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/Problem01_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:52:24,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:52:24,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:52:24,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:52:24,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:52:24,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:52:24,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:52:24,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:52:24,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:52:24,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:52:24,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:52:24,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:52:24,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:52:24,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:52:24,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:52:24,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:52:24,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:52:24,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:52:24,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:52:24,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:52:24,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:52:24,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:52:24,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:52:24,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:52:24,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:52:24,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:52:24,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:52:24,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:52:24,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:52:24,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:52:24,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:52:24,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:52:24,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:52:24,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:52:24,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:52:24,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:52:24,326 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 [2019-10-13 17:52:24,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:52:24,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:52:24,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:52:24,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:52:24,349 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:52:24,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:52:24,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:52:24,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:52:24,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:52:24,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:52:24,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:52:24,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:52:24,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:52:24,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:52:24,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:52:24,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:52:24,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:52:24,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:52:24,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:52:24,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:52:24,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:52:24,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:52:24,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:52:24,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:52:24,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:52:24,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:52:24,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:52:24,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:52:24,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:52:24,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:52:24,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:52:24,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:52:24,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:52:24,677 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:52:24,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label10.c [2019-10-13 17:52:24,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb1fbafd/3b548200a28846c285a1c396f7e4071d/FLAGeabd0b224 [2019-10-13 17:52:25,321 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:52:25,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label10.c [2019-10-13 17:52:25,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb1fbafd/3b548200a28846c285a1c396f7e4071d/FLAGeabd0b224 [2019-10-13 17:52:25,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb1fbafd/3b548200a28846c285a1c396f7e4071d [2019-10-13 17:52:25,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:52:25,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:52:25,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:25,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:52:25,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:52:25,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:25" (1/1) ... [2019-10-13 17:52:25,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182f03c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:25, skipping insertion in model container [2019-10-13 17:52:25,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:25" (1/1) ... [2019-10-13 17:52:25,631 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:52:25,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:52:26,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:26,205 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:52:26,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:26,345 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:52:26,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26 WrapperNode [2019-10-13 17:52:26,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:26,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:52:26,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:52:26,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:52:26,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (1/1) ... [2019-10-13 17:52:26,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:52:26,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:52:26,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:52:26,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:52:26,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (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 [2019-10-13 17:52:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:52:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:52:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:52:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:52:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:52:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:52:27,675 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:52:27,676 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:52:27,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:27 BoogieIcfgContainer [2019-10-13 17:52:27,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:52:27,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:52:27,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:52:27,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:52:27,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:52:25" (1/3) ... [2019-10-13 17:52:27,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40521668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:27, skipping insertion in model container [2019-10-13 17:52:27,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:26" (2/3) ... [2019-10-13 17:52:27,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40521668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:27, skipping insertion in model container [2019-10-13 17:52:27,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:27" (3/3) ... [2019-10-13 17:52:27,689 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label10.c [2019-10-13 17:52:27,700 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:52:27,711 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:52:27,722 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:52:27,762 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:52:27,763 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:52:27,763 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:52:27,763 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:52:27,763 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:52:27,764 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:52:27,764 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:52:27,764 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:52:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-13 17:52:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-13 17:52:27,823 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:27,824 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] [2019-10-13 17:52:27,827 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:27,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:27,832 INFO L82 PathProgramCache]: Analyzing trace with hash 262180542, now seen corresponding path program 1 times [2019-10-13 17:52:27,839 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:27,839 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861914811] [2019-10-13 17:52:27,840 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:27,840 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:27,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:28,435 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861914811] [2019-10-13 17:52:28,436 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:28,437 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:52:28,437 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598700350] [2019-10-13 17:52:28,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:52:28,442 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:28,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:52:28,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:52:28,460 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-13 17:52:29,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:29,974 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2019-10-13 17:52:29,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 17:52:29,980 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-13 17:52:29,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:30,010 INFO L225 Difference]: With dead ends: 557 [2019-10-13 17:52:30,010 INFO L226 Difference]: Without dead ends: 286 [2019-10-13 17:52:30,023 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:52:30,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2019-10-13 17:52:30,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2019-10-13 17:52:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2019-10-13 17:52:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 408 transitions. [2019-10-13 17:52:30,118 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 408 transitions. Word has length 116 [2019-10-13 17:52:30,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:30,119 INFO L462 AbstractCegarLoop]: Abstraction has 280 states and 408 transitions. [2019-10-13 17:52:30,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:52:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 408 transitions. [2019-10-13 17:52:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 17:52:30,124 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:30,124 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-13 17:52:30,125 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:30,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:30,125 INFO L82 PathProgramCache]: Analyzing trace with hash -363877541, now seen corresponding path program 1 times [2019-10-13 17:52:30,126 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:30,126 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339149846] [2019-10-13 17:52:30,126 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:30,126 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:30,126 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:30,406 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339149846] [2019-10-13 17:52:30,406 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:30,406 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 17:52:30,407 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265831484] [2019-10-13 17:52:30,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 17:52:30,412 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:30,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 17:52:30,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:52:30,413 INFO L87 Difference]: Start difference. First operand 280 states and 408 transitions. Second operand 8 states. [2019-10-13 17:52:32,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:32,510 INFO L93 Difference]: Finished difference Result 987 states and 1481 transitions. [2019-10-13 17:52:32,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 17:52:32,512 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 125 [2019-10-13 17:52:32,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:32,519 INFO L225 Difference]: With dead ends: 987 [2019-10-13 17:52:32,519 INFO L226 Difference]: Without dead ends: 713 [2019-10-13 17:52:32,521 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2019-10-13 17:52:32,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2019-10-13 17:52:32,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 699. [2019-10-13 17:52:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-10-13 17:52:32,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 978 transitions. [2019-10-13 17:52:32,570 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 978 transitions. Word has length 125 [2019-10-13 17:52:32,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:32,571 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 978 transitions. [2019-10-13 17:52:32,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 17:52:32,571 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 978 transitions. [2019-10-13 17:52:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-13 17:52:32,585 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:32,585 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:52:32,585 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:32,586 INFO L82 PathProgramCache]: Analyzing trace with hash 403851526, now seen corresponding path program 1 times [2019-10-13 17:52:32,586 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:32,586 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353493339] [2019-10-13 17:52:32,587 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:32,587 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:32,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:32,840 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:52:32,840 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353493339] [2019-10-13 17:52:32,841 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012570441] [2019-10-13 17:52:32,841 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 [2019-10-13 17:52:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:32,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-13 17:52:32,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:33,015 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:33,015 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:52:33,016 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 9 [2019-10-13 17:52:33,016 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195299752] [2019-10-13 17:52:33,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:52:33,017 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:33,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:52:33,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:33,018 INFO L87 Difference]: Start difference. First operand 699 states and 978 transitions. Second operand 9 states. [2019-10-13 17:52:34,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:34,328 INFO L93 Difference]: Finished difference Result 1692 states and 2446 transitions. [2019-10-13 17:52:34,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 17:52:34,329 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2019-10-13 17:52:34,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:34,338 INFO L225 Difference]: With dead ends: 1692 [2019-10-13 17:52:34,338 INFO L226 Difference]: Without dead ends: 999 [2019-10-13 17:52:34,341 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-10-13 17:52:34,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2019-10-13 17:52:34,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 838. [2019-10-13 17:52:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-10-13 17:52:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1174 transitions. [2019-10-13 17:52:34,405 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1174 transitions. Word has length 150 [2019-10-13 17:52:34,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:34,406 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1174 transitions. [2019-10-13 17:52:34,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:52:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1174 transitions. [2019-10-13 17:52:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-13 17:52:34,413 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:34,414 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-13 17:52:34,619 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:34,623 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:34,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:34,623 INFO L82 PathProgramCache]: Analyzing trace with hash -486296946, now seen corresponding path program 1 times [2019-10-13 17:52:34,623 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:34,624 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756423632] [2019-10-13 17:52:34,624 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:34,624 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:34,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:52:34,938 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756423632] [2019-10-13 17:52:34,939 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009170881] [2019-10-13 17:52:34,939 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 [2019-10-13 17:52:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:35,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-13 17:52:35,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-13 17:52:35,150 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:52:35,150 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 10 [2019-10-13 17:52:35,150 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753005531] [2019-10-13 17:52:35,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 17:52:35,151 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:35,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 17:52:35,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-10-13 17:52:35,152 INFO L87 Difference]: Start difference. First operand 838 states and 1174 transitions. Second operand 10 states. [2019-10-13 17:52:37,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:37,890 INFO L93 Difference]: Finished difference Result 2141 states and 3123 transitions. [2019-10-13 17:52:37,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-13 17:52:37,891 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-10-13 17:52:37,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:37,891 INFO L225 Difference]: With dead ends: 2141 [2019-10-13 17:52:37,892 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:52:37,897 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=157, Invalid=493, Unknown=0, NotChecked=0, Total=650 [2019-10-13 17:52:37,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:52:37,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:52:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:52:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:52:37,899 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2019-10-13 17:52:37,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:37,899 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:52:37,899 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 17:52:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:52:37,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:52:38,109 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:38,114 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:52:38,642 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-10-13 17:52:38,792 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:52:38,793 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~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)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:52:38,793 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:52:38,793 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-13 17:52:38,793 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-13 17:52:38,793 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-13 17:52:38,794 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-13 17:52:38,795 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-13 17:52:38,796 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-13 17:52:38,797 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-13 17:52:38,797 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-13 17:52:38,797 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-13 17:52:38,797 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-13 17:52:38,798 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-13 17:52:38,799 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-13 17:52:38,799 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-13 17:52:38,799 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-13 17:52:38,800 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-13 17:52:38,800 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-13 17:52:38,800 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-13 17:52:38,800 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-13 17:52:38,800 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-13 17:52:38,801 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,801 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-13 17:52:38,804 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 17:52:38,805 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-13 17:52:38,805 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-13 17:52:38,805 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 17:52:38,805 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-13 17:52:38,805 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,809 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,810 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-13 17:52:38,810 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-13 17:52:38,810 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-13 17:52:38,810 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 17:52:38,810 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-13 17:52:38,811 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-13 17:52:38,812 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,812 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,812 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,812 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-13 17:52:38,813 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,814 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,815 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,815 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,815 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,815 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-13 17:52:38,815 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-13 17:52:38,816 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-13 17:52:38,817 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-13 17:52:38,817 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-13 17:52:38,818 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-13 17:52:38,818 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-13 17:52:38,819 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,820 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-13 17:52:38,821 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-13 17:52:38,822 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 17:52:38,822 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 17:52:38,822 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-13 17:52:38,822 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-13 17:52:38,822 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)))) (and (or (or .cse0 (not (<= |old(~a16~0)| 5))) .cse1) (or .cse1 (not (<= |old(~a21~0)| 0))) (or .cse0 (not (= 1 |old(~a20~0)|)) .cse1 (not (= 1 |old(~a17~0)|))) (or .cse0 .cse1 (not (<= 15 |old(~a8~0)|))))) [2019-10-13 17:52:38,822 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,823 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-13 17:52:38,824 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-13 17:52:38,825 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-13 17:52:38,825 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,826 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-13 17:52:38,827 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,827 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2019-10-13 17:52:38,827 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-13 17:52:38,827 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-13 17:52:38,827 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-13 17:52:38,828 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-13 17:52:38,828 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 17:52:38,828 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-13 17:52:38,829 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-13 17:52:38,830 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,831 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-13 17:52:38,840 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-13 17:52:38,841 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-13 17:52:38,841 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 17:52:38,841 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-13 17:52:38,841 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-13 17:52:38,843 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-13 17:52:38,843 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-13 17:52:38,843 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-13 17:52:38,843 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-13 17:52:38,843 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:52:38,844 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 15 ~a8~0) (<= ~a16~0 5) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1)) [2019-10-13 17:52:38,844 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:52:38,844 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:52:38,844 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|))) [2019-10-13 17:52:38,845 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:52:38,845 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (<= ~a21~0 0) (and (<= 15 ~a8~0) .cse0) (and (= ~a17~0 1) .cse0 (= ~a20~0 1)) (not (<= 15 |old(~a8~0)|)) (and (<= ~a16~0 5) .cse0) (not (= 1 |old(~a17~0)|)))) [2019-10-13 17:52:38,845 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-13 17:52:38,845 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-13 17:52:38,845 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (<= ~a21~0 0) (and (<= 15 ~a8~0) .cse0) (and (= ~a17~0 1) .cse0 (= ~a20~0 1)) (not (<= 15 |old(~a8~0)|)) (and (<= ~a16~0 5) .cse0) (not (= 1 |old(~a17~0)|)))) [2019-10-13 17:52:38,845 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:52:38,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:52:38 BoogieIcfgContainer [2019-10-13 17:52:38,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:52:38,886 INFO L168 Benchmark]: Toolchain (without parser) took 13274.41 ms. Allocated memory was 143.7 MB in the beginning and 370.7 MB in the end (delta: 227.0 MB). Free memory was 100.0 MB in the beginning and 111.7 MB in the end (delta: -11.7 MB). Peak memory consumption was 215.3 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,887 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.04 ms. Allocated memory was 143.7 MB in the beginning and 202.4 MB in the end (delta: 58.7 MB). Free memory was 99.7 MB in the beginning and 168.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,892 INFO L168 Benchmark]: Boogie Preprocessor took 109.54 ms. Allocated memory is still 202.4 MB. Free memory was 168.4 MB in the beginning and 163.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,893 INFO L168 Benchmark]: RCFGBuilder took 1220.25 ms. Allocated memory was 202.4 MB in the beginning and 232.8 MB in the end (delta: 30.4 MB). Free memory was 163.4 MB in the beginning and 178.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,898 INFO L168 Benchmark]: TraceAbstraction took 11205.30 ms. Allocated memory was 232.8 MB in the beginning and 370.7 MB in the end (delta: 137.9 MB). Free memory was 178.5 MB in the beginning and 111.7 MB in the end (delta: 66.8 MB). Peak memory consumption was 204.7 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:38,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.04 ms. Allocated memory was 143.7 MB in the beginning and 202.4 MB in the end (delta: 58.7 MB). Free memory was 99.7 MB in the beginning and 168.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.54 ms. Allocated memory is still 202.4 MB. Free memory was 168.4 MB in the beginning and 163.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1220.25 ms. Allocated memory was 202.4 MB in the beginning and 232.8 MB in the end (delta: 30.4 MB). Free memory was 163.4 MB in the beginning and 178.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11205.30 ms. Allocated memory was 232.8 MB in the beginning and 370.7 MB in the end (delta: 137.9 MB). Free memory was 178.5 MB in the beginning and 111.7 MB in the end (delta: 66.8 MB). Peak memory consumption was 204.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 583]: Loop Invariant Derived loop invariant: (((((((!(1 == \old(a21)) || !(1 == \old(a20))) || !(\old(a16) <= 5)) || a21 <= 0) || (15 <= a8 && a21 == 1)) || ((a17 == 1 && a21 == 1) && a20 == 1)) || !(15 <= \old(a8))) || (a16 <= 5 && a21 == 1)) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 11.0s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 112 SDtfs, 2337 SDslu, 221 SDs, 0 SdLazy, 3825 SolverSat, 1038 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 377 GetRequests, 325 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=838occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 181 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 37 PreInvPairs, 71 NumberOfFragments, 325 HoareAnnotationTreeSize, 37 FomulaSimplifications, 10316 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 702 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 849 NumberOfCodeBlocks, 849 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 843 ConstructedInterpolants, 0 QuantifiedInterpolants, 313509 SizeOfPredicates, 2 NumberOfNonLiveVariables, 869 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 153/178 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...