/usr/bin/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/Problem10_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:26:55,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:26:55,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:26:55,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:26:55,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:26:55,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:26:55,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:26:55,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:26:55,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:26:55,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:26:55,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:26:55,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:26:55,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:26:55,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:26:55,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:26:55,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:26:55,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:26:55,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:26:55,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:26:55,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:26:55,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:26:55,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:26:55,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:26:55,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:26:55,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:26:55,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:26:55,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:26:55,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:26:55,361 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 [2020-07-07 11:26:55,374 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:26:55,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:26:55,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:26:55,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:26:55,376 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:26:55,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:26:55,376 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:26:55,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:26:55,378 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:26:55,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:26:55,378 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:26:55,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:26:55,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:26:55,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:26:55,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:26:55,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:26:55,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:26:55,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:26:55,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:26:55,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:26:55,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:26:55,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:26:55,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:26:55,380 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:26:55,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:26:55,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:26:55,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:26:55,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:26:55,701 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:26:55,702 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:26:55,703 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label04.c [2020-07-07 11:26:55,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35f6a8c2/8004d2201cc44be0b8cfef4183ca5679/FLAG2614086e4 [2020-07-07 11:26:56,285 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:26:56,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label04.c [2020-07-07 11:26:56,296 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35f6a8c2/8004d2201cc44be0b8cfef4183ca5679/FLAG2614086e4 [2020-07-07 11:26:56,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35f6a8c2/8004d2201cc44be0b8cfef4183ca5679 [2020-07-07 11:26:56,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:26:56,580 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:26:56,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:26:56,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:26:56,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:26:56,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:26:56" (1/1) ... [2020-07-07 11:26:56,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b6a407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:56, skipping insertion in model container [2020-07-07 11:26:56,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:26:56" (1/1) ... [2020-07-07 11:26:56,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:26:56,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:26:57,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:26:57,043 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:26:57,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:26:57,303 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:26:57,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57 WrapperNode [2020-07-07 11:26:57,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:26:57,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:26:57,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:26:57,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:26:57,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... [2020-07-07 11:26:57,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:26:57,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:26:57,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:26:57,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:26:57,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:26:57,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:26:57,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:26:57,495 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:26:57,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:26:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:26:57,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:26:58,665 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:26:58,665 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:26:58,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:26:58 BoogieIcfgContainer [2020-07-07 11:26:58,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:26:58,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:26:58,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:26:58,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:26:58,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:26:56" (1/3) ... [2020-07-07 11:26:58,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc59f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:26:58, skipping insertion in model container [2020-07-07 11:26:58,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:57" (2/3) ... [2020-07-07 11:26:58,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc59f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:26:58, skipping insertion in model container [2020-07-07 11:26:58,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:26:58" (3/3) ... [2020-07-07 11:26:58,679 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label04.c [2020-07-07 11:26:58,690 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:26:58,699 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:26:58,716 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:26:58,747 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:26:58,747 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:26:58,747 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:26:58,748 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:26:58,749 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:26:58,749 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:26:58,749 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:26:58,750 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:26:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-07 11:26:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-07 11:26:58,786 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:58,787 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:26:58,788 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:58,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:58,795 INFO L82 PathProgramCache]: Analyzing trace with hash -460870769, now seen corresponding path program 1 times [2020-07-07 11:26:58,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:58,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838173516] [2020-07-07 11:26:58,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:59,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838173516] [2020-07-07 11:26:59,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:26:59,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:26:59,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726715613] [2020-07-07 11:26:59,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:26:59,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:59,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:26:59,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:26:59,284 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-07-07 11:27:01,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:01,397 INFO L93 Difference]: Finished difference Result 730 states and 1300 transitions. [2020-07-07 11:27:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:27:01,399 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2020-07-07 11:27:01,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:01,416 INFO L225 Difference]: With dead ends: 730 [2020-07-07 11:27:01,416 INFO L226 Difference]: Without dead ends: 447 [2020-07-07 11:27:01,424 INFO L675 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 [2020-07-07 11:27:01,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-07-07 11:27:01,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-07-07 11:27:01,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-07-07 11:27:01,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 595 transitions. [2020-07-07 11:27:01,505 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 595 transitions. Word has length 72 [2020-07-07 11:27:01,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:01,506 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 595 transitions. [2020-07-07 11:27:01,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:27:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 595 transitions. [2020-07-07 11:27:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-07 11:27:01,515 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:01,515 INFO L422 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, 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] [2020-07-07 11:27:01,516 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:27:01,516 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:01,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:01,516 INFO L82 PathProgramCache]: Analyzing trace with hash -731121555, now seen corresponding path program 1 times [2020-07-07 11:27:01,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:01,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382407087] [2020-07-07 11:27:01,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:01,926 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 48 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:01,926 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382407087] [2020-07-07 11:27:01,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051548725] [2020-07-07 11:27:01,927 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 [2020-07-07 11:27:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:02,003 INFO L264 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:02,013 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:02,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:27:02,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2020-07-07 11:27:02,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172060710] [2020-07-07 11:27:02,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:27:02,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:02,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:27:02,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:27:02,094 INFO L87 Difference]: Start difference. First operand 443 states and 595 transitions. Second operand 3 states. [2020-07-07 11:27:02,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:02,789 INFO L93 Difference]: Finished difference Result 880 states and 1198 transitions. [2020-07-07 11:27:02,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:27:02,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2020-07-07 11:27:02,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:02,798 INFO L225 Difference]: With dead ends: 880 [2020-07-07 11:27:02,798 INFO L226 Difference]: Without dead ends: 878 [2020-07-07 11:27:02,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 154 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:27:02,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2020-07-07 11:27:02,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 735. [2020-07-07 11:27:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2020-07-07 11:27:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1029 transitions. [2020-07-07 11:27:02,848 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1029 transitions. Word has length 151 [2020-07-07 11:27:02,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:02,849 INFO L479 AbstractCegarLoop]: Abstraction has 735 states and 1029 transitions. [2020-07-07 11:27:02,849 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:27:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1029 transitions. [2020-07-07 11:27:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-07-07 11:27:02,867 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:02,868 INFO L422 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, 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, 1, 1, 1, 1, 1] [2020-07-07 11:27:03,069 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-07 11:27:03,069 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:03,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:03,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1846169418, now seen corresponding path program 1 times [2020-07-07 11:27:03,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:03,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371015622] [2020-07-07 11:27:03,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:03,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371015622] [2020-07-07 11:27:03,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:27:03,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 11:27:03,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905069624] [2020-07-07 11:27:03,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 11:27:03,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:03,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 11:27:03,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:27:03,494 INFO L87 Difference]: Start difference. First operand 735 states and 1029 transitions. Second operand 9 states. [2020-07-07 11:27:05,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:05,097 INFO L93 Difference]: Finished difference Result 1790 states and 2576 transitions. [2020-07-07 11:27:05,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 11:27:05,098 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 194 [2020-07-07 11:27:05,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:05,106 INFO L225 Difference]: With dead ends: 1790 [2020-07-07 11:27:05,106 INFO L226 Difference]: Without dead ends: 1061 [2020-07-07 11:27:05,109 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:27:05,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states. [2020-07-07 11:27:05,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 1035. [2020-07-07 11:27:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2020-07-07 11:27:05,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1359 transitions. [2020-07-07 11:27:05,151 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1359 transitions. Word has length 194 [2020-07-07 11:27:05,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:05,151 INFO L479 AbstractCegarLoop]: Abstraction has 1035 states and 1359 transitions. [2020-07-07 11:27:05,151 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 11:27:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1359 transitions. [2020-07-07 11:27:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-07-07 11:27:05,159 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:05,159 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-07 11:27:05,159 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:27:05,160 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:05,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:05,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1483140797, now seen corresponding path program 1 times [2020-07-07 11:27:05,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:05,161 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889839627] [2020-07-07 11:27:05,161 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 197 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 11:27:05,493 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889839627] [2020-07-07 11:27:05,493 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791060763] [2020-07-07 11:27:05,494 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 [2020-07-07 11:27:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:05,611 INFO L264 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:05,630 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:05,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:27:05,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2020-07-07 11:27:05,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110132397] [2020-07-07 11:27:05,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 11:27:05,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:05,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 11:27:05,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:27:05,755 INFO L87 Difference]: Start difference. First operand 1035 states and 1359 transitions. Second operand 11 states. [2020-07-07 11:27:08,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:08,608 INFO L93 Difference]: Finished difference Result 2601 states and 3691 transitions. [2020-07-07 11:27:08,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-07 11:27:08,610 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 224 [2020-07-07 11:27:08,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:08,625 INFO L225 Difference]: With dead ends: 2601 [2020-07-07 11:27:08,625 INFO L226 Difference]: Without dead ends: 1572 [2020-07-07 11:27:08,629 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=356, Unknown=0, NotChecked=0, Total=506 [2020-07-07 11:27:08,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2020-07-07 11:27:08,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1240. [2020-07-07 11:27:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1240 states. [2020-07-07 11:27:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 1602 transitions. [2020-07-07 11:27:08,697 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 1602 transitions. Word has length 224 [2020-07-07 11:27:08,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:08,697 INFO L479 AbstractCegarLoop]: Abstraction has 1240 states and 1602 transitions. [2020-07-07 11:27:08,698 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 11:27:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1602 transitions. [2020-07-07 11:27:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-07-07 11:27:08,705 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:08,705 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:27:08,918 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:08,919 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:08,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:08,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1563259428, now seen corresponding path program 1 times [2020-07-07 11:27:08,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:08,920 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561190523] [2020-07-07 11:27:08,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 130 proven. 72 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-07 11:27:09,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561190523] [2020-07-07 11:27:09,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170567027] [2020-07-07 11:27:09,179 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 [2020-07-07 11:27:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:09,259 INFO L264 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:09,263 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 205 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:09,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:27:09,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-07-07 11:27:09,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587489090] [2020-07-07 11:27:09,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 11:27:09,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:09,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 11:27:09,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:27:09,337 INFO L87 Difference]: Start difference. First operand 1240 states and 1602 transitions. Second operand 10 states. [2020-07-07 11:27:11,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:11,481 INFO L93 Difference]: Finished difference Result 2625 states and 3346 transitions. [2020-07-07 11:27:11,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-07 11:27:11,483 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 231 [2020-07-07 11:27:11,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:11,489 INFO L225 Difference]: With dead ends: 2625 [2020-07-07 11:27:11,490 INFO L226 Difference]: Without dead ends: 1391 [2020-07-07 11:27:11,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 244 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2020-07-07 11:27:11,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2020-07-07 11:27:11,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1355. [2020-07-07 11:27:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1355 states. [2020-07-07 11:27:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1655 transitions. [2020-07-07 11:27:11,529 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1655 transitions. Word has length 231 [2020-07-07 11:27:11,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:11,530 INFO L479 AbstractCegarLoop]: Abstraction has 1355 states and 1655 transitions. [2020-07-07 11:27:11,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 11:27:11,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1655 transitions. [2020-07-07 11:27:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-07-07 11:27:11,537 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:11,537 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:27:11,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:11,753 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:11,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:11,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1972773174, now seen corresponding path program 1 times [2020-07-07 11:27:11,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:11,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210599358] [2020-07-07 11:27:11,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 203 proven. 225 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-07 11:27:12,365 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210599358] [2020-07-07 11:27:12,369 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760420906] [2020-07-07 11:27:12,369 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 [2020-07-07 11:27:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:12,540 INFO L264 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:12,546 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:12,741 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 367 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-07-07 11:27:12,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:27:12,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2020-07-07 11:27:12,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620045992] [2020-07-07 11:27:12,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-07 11:27:12,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:12,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-07 11:27:12,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:27:12,748 INFO L87 Difference]: Start difference. First operand 1355 states and 1655 transitions. Second operand 14 states. [2020-07-07 11:27:18,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:18,093 INFO L93 Difference]: Finished difference Result 5204 states and 6555 transitions. [2020-07-07 11:27:18,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-07 11:27:18,093 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 320 [2020-07-07 11:27:18,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:18,106 INFO L225 Difference]: With dead ends: 5204 [2020-07-07 11:27:18,106 INFO L226 Difference]: Without dead ends: 2799 [2020-07-07 11:27:18,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-07-07 11:27:18,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2799 states. [2020-07-07 11:27:18,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2799 to 1349. [2020-07-07 11:27:18,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1349 states. [2020-07-07 11:27:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1565 transitions. [2020-07-07 11:27:18,157 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1565 transitions. Word has length 320 [2020-07-07 11:27:18,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:18,158 INFO L479 AbstractCegarLoop]: Abstraction has 1349 states and 1565 transitions. [2020-07-07 11:27:18,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-07 11:27:18,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1565 transitions. [2020-07-07 11:27:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-07-07 11:27:18,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:18,165 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:27:18,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:18,380 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:18,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:18,381 INFO L82 PathProgramCache]: Analyzing trace with hash 466102994, now seen corresponding path program 1 times [2020-07-07 11:27:18,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:18,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161520150] [2020-07-07 11:27:18,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 283 proven. 156 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-07 11:27:19,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161520150] [2020-07-07 11:27:19,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706739680] [2020-07-07 11:27:19,109 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 [2020-07-07 11:27:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:19,258 INFO L264 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:19,264 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2020-07-07 11:27:19,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:27:19,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2020-07-07 11:27:19,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305941344] [2020-07-07 11:27:19,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:27:19,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:19,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:27:19,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:27:19,431 INFO L87 Difference]: Start difference. First operand 1349 states and 1565 transitions. Second operand 3 states. [2020-07-07 11:27:19,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:19,725 INFO L93 Difference]: Finished difference Result 1349 states and 1565 transitions. [2020-07-07 11:27:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:27:19,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 356 [2020-07-07 11:27:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:19,727 INFO L225 Difference]: With dead ends: 1349 [2020-07-07 11:27:19,727 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:27:19,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:27:19,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:27:19,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:27:19,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:27:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:27:19,732 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 356 [2020-07-07 11:27:19,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:19,733 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:27:19,733 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:27:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:27:19,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:27:19,942 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-07 11:27:19,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:27:20,626 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 11:27:20,857 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 44 [2020-07-07 11:27:21,097 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 44 [2020-07-07 11:27:21,101 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:27:21,102 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2020-07-07 11:27:21,102 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:27:21,102 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-07 11:27:21,102 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-07 11:27:21,103 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,104 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 11:27:21,105 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2020-07-07 11:27:21,106 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-07 11:27:21,107 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,108 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-07 11:27:21,109 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,110 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-07 11:27:21,111 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,112 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-07 11:27:21,113 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,114 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-07 11:27:21,115 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-07 11:27:21,116 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,117 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,118 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,118 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-07 11:27:21,118 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-07 11:27:21,119 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)))) (and (or (not (<= 7 |old(~a19~0)|)) .cse0 (not (<= |old(~a10~0)| 2))) (or (not (<= |old(~a19~0)| 9)) .cse0 (= 1 |old(~a10~0)|)))) [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,120 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 11:27:21,121 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-07 11:27:21,122 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-07 11:27:21,123 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-07 11:27:21,124 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-07 11:27:21,125 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-07 11:27:21,126 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:27:21,127 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (= 14 ~a4~0) (<= ~a19~0 9) (<= 8 ~a19~0) (= 0 ~a12~0) (<= ~a1~0 23) (<= 23 ~a1~0)) [2020-07-07 11:27:21,127 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:27:21,127 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:27:21,127 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 8 |old(~a19~0)|)) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) [2020-07-07 11:27:21,128 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:27:21,128 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (= 9 |old(~a19~0)|)) (.cse1 (= ~a19~0 |old(~a19~0)|))) (or (and (<= 7 ~a19~0) (<= ~a10~0 2) .cse0) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (and (<= ~a19~0 8) (not (= 1 ~a10~0)) .cse0) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 8 |old(~a19~0)|)) (and .cse0 .cse1) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9)) (and (= ~a10~0 |old(~a10~0)|) .cse1 (= ~a1~0 |old(~a1~0)|)))) [2020-07-07 11:27:21,128 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-07 11:27:21,128 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-07 11:27:21,128 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (= 9 |old(~a19~0)|)) (.cse1 (= ~a19~0 |old(~a19~0)|))) (or (and (<= 7 ~a19~0) (<= ~a10~0 2) .cse0) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (and (<= ~a19~0 8) (not (= 1 ~a10~0)) .cse0) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 8 |old(~a19~0)|)) (and .cse0 .cse1) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9)) (and (= ~a10~0 |old(~a10~0)|) .cse1 (= ~a1~0 |old(~a1~0)|)))) [2020-07-07 11:27:21,128 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:27:21,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:27:21 BoogieIcfgContainer [2020-07-07 11:27:21,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:27:21,154 INFO L168 Benchmark]: Toolchain (without parser) took 24574.39 ms. Allocated memory was 144.2 MB in the beginning and 567.8 MB in the end (delta: 423.6 MB). Free memory was 100.9 MB in the beginning and 225.4 MB in the end (delta: -124.5 MB). Peak memory consumption was 299.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,155 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.64 ms. Allocated memory was 144.2 MB in the beginning and 205.0 MB in the end (delta: 60.8 MB). Free memory was 100.7 MB in the beginning and 171.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,157 INFO L168 Benchmark]: Boogie Preprocessor took 93.36 ms. Allocated memory is still 205.0 MB. Free memory was 171.9 MB in the beginning and 166.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,162 INFO L168 Benchmark]: RCFGBuilder took 1272.94 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 166.7 MB in the beginning and 183.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,162 INFO L168 Benchmark]: TraceAbstraction took 22480.10 ms. Allocated memory was 234.9 MB in the beginning and 567.8 MB in the end (delta: 332.9 MB). Free memory was 183.2 MB in the beginning and 225.4 MB in the end (delta: -42.2 MB). Peak memory consumption was 290.7 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:21,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.64 ms. Allocated memory was 144.2 MB in the beginning and 205.0 MB in the end (delta: 60.8 MB). Free memory was 100.7 MB in the beginning and 171.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.36 ms. Allocated memory is still 205.0 MB. Free memory was 171.9 MB in the beginning and 166.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1272.94 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 166.7 MB in the beginning and 183.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22480.10 ms. Allocated memory was 234.9 MB in the beginning and 567.8 MB in the end (delta: 332.9 MB). Free memory was 183.2 MB in the beginning and 225.4 MB in the end (delta: -42.2 MB). Peak memory consumption was 290.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((((7 <= a19 && a10 <= 2) && 9 == \old(a19)) || !(23 <= \old(a1))) || !(\old(a1) <= 23)) || ((a19 <= 8 && !(1 == a10)) && 9 == \old(a19))) || !(\old(a10) <= 0)) || !(0 == a12)) || !(8 <= \old(a19))) || (9 == \old(a19) && a19 == \old(a19))) || !(14 == a4)) || !(\old(a19) <= 9)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.2s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 15.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 4716 SDslu, 369 SDs, 0 SdLazy, 9256 SolverSat, 2293 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1461 GetRequests, 1343 SyntacticMatches, 2 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 551 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1355occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1991 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 62 PreInvPairs, 100 NumberOfFragments, 265 HoareAnnotationTreeSize, 62 FomulaSimplifications, 23685 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4419 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2830 NumberOfCodeBlocks, 2830 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2818 ConstructedInterpolants, 0 QuantifiedInterpolants, 2084415 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2195 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 2293/2771 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...