-12-21 23:14:18,996 INFO L226 Difference]: Without dead ends: 17173 [2020-12-21 23:14:19,010 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2020-12-21 23:14:19,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17173 states. [2020-12-21 23:14:19,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17173 to 16106. [2020-12-21 23:14:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16106 states. [2020-12-21 23:14:19,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16106 states to 16106 states and 20282 transitions. [2020-12-21 23:14:19,600 INFO L78 Accepts]: Start accepts. Automaton has 16106 states and 20282 transitions. Word has length 513 [2020-12-21 23:14:19,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:19,600 INFO L481 AbstractCegarLoop]: Abstraction has 16106 states and 20282 transitions. [2020-12-21 23:14:19,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-21 23:14:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 16106 states and 20282 transitions. [2020-12-21 23:14:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2020-12-21 23:14:19,631 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:19,632 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 17, 15, 15, 13, 13, 11, 11, 9, 9, 9, 9, 6, 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, 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] [2020-12-21 23:14:19,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:19,847 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:19,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:19,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1119542612, now seen corresponding path program 2 times [2020-12-21 23:14:19,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:19,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508774132] [2020-12-21 23:14:19,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3616 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2020-12-21 23:14:20,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508774132] [2020-12-21 23:14:20,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:20,142 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:20,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844123905] [2020-12-21 23:14:20,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:20,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:20,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:20,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:20,144 INFO L87 Difference]: Start difference. First operand 16106 states and 20282 transitions. Second operand 3 states. [2020-12-21 23:14:20,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:20,582 INFO L93 Difference]: Finished difference Result 32180 states and 40506 transitions. [2020-12-21 23:14:20,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:20,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 543 [2020-12-21 23:14:20,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:20,622 INFO L225 Difference]: With dead ends: 32180 [2020-12-21 23:14:20,622 INFO L226 Difference]: Without dead ends: 16096 [2020-12-21 23:14:20,639 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 [2020-12-21 23:14:20,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16096 states. [2020-12-21 23:14:21,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16096 to 15436. [2020-12-21 23:14:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15436 states. [2020-12-21 23:14:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15436 states to 15436 states and 19255 transitions. [2020-12-21 23:14:21,118 INFO L78 Accepts]: Start accepts. Automaton has 15436 states and 19255 transitions. Word has length 543 [2020-12-21 23:14:21,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:21,118 INFO L481 AbstractCegarLoop]: Abstraction has 15436 states and 19255 transitions. [2020-12-21 23:14:21,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:21,119 INFO L276 IsEmpty]: Start isEmpty. Operand 15436 states and 19255 transitions. [2020-12-21 23:14:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2020-12-21 23:14:21,140 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:21,141 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 17, 17, 15, 15, 13, 13, 11, 11, 11, 11, 8, 6, 6, 4, 4, 4, 4, 4, 4, 3, 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, 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] [2020-12-21 23:14:21,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-21 23:14:21,141 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:21,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:21,142 INFO L82 PathProgramCache]: Analyzing trace with hash 953210429, now seen corresponding path program 1 times [2020-12-21 23:14:21,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:21,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402184049] [2020-12-21 23:14:21,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3937 backedges. 2204 proven. 0 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2020-12-21 23:14:21,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402184049] [2020-12-21 23:14:21,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-21 23:14:21,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-21 23:14:21,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326266975] [2020-12-21 23:14:21,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-21 23:14:21,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:21,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-21 23:14:21,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-21 23:14:21,528 INFO L87 Difference]: Start difference. First operand 15436 states and 19255 transitions. Second operand 3 states. [2020-12-21 23:14:21,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:21,943 INFO L93 Difference]: Finished difference Result 30752 states and 38316 transitions. [2020-12-21 23:14:21,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-21 23:14:21,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 581 [2020-12-21 23:14:21,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:21,972 INFO L225 Difference]: With dead ends: 30752 [2020-12-21 23:14:21,972 INFO L226 Difference]: Without dead ends: 15416 [2020-12-21 23:14:21,986 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 [2020-12-21 23:14:22,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15416 states. [2020-12-21 23:14:22,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15416 to 13882. [2020-12-21 23:14:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13882 states. [2020-12-21 23:14:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13882 states to 13882 states and 17254 transitions. [2020-12-21 23:14:22,433 INFO L78 Accepts]: Start accepts. Automaton has 13882 states and 17254 transitions. Word has length 581 [2020-12-21 23:14:22,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:22,435 INFO L481 AbstractCegarLoop]: Abstraction has 13882 states and 17254 transitions. [2020-12-21 23:14:22,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-21 23:14:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 13882 states and 17254 transitions. [2020-12-21 23:14:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2020-12-21 23:14:22,464 INFO L414 BasicCegarLoop]: Found error trace [2020-12-21 23:14:22,465 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 18, 16, 16, 14, 14, 12, 12, 10, 10, 10, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 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] [2020-12-21 23:14:22,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-21 23:14:22,466 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-21 23:14:22,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-21 23:14:22,467 INFO L82 PathProgramCache]: Analyzing trace with hash 944376353, now seen corresponding path program 3 times [2020-12-21 23:14:22,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-21 23:14:22,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977301356] [2020-12-21 23:14:22,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-21 23:14:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-21 23:14:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2020-12-21 23:14:22,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977301356] [2020-12-21 23:14:22,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853038182] [2020-12-21 23:14:22,919 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-21 23:14:23,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2020-12-21 23:14:23,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-21 23:14:23,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-21 23:14:23,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-21 23:14:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 2395 proven. 16 refuted. 0 times theorem prover too weak. 1667 trivial. 0 not checked. [2020-12-21 23:14:23,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-21 23:14:23,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-12-21 23:14:23,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050717704] [2020-12-21 23:14:23,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-21 23:14:23,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-21 23:14:23,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-21 23:14:23,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-21 23:14:23,605 INFO L87 Difference]: Start difference. First operand 13882 states and 17254 transitions. Second operand 4 states. [2020-12-21 23:14:24,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-21 23:14:24,044 INFO L93 Difference]: Finished difference Result 20691 states and 25770 transitions. [2020-12-21 23:14:24,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-21 23:14:24,045 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 583 [2020-12-21 23:14:24,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-21 23:14:24,046 INFO L225 Difference]: With dead ends: 20691 [2020-12-21 23:14:24,046 INFO L226 Difference]: Without dead ends: 0 [2020-12-21 23:14:24,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 585 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-21 23:14:24,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-21 23:14:24,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-21 23:14:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-21 23:14:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-21 23:14:24,060 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 583 [2020-12-21 23:14:24,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-21 23:14:24,061 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-21 23:14:24,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-21 23:14:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-21 23:14:24,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-21 23:14:24,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-12-21 23:14:24,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-21 23:14:24,681 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2020-12-21 23:14:26,850 WARN L197 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 778 DAG size of output: 315 [2020-12-21 23:14:28,201 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 779 DAG size of output: 316 [2020-12-21 23:14:28,840 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2020-12-21 23:14:29,208 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2020-12-21 23:14:29,441 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 43 [2020-12-21 23:14:30,056 WARN L197 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2020-12-21 23:14:30,308 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2020-12-21 23:14:30,635 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 40 [2020-12-21 23:14:33,421 WARN L197 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 250 DAG size of output: 87 [2020-12-21 23:14:33,709 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2020-12-21 23:14:34,131 WARN L197 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 47 [2020-12-21 23:14:36,915 WARN L197 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 251 DAG size of output: 87 [2020-12-21 23:14:37,175 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 40 [2020-12-21 23:14:37,473 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2020-12-21 23:14:37,848 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2020-12-21 23:14:38,187 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2020-12-21 23:14:38,439 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 40 [2020-12-21 23:14:38,731 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2020-12-21 23:14:39,090 WARN L197 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 44 [2020-12-21 23:14:39,304 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 52 [2020-12-21 23:14:39,691 WARN L197 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2020-12-21 23:14:39,935 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 43 [2020-12-21 23:14:39,941 INFO L189 CegarLoopUtils]: For program point L630(lines 630 658) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L399(lines 399 405) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L366(lines 366 385) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L631(lines 631 655) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L532(lines 532 536) no Hoare annotation was computed. [2020-12-21 23:14:39,942 INFO L189 CegarLoopUtils]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L565-2(lines 565 569) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L532-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L235(lines 235 240) no Hoare annotation was computed. [2020-12-21 23:14:39,943 INFO L189 CegarLoopUtils]: For program point L202(lines 202 597) no Hoare annotation was computed. [2020-12-21 23:14:39,944 INFO L189 CegarLoopUtils]: For program point L169(lines 169 608) no Hoare annotation was computed. [2020-12-21 23:14:39,944 INFO L189 CegarLoopUtils]: For program point L136(lines 136 619) no Hoare annotation was computed. [2020-12-21 23:14:39,945 INFO L185 CegarLoopUtils]: At program point L103-2(lines 103 660) the Hoare annotation is: (let ((.cse9 (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2))) (.cse20 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse8 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse17 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse19 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse15 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (.cse14 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse11 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse18 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse12 (not .cse20)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (let ((.cse21 (mod .cse9 4294967296))) (or (<= .cse21 8496) (< 2147483647 .cse21)))) (.cse4 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse2 .cse3 .cse4) (and .cse3 .cse5) (and .cse6 .cse7 .cse3 .cse8) (and (= .cse9 (+ ULTIMATE.start_ssl3_accept_~s__state~0 (* (div .cse9 4294967296) 4294967296))) .cse3) (and .cse2 .cse10 .cse11 .cse12) (and .cse0 .cse6 .cse1 .cse13) (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) (and .cse14 .cse7 .cse3) (and .cse3 (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse1 .cse3) (and .cse0 .cse1 .cse15) (and .cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse16 .cse8) (and .cse0 .cse6 .cse1 .cse16) (and .cse0 .cse12) (and .cse3 .cse17) (and .cse3 .cse13) (and .cse0 .cse6 .cse1 .cse17) (and .cse10 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse19) (and .cse3 .cse19) (and .cse3 .cse15) (and .cse14 .cse1 .cse10 .cse7 .cse20) (and .cse6 .cse2 .cse1 .cse10 .cse11) (and .cse0 .cse1 .cse5) (and .cse10 .cse4 .cse18 .cse12) (and .cse0 .cse6 .cse2 .cse1 .cse4)))) [2020-12-21 23:14:39,945 INFO L189 CegarLoopUtils]: For program point L665(lines 665 669) no Hoare annotation was computed. [2020-12-21 23:14:39,945 INFO L189 CegarLoopUtils]: For program point L632(lines 632 641) no Hoare annotation was computed. [2020-12-21 23:14:39,945 INFO L189 CegarLoopUtils]: For program point L665-2(lines 665 669) no Hoare annotation was computed. [2020-12-21 23:14:39,946 INFO L189 CegarLoopUtils]: For program point L632-2(lines 631 653) no Hoare annotation was computed. [2020-12-21 23:14:39,946 INFO L189 CegarLoopUtils]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-12-21 23:14:39,946 INFO L189 CegarLoopUtils]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2020-12-21 23:14:39,946 INFO L185 CegarLoopUtils]: At program point L170(lines 169 608) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (not .cse6)) (.cse5 (let ((.cse9 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse9 8496) (< 2147483647 .cse9)))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse4 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2) (and .cse3 .cse1 .cse4) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1) (and .cse3 .cse5 .cse0 .cse1 .cse6) (and .cse7 .cse8 .cse5 .cse1) (and .cse7 .cse1 .cse2) (and .cse5 .cse1 .cse4) (and .cse8 .cse1 .cse4 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0))))) [2020-12-21 23:14:39,946 INFO L185 CegarLoopUtils]: At program point L137(lines 130 621) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (let ((.cse6 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse6 8496) (< 2147483647 .cse6)))) (.cse2 (< 0 (let ((.cse5 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse5 2147483647) 2147483648) (div (+ .cse5 4248) 2147483648) 1))))) (or (and .cse0 .cse1 .cse2) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2) (and (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0) .cse1) (and .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse2))) [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L634(lines 634 638) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L205(lines 205 596) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L172(lines 172 607) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L139(lines 139 618) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L106(lines 106 629) no Hoare annotation was computed. [2020-12-21 23:14:39,947 INFO L185 CegarLoopUtils]: At program point L206(lines 202 597) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse0 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0) (and .cse1 .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (let ((.cse2 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse2 8496) (< 2147483647 .cse2))) .cse1 .cse0) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2020-12-21 23:14:39,947 INFO L185 CegarLoopUtils]: At program point L107(lines 106 629) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-12-21 23:14:39,947 INFO L189 CegarLoopUtils]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L472(lines 472 483) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L185 CegarLoopUtils]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L241(lines 241 246) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L208(lines 208 595) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L175(lines 175 606) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L142(lines 142 617) no Hoare annotation was computed. [2020-12-21 23:14:39,948 INFO L189 CegarLoopUtils]: For program point L109(lines 109 628) no Hoare annotation was computed. [2020-12-21 23:14:39,949 INFO L185 CegarLoopUtils]: At program point L407(lines 398 429) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,949 INFO L185 CegarLoopUtils]: At program point L209(lines 208 595) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-12-21 23:14:39,949 INFO L185 CegarLoopUtils]: At program point L176(lines 172 607) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2))) [2020-12-21 23:14:39,949 INFO L185 CegarLoopUtils]: At program point L143(lines 139 618) the Hoare annotation is: (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (let ((.cse6 (< 2147483647 .cse5))) (let ((.cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse3 (or (<= .cse5 8496) .cse6)) (.cse0 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse4 (or (<= .cse5 ULTIMATE.start_ssl3_accept_~s__state~0) (and .cse6 (<= .cse5 (+ ULTIMATE.start_ssl3_accept_~s__state~0 4294967296)))))) (or (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1) (and .cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse0 .cse1 .cse4) (and .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse1 .cse4))))) [2020-12-21 23:14:39,949 INFO L189 CegarLoopUtils]: For program point L77(lines 77 85) no Hoare annotation was computed. [2020-12-21 23:14:39,949 INFO L189 CegarLoopUtils]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-12-21 23:14:39,949 INFO L189 CegarLoopUtils]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-12-21 23:14:39,949 INFO L189 CegarLoopUtils]: For program point L178(lines 178 605) no Hoare annotation was computed. [2020-12-21 23:14:39,949 INFO L189 CegarLoopUtils]: For program point L145(lines 145 616) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L112(lines 112 627) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L575(lines 575 585) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L575-1(lines 575 585) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L278(lines 278 282) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L185 CegarLoopUtils]: At program point L212(lines 211 594) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L80-2(lines 77 85) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-12-21 23:14:39,950 INFO L189 CegarLoopUtils]: For program point L312(lines 312 320) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L192 CegarLoopUtils]: At program point L676(lines 68 678) the Hoare annotation is: true [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L643(lines 643 649) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L544(lines 544 549) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L181(lines 181 604) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L148(lines 148 615) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L115(lines 115 626) no Hoare annotation was computed. [2020-12-21 23:14:39,951 INFO L192 CegarLoopUtils]: At program point L677(lines 11 679) the Hoare annotation is: true [2020-12-21 23:14:39,951 INFO L189 CegarLoopUtils]: For program point L578(lines 578 582) no Hoare annotation was computed. [2020-12-21 23:14:39,952 INFO L185 CegarLoopUtils]: At program point L182(lines 178 605) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2))) [2020-12-21 23:14:39,952 INFO L185 CegarLoopUtils]: At program point L149(lines 145 616) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,952 INFO L189 CegarLoopUtils]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-12-21 23:14:39,952 INFO L189 CegarLoopUtils]: For program point L315-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:39,952 INFO L185 CegarLoopUtils]: At program point L216(lines 109 628) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-12-21 23:14:39,952 INFO L189 CegarLoopUtils]: For program point L184(lines 184 603) no Hoare annotation was computed. [2020-12-21 23:14:39,952 INFO L189 CegarLoopUtils]: For program point L151(lines 151 614) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point L118(lines 118 625) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point L515(lines 515 519) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point L515-2(lines 515 519) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-21 23:14:39,953 INFO L185 CegarLoopUtils]: At program point L417(lines 408 428) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,953 INFO L189 CegarLoopUtils]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L351-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L87(lines 87 95) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L87-1(lines 68 678) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L187(lines 187 602) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L154(lines 154 613) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L121(lines 121 624) no Hoare annotation was computed. [2020-12-21 23:14:39,954 INFO L189 CegarLoopUtils]: For program point L88(lines 88 92) no Hoare annotation was computed. [2020-12-21 23:14:39,955 INFO L189 CegarLoopUtils]: For program point L452(lines 452 457) no Hoare annotation was computed. [2020-12-21 23:14:39,955 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2020-12-21 23:14:39,955 INFO L185 CegarLoopUtils]: At program point L188(lines 184 603) the Hoare annotation is: (let ((.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (let ((.cse7 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse7 8496) (< 2147483647 .cse7)))) (.cse6 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse4) (and .cse5 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 .cse6) (and .cse5 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse6))) [2020-12-21 23:14:39,955 INFO L185 CegarLoopUtils]: At program point L155(lines 151 614) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,955 INFO L189 CegarLoopUtils]: For program point L221-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:39,955 INFO L189 CegarLoopUtils]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point L190(lines 190 601) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point L157(lines 157 612) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point L124(lines 124 623) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point L554(lines 554 558) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L189 CegarLoopUtils]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-12-21 23:14:39,956 INFO L185 CegarLoopUtils]: At program point L125(lines 121 624) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse3 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5)))) (.cse1 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (< 0 (let ((.cse4 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse4 2147483647) 2147483648) (div (+ .cse4 4248) 2147483648) 1))))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2) (and .cse3 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse1 .cse2))) [2020-12-21 23:14:39,957 INFO L185 CegarLoopUtils]: At program point L555(lines 68 678) the Hoare annotation is: false [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point L258(lines 258 272) no Hoare annotation was computed. [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point L259(lines 259 264) no Hoare annotation was computed. [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point L193(lines 193 600) no Hoare annotation was computed. [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point L160(lines 160 611) no Hoare annotation was computed. [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point L127(lines 127 622) no Hoare annotation was computed. [2020-12-21 23:14:39,957 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-21 23:14:39,958 INFO L192 CegarLoopUtils]: At program point L689(lines 680 691) the Hoare annotation is: true [2020-12-21 23:14:39,958 INFO L189 CegarLoopUtils]: For program point L359(lines 359 390) no Hoare annotation was computed. [2020-12-21 23:14:39,958 INFO L189 CegarLoopUtils]: For program point L326(lines 326 330) no Hoare annotation was computed. [2020-12-21 23:14:39,958 INFO L189 CegarLoopUtils]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2020-12-21 23:14:39,958 INFO L185 CegarLoopUtils]: At program point L194(lines 190 601) the Hoare annotation is: (let ((.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3 .cse4) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5))) .cse2 .cse3))) [2020-12-21 23:14:39,958 INFO L185 CegarLoopUtils]: At program point L161(lines 157 612) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,959 INFO L185 CegarLoopUtils]: At program point L128(lines 127 622) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5)))) (.cse2 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (< 0 (let ((.cse4 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse4 2147483647) 2147483648) (div (+ .cse4 4248) 2147483648) 1))))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse3) (and .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse2 .cse3))) [2020-12-21 23:14:39,959 INFO L189 CegarLoopUtils]: For program point L525(lines 525 530) no Hoare annotation was computed. [2020-12-21 23:14:39,959 INFO L185 CegarLoopUtils]: At program point L592(lines 103 660) the Hoare annotation is: (let ((.cse9 (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2))) (.cse20 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse8 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse17 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse19 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse15 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (.cse14 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse11 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse18 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse12 (not .cse20)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (let ((.cse21 (mod .cse9 4294967296))) (or (<= .cse21 8496) (< 2147483647 .cse21)))) (.cse4 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse2 .cse3 .cse4) (and .cse3 .cse5) (and .cse6 .cse7 .cse3 .cse8) (and (= .cse9 (+ ULTIMATE.start_ssl3_accept_~s__state~0 (* (div .cse9 4294967296) 4294967296))) .cse3) (and .cse2 .cse10 .cse11 .cse12) (and .cse0 .cse6 .cse1 .cse13) (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) (and .cse14 .cse7 .cse3) (and .cse3 (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse1 .cse3) (and .cse0 .cse1 .cse15) (and .cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse16 .cse8) (and .cse0 .cse6 .cse1 .cse16) (and .cse0 .cse12) (and .cse3 .cse17) (and .cse3 .cse13) (and .cse0 .cse6 .cse1 .cse17) (and .cse10 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse19) (and .cse3 .cse19) (and .cse3 .cse15) (and .cse14 .cse1 .cse10 .cse7 .cse20) (and .cse6 .cse2 .cse1 .cse10 .cse11) (and .cse0 .cse1 .cse5) (and .cse10 .cse4 .cse18 .cse12) (and .cse0 .cse6 .cse2 .cse1 .cse4)))) [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L295(lines 295 299) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L295-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L196(lines 196 599) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L163(lines 163 610) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L130(lines 130 621) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L362(lines 362 389) no Hoare annotation was computed. [2020-12-21 23:14:39,960 INFO L189 CegarLoopUtils]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 672) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point L363(lines 363 386) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L192 CegarLoopUtils]: At program point L661(lines 102 662) the Hoare annotation is: true [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point L199(lines 199 598) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point L166(lines 166 609) no Hoare annotation was computed. [2020-12-21 23:14:39,961 INFO L189 CegarLoopUtils]: For program point L133(lines 133 620) no Hoare annotation was computed. [2020-12-21 23:14:39,962 INFO L189 CegarLoopUtils]: For program point L398(lines 398 429) no Hoare annotation was computed. [2020-12-21 23:14:39,962 INFO L189 CegarLoopUtils]: For program point L233(lines 233 250) no Hoare annotation was computed. [2020-12-21 23:14:39,962 INFO L185 CegarLoopUtils]: At program point L200(lines 196 599) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse3))) [2020-12-21 23:14:39,962 INFO L185 CegarLoopUtils]: At program point L167(lines 163 610) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2020-12-21 23:14:39,962 INFO L189 CegarLoopUtils]: For program point L233-2(lines 213 591) no Hoare annotation was computed. [2020-12-21 23:14:40,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 11:14:40 BoogieIcfgContainer [2020-12-21 23:14:40,011 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-21 23:14:40,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-21 23:14:40,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-21 23:14:40,012 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-21 23:14:40,013 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:13:57" (3/4) ... [2020-12-21 23:14:40,017 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-21 23:14:40,037 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-21 23:14:40,038 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-21 23:14:40,039 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-21 23:14:40,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-21 23:14:40,149 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/bitvector/s3_srvr_2a.BV.c.cil.c-witness.graphml [2020-12-21 23:14:40,149 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-21 23:14:40,150 INFO L168 Benchmark]: Toolchain (without parser) took 44054.12 ms. Allocated memory was 162.5 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 137.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 398.4 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,151 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 162.5 MB. Free memory is still 134.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-21 23:14:40,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.46 ms. Allocated memory is still 162.5 MB. Free memory was 137.5 MB in the beginning and 122.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.59 ms. Allocated memory is still 162.5 MB. Free memory was 122.7 MB in the beginning and 120.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,152 INFO L168 Benchmark]: Boogie Preprocessor took 54.78 ms. Allocated memory is still 162.5 MB. Free memory was 120.0 MB in the beginning and 117.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,152 INFO L168 Benchmark]: RCFGBuilder took 1117.95 ms. Allocated memory is still 162.5 MB. Free memory was 117.9 MB in the beginning and 101.2 MB in the end (delta: 16.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,153 INFO L168 Benchmark]: TraceAbstraction took 42282.74 ms. Allocated memory was 162.5 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 100.6 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,153 INFO L168 Benchmark]: Witness Printer took 137.28 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-21 23:14:40,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 162.5 MB. Free memory is still 134.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 372.46 ms. Allocated memory is still 162.5 MB. Free memory was 137.5 MB in the beginning and 122.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 79.59 ms. Allocated memory is still 162.5 MB. Free memory was 122.7 MB in the beginning and 120.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 54.78 ms. Allocated memory is still 162.5 MB. Free memory was 120.0 MB in the beginning and 117.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1117.95 ms. Allocated memory is still 162.5 MB. Free memory was 117.9 MB in the beginning and 101.2 MB in the end (delta: 16.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 42282.74 ms. Allocated memory was 162.5 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 100.6 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. * Witness Printer took 137.28 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 672]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (((((((!(s__state == 8673) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) || (blastFlag == 0 && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (8466 == s__state && blastFlag == 1)) || (((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0))) || ((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((!(s__state == 8673) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8512) || ((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state)) || (blastFlag == 1 && s__state == 8544)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0)) || (ag_Y * 2 + ag_X * 2 == s__state + (ag_Y * 2 + ag_X * 2) / 4294967296 * 4294967296 && blastFlag == 1)) || (((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8592)) || blastFlag == 0) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 1 && 8466 == s__state)) || (((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 8576 && 8576 <= s__state) && blastFlag == 1) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (blastFlag == 1 && s__state == 8592)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608)) || (((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8560 == s__state)) || (blastFlag == 1 && 8560 == s__state)) || (blastFlag == 1 && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8544)) || (((blastFlag <= 3 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8656 <= s__state) || ((blastFlag <= 3 && 8656 <= s__state) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || (8656 <= s__state && blastFlag == 1) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((8466 <= s__state && blastFlag == 0) && s__state <= 8576) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && s__state <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state || (2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296 && (ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state + 4294967296)))) || (((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0))) || ((((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && s__state <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state || (2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296 && (ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state + 4294967296))) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8512) || ((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state)) || (blastFlag == 1 && s__state == 8544)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0)) || (ag_Y * 2 + ag_X * 2 == s__state + (ag_Y * 2 + ag_X * 2) / 4294967296 * 4294967296 && blastFlag == 1)) || (((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8592)) || blastFlag == 0) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 1 && 8466 == s__state)) || (((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 8576 && 8576 <= s__state) && blastFlag == 1) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (blastFlag == 1 && s__state == 8592)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608)) || (((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8560 == s__state)) || (blastFlag == 1 && 8560 == s__state)) || (blastFlag == 1 && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8544)) || (((blastFlag <= 3 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (((((!(s__state == 8673) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0)) || ((8466 <= s__state && blastFlag == 0) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__state == 8672)) && !(s__hit == 0)) || (((!(s__state == 8673) && blastFlag == 0) && 8656 <= s__state) && !(s__state == 8672))) || (((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state) && !(s__state == 8672))) || (((!(s__state == 8673) && 8656 <= s__state) && blastFlag == 1) && !(s__state == 8672)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 0 && s__state <= 8448)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8448)) || ((blastFlag <= 2 && s__state <= 8448) && !(s__hit == 0))) || ((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && s__state <= 8448) && blastFlag == 1)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0)) || (((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((8466 <= s__state && blastFlag == 0) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((((blastFlag <= 2 && !(s__state == 8673)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__hit == 0)) || (((((!(s__state == 8673) && blastFlag <= 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__state == 8672)) && !(s__hit == 0))) || (((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state) && !(s__state == 8672))) || (((!(s__state == 8673) && blastFlag == 0) && 8640 <= s__state) && !(s__state == 8672))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.4s, OverallIterations: 25, TraceHistogramMax: 21, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5445 SDtfs, 2553 SDslu, 4169 SDs, 0 SdLazy, 4004 SolverSat, 554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3422 GetRequests, 3371 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16106occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.6s AutomataMinimizationTime, 25 MinimizatonAttempts, 10594 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 947 NumberOfFragments, 2997 HoareAnnotationTreeSize, 29 FomulaSimplifications, 110314 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 29 FomulaSimplificationsInter, 38734 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 10291 NumberOfCodeBlocks, 9994 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 10258 ConstructedInterpolants, 0 QuantifiedInterpolants, 10024241 SizeOfPredicates, 8 NumberOfNonLiveVariables, 5002 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 33 InterpolantComputations, 20 PerfectInterpolantSequences, 47934/48640 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...