java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label09.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:52:51,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:52:51,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:52:51,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:52:51,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:52:51,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:52:51,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:52:51,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:52:51,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:52:51,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:52:51,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:52:51,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:52:51,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:52:51,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:52:51,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:52:51,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:52:51,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:52:51,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:52:51,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:52:51,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:52:51,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:52:51,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:52:51,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:52:51,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:52:51,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 21:52:51,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:52:51,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:52:51,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:52:51,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:52:51,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:52:51,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:52:51,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:52:51,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:52:51,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:52:51,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:52:51,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:52:51,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 21:52:51,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:52:51,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:52:51,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:52:51,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:52:51,506 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:52:51,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:52:51,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:52:51,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:52:51,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:52:51,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:52:51,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:52:51,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:52:51,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:52:51,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:52:51,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:52:51,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:52:51,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:52:51,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:52:51,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:52:51,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:52:51,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:52:51,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:52:51,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:52:51,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:52:51,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:52:51,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:52:51,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:52:51,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:52:51,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:52:51,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:52:51,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:52:51,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:52:51,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:52:51,844 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:52:51,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label09.c [2019-10-14 21:52:51,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/995edb323/e8fdd21c81f04adb91b072320d7ae40f/FLAGe5534132e [2019-10-14 21:52:52,488 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:52:52,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label09.c [2019-10-14 21:52:52,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/995edb323/e8fdd21c81f04adb91b072320d7ae40f/FLAGe5534132e [2019-10-14 21:52:52,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/995edb323/e8fdd21c81f04adb91b072320d7ae40f [2019-10-14 21:52:52,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:52:52,750 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:52:52,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:52:52,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:52:52,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:52:52,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:52:52" (1/1) ... [2019-10-14 21:52:52,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8f9260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:52, skipping insertion in model container [2019-10-14 21:52:52,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:52:52" (1/1) ... [2019-10-14 21:52:52,767 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:52:52,822 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:52:53,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:52:53,423 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:52:53,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:52:53,538 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:52:53,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53 WrapperNode [2019-10-14 21:52:53,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:52:53,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:52:53,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:52:53,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:52:53,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (1/1) ... [2019-10-14 21:52:53,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:52:53,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:52:53,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:52:53,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:52:53,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (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 [2019-10-14 21:52:53,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:52:53,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:52:53,720 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:52:53,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:52:53,720 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:52:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:52:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:52:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:52:53,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:52:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:52:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:52:54,909 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:52:54,909 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:52:54,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:52:54 BoogieIcfgContainer [2019-10-14 21:52:54,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:52:54,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:52:54,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:52:54,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:52:54,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:52:52" (1/3) ... [2019-10-14 21:52:54,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b2bf8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:52:54, skipping insertion in model container [2019-10-14 21:52:54,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:53" (2/3) ... [2019-10-14 21:52:54,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b2bf8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:52:54, skipping insertion in model container [2019-10-14 21:52:54,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:52:54" (3/3) ... [2019-10-14 21:52:54,919 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label09.c [2019-10-14 21:52:54,929 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:52:54,937 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:52:54,949 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:52:54,977 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:52:54,977 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:52:54,977 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:52:54,978 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:52:54,978 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:52:54,978 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:52:54,978 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:52:54,978 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:52:55,003 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-14 21:52:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-14 21:52:55,017 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:55,018 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:55,020 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:55,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:55,026 INFO L82 PathProgramCache]: Analyzing trace with hash -976875031, now seen corresponding path program 1 times [2019-10-14 21:52:55,035 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:55,035 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174497246] [2019-10-14 21:52:55,036 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:55,036 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:55,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:55,574 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174497246] [2019-10-14 21:52:55,574 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:52:55,575 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:52:55,575 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376003654] [2019-10-14 21:52:55,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:52:55,582 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:55,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:52:55,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:52:55,600 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-14 21:52:57,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:57,891 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2019-10-14 21:52:57,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:52:57,893 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-10-14 21:52:57,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:57,927 INFO L225 Difference]: With dead ends: 828 [2019-10-14 21:52:57,928 INFO L226 Difference]: Without dead ends: 494 [2019-10-14 21:52:57,941 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:57,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2019-10-14 21:52:58,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2019-10-14 21:52:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2019-10-14 21:52:58,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2019-10-14 21:52:58,038 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 127 [2019-10-14 21:52:58,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:58,039 INFO L462 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2019-10-14 21:52:58,039 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:52:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2019-10-14 21:52:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-14 21:52:58,046 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:58,046 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:58,047 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:58,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:58,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1101712018, now seen corresponding path program 1 times [2019-10-14 21:52:58,048 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:58,048 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935319707] [2019-10-14 21:52:58,048 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:58,048 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:58,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:58,399 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935319707] [2019-10-14 21:52:58,399 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429779756] [2019-10-14 21:52:58,399 INFO L94 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 [2019-10-14 21:52:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:58,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:58,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:58,634 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:58,634 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-14 21:52:58,634 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888314903] [2019-10-14 21:52:58,636 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:58,636 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:58,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:58,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:58,637 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 3 states. [2019-10-14 21:52:59,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:59,224 INFO L93 Difference]: Finished difference Result 1380 states and 2025 transitions. [2019-10-14 21:52:59,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:59,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2019-10-14 21:52:59,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:59,231 INFO L225 Difference]: With dead ends: 1380 [2019-10-14 21:52:59,232 INFO L226 Difference]: Without dead ends: 911 [2019-10-14 21:52:59,234 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:59,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2019-10-14 21:52:59,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 621. [2019-10-14 21:52:59,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2019-10-14 21:52:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 912 transitions. [2019-10-14 21:52:59,279 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 912 transitions. Word has length 135 [2019-10-14 21:52:59,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:59,280 INFO L462 AbstractCegarLoop]: Abstraction has 621 states and 912 transitions. [2019-10-14 21:52:59,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 912 transitions. [2019-10-14 21:52:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-10-14 21:52:59,283 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:59,284 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:59,489 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:59,490 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:59,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:59,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1706292572, now seen corresponding path program 1 times [2019-10-14 21:52:59,491 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:59,492 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005575077] [2019-10-14 21:52:59,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:59,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:59,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:59,784 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005575077] [2019-10-14 21:52:59,784 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:52:59,784 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-14 21:52:59,784 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888796179] [2019-10-14 21:52:59,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 21:52:59,785 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:59,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 21:52:59,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-10-14 21:52:59,786 INFO L87 Difference]: Start difference. First operand 621 states and 912 transitions. Second operand 8 states. [2019-10-14 21:53:01,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:01,561 INFO L93 Difference]: Finished difference Result 1896 states and 3010 transitions. [2019-10-14 21:53:01,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-14 21:53:01,562 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2019-10-14 21:53:01,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:01,571 INFO L225 Difference]: With dead ends: 1896 [2019-10-14 21:53:01,571 INFO L226 Difference]: Without dead ends: 1281 [2019-10-14 21:53:01,573 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-10-14 21:53:01,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1281 states. [2019-10-14 21:53:01,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1281 to 1232. [2019-10-14 21:53:01,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1232 states. [2019-10-14 21:53:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 1808 transitions. [2019-10-14 21:53:01,636 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 1808 transitions. Word has length 142 [2019-10-14 21:53:01,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:01,637 INFO L462 AbstractCegarLoop]: Abstraction has 1232 states and 1808 transitions. [2019-10-14 21:53:01,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-14 21:53:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1808 transitions. [2019-10-14 21:53:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-14 21:53:01,642 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:01,642 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:01,642 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:01,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:01,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1275409281, now seen corresponding path program 1 times [2019-10-14 21:53:01,643 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:01,643 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988165748] [2019-10-14 21:53:01,643 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:01,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:01,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-14 21:53:01,835 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988165748] [2019-10-14 21:53:01,835 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573995377] [2019-10-14 21:53:01,835 INFO L94 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 [2019-10-14 21:53:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:01,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:01,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:01,987 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:01,987 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2019-10-14 21:53:01,987 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905216070] [2019-10-14 21:53:01,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 21:53:01,988 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:01,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 21:53:01,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:53:01,989 INFO L87 Difference]: Start difference. First operand 1232 states and 1808 transitions. Second operand 12 states. [2019-10-14 21:53:03,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:03,701 INFO L93 Difference]: Finished difference Result 2759 states and 4165 transitions. [2019-10-14 21:53:03,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 21:53:03,702 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 150 [2019-10-14 21:53:03,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:03,715 INFO L225 Difference]: With dead ends: 2759 [2019-10-14 21:53:03,715 INFO L226 Difference]: Without dead ends: 1533 [2019-10-14 21:53:03,722 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2019-10-14 21:53:03,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2019-10-14 21:53:03,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 611. [2019-10-14 21:53:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2019-10-14 21:53:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 840 transitions. [2019-10-14 21:53:03,774 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 840 transitions. Word has length 150 [2019-10-14 21:53:03,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:03,774 INFO L462 AbstractCegarLoop]: Abstraction has 611 states and 840 transitions. [2019-10-14 21:53:03,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 21:53:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 840 transitions. [2019-10-14 21:53:03,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-14 21:53:03,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:03,779 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:03,982 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:03,983 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:03,983 INFO L82 PathProgramCache]: Analyzing trace with hash -234431911, now seen corresponding path program 1 times [2019-10-14 21:53:03,984 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:03,984 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647487085] [2019-10-14 21:53:03,984 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:03,985 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:03,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:04,318 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647487085] [2019-10-14 21:53:04,318 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879007042] [2019-10-14 21:53:04,319 INFO L94 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 [2019-10-14 21:53:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:04,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-14 21:53:04,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:53:04,461 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:04,461 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-10-14 21:53:04,461 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133481367] [2019-10-14 21:53:04,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:53:04,462 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:04,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:53:04,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:53:04,463 INFO L87 Difference]: Start difference. First operand 611 states and 840 transitions. Second operand 5 states. [2019-10-14 21:53:05,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:05,225 INFO L93 Difference]: Finished difference Result 1841 states and 2654 transitions. [2019-10-14 21:53:05,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:53:05,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-10-14 21:53:05,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:05,233 INFO L225 Difference]: With dead ends: 1841 [2019-10-14 21:53:05,234 INFO L226 Difference]: Without dead ends: 1236 [2019-10-14 21:53:05,236 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:53:05,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2019-10-14 21:53:05,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1218. [2019-10-14 21:53:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2019-10-14 21:53:05,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2019-10-14 21:53:05,277 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 153 [2019-10-14 21:53:05,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:05,277 INFO L462 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2019-10-14 21:53:05,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:53:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2019-10-14 21:53:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-10-14 21:53:05,283 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:05,283 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:05,486 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:05,487 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:05,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:05,487 INFO L82 PathProgramCache]: Analyzing trace with hash 956150165, now seen corresponding path program 1 times [2019-10-14 21:53:05,488 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:05,488 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640296873] [2019-10-14 21:53:05,488 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:05,488 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:05,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:53:05,697 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640296873] [2019-10-14 21:53:05,697 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577780691] [2019-10-14 21:53:05,698 INFO L94 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 [2019-10-14 21:53:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:05,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-14 21:53:05,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:05,878 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 21:53:05,878 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:05,878 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2019-10-14 21:53:05,879 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36510446] [2019-10-14 21:53:05,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:53:05,880 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:05,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:53:05,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:05,880 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 5 states. [2019-10-14 21:53:06,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:06,760 INFO L93 Difference]: Finished difference Result 3191 states and 4396 transitions. [2019-10-14 21:53:06,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:53:06,770 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2019-10-14 21:53:06,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:06,779 INFO L225 Difference]: With dead ends: 3191 [2019-10-14 21:53:06,779 INFO L226 Difference]: Without dead ends: 1979 [2019-10-14 21:53:06,783 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-10-14 21:53:06,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1979 states. [2019-10-14 21:53:06,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1979 to 1669. [2019-10-14 21:53:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2019-10-14 21:53:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 2117 transitions. [2019-10-14 21:53:06,844 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 2117 transitions. Word has length 185 [2019-10-14 21:53:06,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:06,845 INFO L462 AbstractCegarLoop]: Abstraction has 1669 states and 2117 transitions. [2019-10-14 21:53:06,845 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:53:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2117 transitions. [2019-10-14 21:53:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-14 21:53:06,854 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:06,855 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:07,066 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:07,067 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:07,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:07,068 INFO L82 PathProgramCache]: Analyzing trace with hash -957859136, now seen corresponding path program 1 times [2019-10-14 21:53:07,068 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:07,069 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025921357] [2019-10-14 21:53:07,069 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:07,069 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:07,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 90 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-14 21:53:07,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025921357] [2019-10-14 21:53:07,261 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138486242] [2019-10-14 21:53:07,261 INFO L94 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 [2019-10-14 21:53:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:07,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:07,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-14 21:53:07,482 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:07,482 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-14 21:53:07,482 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832292039] [2019-10-14 21:53:07,484 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 21:53:07,484 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:07,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 21:53:07,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:07,485 INFO L87 Difference]: Start difference. First operand 1669 states and 2117 transitions. Second operand 11 states. [2019-10-14 21:53:10,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:10,790 INFO L93 Difference]: Finished difference Result 4357 states and 5508 transitions. [2019-10-14 21:53:10,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-14 21:53:10,793 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 192 [2019-10-14 21:53:10,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:10,803 INFO L225 Difference]: With dead ends: 4357 [2019-10-14 21:53:10,804 INFO L226 Difference]: Without dead ends: 1657 [2019-10-14 21:53:10,809 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2019-10-14 21:53:10,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2019-10-14 21:53:10,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1652. [2019-10-14 21:53:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1652 states. [2019-10-14 21:53:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1652 states and 1929 transitions. [2019-10-14 21:53:10,854 INFO L78 Accepts]: Start accepts. Automaton has 1652 states and 1929 transitions. Word has length 192 [2019-10-14 21:53:10,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:10,855 INFO L462 AbstractCegarLoop]: Abstraction has 1652 states and 1929 transitions. [2019-10-14 21:53:10,855 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 21:53:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1929 transitions. [2019-10-14 21:53:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-14 21:53:10,861 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:10,861 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:11,072 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:11,073 INFO L410 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:11,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:11,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1227275172, now seen corresponding path program 1 times [2019-10-14 21:53:11,073 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:11,073 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182854473] [2019-10-14 21:53:11,074 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:11,074 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:11,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 81 proven. 32 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-14 21:53:11,317 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182854473] [2019-10-14 21:53:11,318 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756032659] [2019-10-14 21:53:11,318 INFO L94 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 [2019-10-14 21:53:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:11,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:11,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:11,526 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 96 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 21:53:11,527 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:53:11,527 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 12 [2019-10-14 21:53:11,527 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272167711] [2019-10-14 21:53:11,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 21:53:11,528 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:11,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 21:53:11,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:53:11,535 INFO L87 Difference]: Start difference. First operand 1652 states and 1929 transitions. Second operand 12 states. [2019-10-14 21:53:13,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:13,967 INFO L93 Difference]: Finished difference Result 3939 states and 4854 transitions. [2019-10-14 21:53:13,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 21:53:13,967 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 206 [2019-10-14 21:53:13,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:13,978 INFO L225 Difference]: With dead ends: 3939 [2019-10-14 21:53:13,978 INFO L226 Difference]: Without dead ends: 2437 [2019-10-14 21:53:13,986 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=241, Invalid=629, Unknown=0, NotChecked=0, Total=870 [2019-10-14 21:53:13,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2437 states. [2019-10-14 21:53:14,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2437 to 2396. [2019-10-14 21:53:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2396 states. [2019-10-14 21:53:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2396 states and 2794 transitions. [2019-10-14 21:53:14,059 INFO L78 Accepts]: Start accepts. Automaton has 2396 states and 2794 transitions. Word has length 206 [2019-10-14 21:53:14,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:14,060 INFO L462 AbstractCegarLoop]: Abstraction has 2396 states and 2794 transitions. [2019-10-14 21:53:14,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 21:53:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2794 transitions. [2019-10-14 21:53:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-10-14 21:53:14,068 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:53:14,068 INFO L380 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:53:14,271 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:14,272 INFO L410 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:53:14,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:53:14,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1308530112, now seen corresponding path program 1 times [2019-10-14 21:53:14,272 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:53:14,272 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588266297] [2019-10-14 21:53:14,272 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:14,273 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:53:14,273 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:53:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:14,636 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 78 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:53:14,636 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588266297] [2019-10-14 21:53:14,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313732941] [2019-10-14 21:53:14,637 INFO L94 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 [2019-10-14 21:53:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:53:14,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:53:14,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:53:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-14 21:53:14,783 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:53:14,783 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2019-10-14 21:53:14,784 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260957599] [2019-10-14 21:53:14,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:53:14,784 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:53:14,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:53:14,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:14,785 INFO L87 Difference]: Start difference. First operand 2396 states and 2794 transitions. Second operand 3 states. [2019-10-14 21:53:15,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:53:15,242 INFO L93 Difference]: Finished difference Result 4641 states and 5429 transitions. [2019-10-14 21:53:15,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:53:15,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2019-10-14 21:53:15,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:53:15,245 INFO L225 Difference]: With dead ends: 4641 [2019-10-14 21:53:15,246 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:53:15,254 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:53:15,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:53:15,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:53:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:53:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:53:15,255 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2019-10-14 21:53:15,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:53:15,255 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:53:15,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:53:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:53:15,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:53:15,458 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:53:15,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:53:15,947 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 135 [2019-10-14 21:53:16,105 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 135 [2019-10-14 21:53:17,346 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 164 DAG size of output: 55 [2019-10-14 21:53:17,805 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2019-10-14 21:53:18,204 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2019-10-14 21:53:18,207 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:53:18,207 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,208 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-14 21:53:18,209 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,210 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-14 21:53:18,211 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-14 21:53:18,212 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-14 21:53:18,213 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-14 21:53:18,214 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-14 21:53:18,215 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-14 21:53:18,216 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-14 21:53:18,217 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-14 21:53:18,218 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:53:18,219 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-14 21:53:18,220 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-14 21:53:18,221 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,222 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-14 21:53:18,223 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,224 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a17~0 |old(~a17~0)|)) (.cse16 (= ~a11~0 |old(~a11~0)|)) (.cse17 (= ~a17~0 8)) (.cse9 (= ~a19~0 |old(~a19~0)|)) (.cse10 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= ~a25~0 |old(~a25~0)|)) (.cse0 (= 1 |old(~a11~0)|)) (.cse14 (not (<= |old(~a17~0)| 8)))) (let ((.cse2 (or .cse14 (not (<= |old(~a25~0)| 0)))) (.cse8 (= ~a11~0 1)) (.cse12 (not .cse0)) (.cse13 (not (<= |old(~a17~0)| 7))) (.cse6 (not (<= 9 |old(~a28~0)|))) (.cse3 (and .cse16 .cse17 .cse9 .cse10 .cse11)) (.cse1 (and .cse16 .cse7 .cse9 .cse10 .cse11)) (.cse4 (not (= 1 |old(~a19~0)|))) (.cse15 (not (<= |old(~a28~0)| 7))) (.cse5 (not (= 8 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 (and .cse7 .cse8 .cse9 .cse10 .cse11) .cse12 .cse13) (or .cse2 (and .cse7 .cse9 .cse10 .cse8 .cse11) .cse12 .cse13) (or .cse0 .cse6 .cse5 .cse3) (or .cse1 (or .cse14 .cse15 .cse4)) (or (and (and .cse16 .cse17) .cse9 .cse10 .cse11) (or .cse15 .cse5))))) [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-14 21:53:18,225 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-14 21:53:18,226 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-14 21:53:18,227 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:53:18,228 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 21:53:18,229 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-14 21:53:18,230 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-14 21:53:18,231 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-14 21:53:18,232 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-14 21:53:18,232 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:53:18,232 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (= ~a17~0 8) (= ~a19~0 1) (not (= ~a19~0 ~a11~0)) (<= ~a25~0 0)) [2019-10-14 21:53:18,232 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:53:18,232 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:53:18,232 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= 1 |old(~a19~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (= |old(~a11~0)| |old(~a19~0)|) (not (<= |old(~a25~0)| 0)) (not (= 8 |old(~a17~0)|))) [2019-10-14 21:53:18,233 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse4 (= ~a17~0 8)) (.cse9 (<= ~a28~0 7)) (.cse10 (<= ~a17~0 8))) (let ((.cse3 (<= 9 ~a28~0)) (.cse0 (and .cse9 (= ~a19~0 1) .cse10)) (.cse2 (<= ~a17~0 7)) (.cse1 (= ~a11~0 1)) (.cse6 (and .cse4 (= ~a19~0 |old(~a19~0)|))) (.cse7 (and (<= ~a25~0 0) .cse10)) (.cse5 (= ~a11~0 |old(~a11~0)|)) (.cse8 (and .cse4 .cse9))) (or (not (<= |old(~a28~0)| 7)) (and .cse0 .cse1) (and .cse2 .cse3 .cse1) (and .cse4 .cse5 .cse3) (and .cse0 .cse5) (= |old(~a11~0)| |old(~a19~0)|) (and .cse6 .cse1) (and .cse2 .cse1 .cse7) (and .cse8 .cse1) (and .cse5 .cse6) (not (<= |old(~a25~0)| 0)) (and .cse5 .cse7) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse8) (not (= 8 |old(~a17~0)|))))) [2019-10-14 21:53:18,233 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:53:18,233 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-14 21:53:18,233 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (= ~a17~0 8)) (.cse9 (<= ~a28~0 7)) (.cse10 (<= ~a17~0 8))) (let ((.cse3 (<= 9 ~a28~0)) (.cse0 (and .cse9 (= ~a19~0 1) .cse10)) (.cse2 (<= ~a17~0 7)) (.cse1 (= ~a11~0 1)) (.cse6 (and .cse4 (= ~a19~0 |old(~a19~0)|))) (.cse7 (and (<= ~a25~0 0) .cse10)) (.cse5 (= ~a11~0 |old(~a11~0)|)) (.cse8 (and .cse4 .cse9))) (or (not (<= |old(~a28~0)| 7)) (and .cse0 .cse1) (and .cse2 .cse3 .cse1) (and .cse4 .cse5 .cse3) (and .cse0 .cse5) (= |old(~a11~0)| |old(~a19~0)|) (and .cse6 .cse1) (and .cse2 .cse1 .cse7) (and .cse8 .cse1) (and .cse5 .cse6) (not (<= |old(~a25~0)| 0)) (and .cse5 .cse7) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse8) (not (= 8 |old(~a17~0)|))))) [2019-10-14 21:53:18,233 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-14 21:53:18,233 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-14 21:53:18,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:53:18 BoogieIcfgContainer [2019-10-14 21:53:18,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:53:18,256 INFO L168 Benchmark]: Toolchain (without parser) took 25506.14 ms. Allocated memory was 145.8 MB in the beginning and 558.9 MB in the end (delta: 413.1 MB). Free memory was 101.8 MB in the beginning and 134.8 MB in the end (delta: -33.1 MB). Peak memory consumption was 389.9 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,257 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.98 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.6 MB in the beginning and 172.0 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,258 INFO L168 Benchmark]: Boogie Preprocessor took 129.03 ms. Allocated memory is still 205.0 MB. Free memory was 172.0 MB in the beginning and 167.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,259 INFO L168 Benchmark]: RCFGBuilder took 1242.23 ms. Allocated memory was 205.0 MB in the beginning and 239.1 MB in the end (delta: 34.1 MB). Free memory was 167.2 MB in the beginning and 183.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,260 INFO L168 Benchmark]: TraceAbstraction took 23341.98 ms. Allocated memory was 239.1 MB in the beginning and 558.9 MB in the end (delta: 319.8 MB). Free memory was 183.7 MB in the beginning and 134.8 MB in the end (delta: 48.9 MB). Peak memory consumption was 378.5 MB. Max. memory is 7.1 GB. [2019-10-14 21:53:18,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 787.98 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.6 MB in the beginning and 172.0 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.03 ms. Allocated memory is still 205.0 MB. Free memory was 172.0 MB in the beginning and 167.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1242.23 ms. Allocated memory was 205.0 MB in the beginning and 239.1 MB in the end (delta: 34.1 MB). Free memory was 167.2 MB in the beginning and 183.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23341.98 ms. Allocated memory was 239.1 MB in the beginning and 558.9 MB in the end (delta: 319.8 MB). Free memory was 183.7 MB in the beginning and 134.8 MB in the end (delta: 48.9 MB). Peak memory consumption was 378.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 535]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((!(\old(a28) <= 7) || (((a28 <= 7 && a19 == 1) && a17 <= 8) && a11 == 1)) || ((a17 <= 7 && 9 <= a28) && a11 == 1)) || ((a17 == 8 && a11 == \old(a11)) && 9 <= a28)) || (((a28 <= 7 && a19 == 1) && a17 <= 8) && a11 == \old(a11))) || \old(a11) == \old(a19)) || ((a17 == 8 && a19 == \old(a19)) && a11 == 1)) || ((a17 <= 7 && a11 == 1) && a25 <= 0 && a17 <= 8)) || ((a17 == 8 && a28 <= 7) && a11 == 1)) || (a11 == \old(a11) && a17 == 8 && a19 == \old(a19))) || !(\old(a25) <= 0)) || (a11 == \old(a11) && a25 <= 0 && a17 <= 8)) || !(1 == \old(a19))) || (a11 == \old(a11) && a17 == 8 && a28 <= 7)) || !(8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 23.2s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 14.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, HoareTripleCheckerStatistics: 493 SDtfs, 5134 SDslu, 449 SDs, 0 SdLazy, 8673 SolverSat, 2012 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1395 GetRequests, 1280 SyntacticMatches, 4 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2396occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 1654 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 93 PreInvPairs, 141 NumberOfFragments, 583 HoareAnnotationTreeSize, 93 FomulaSimplifications, 117470 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6932 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2727 NumberOfCodeBlocks, 2727 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2711 ConstructedInterpolants, 0 QuantifiedInterpolants, 1573287 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3007 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 16 InterpolantComputations, 6 PerfectInterpolantSequences, 834/906 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...