/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/Problem02_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:26:25,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:26:25,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:26:25,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:26:25,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:26:25,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:26:25,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:26:25,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:26:25,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:26:25,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:26:25,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:26:25,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:26:25,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:26:25,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:26:25,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:26:25,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:26:25,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:26:25,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:26:25,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:26:25,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:26:25,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:26:25,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:26:25,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:26:25,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:26:25,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:26:25,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:26:25,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:26:25,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:26:25,349 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 11:26:25,375 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:26:25,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:26:25,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:26:25,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:26:25,377 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:26:25,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:26:25,377 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:26:25,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:26:25,378 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:26:25,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:26:25,379 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:26:25,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:26:25,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:26:25,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:26:25,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:26:25,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:26:25,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:26:25,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:26:25,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:26:25,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:26:25,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:26:25,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:26:25,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:26:25,678 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:26:25,679 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:26:25,680 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2020-07-07 11:26:25,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f58f2a0c/c25e3a1938c0455ab6afbac126b4d0af/FLAG84ec5468b [2020-07-07 11:26:26,282 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:26:26,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2020-07-07 11:26:26,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f58f2a0c/c25e3a1938c0455ab6afbac126b4d0af/FLAG84ec5468b [2020-07-07 11:26:26,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f58f2a0c/c25e3a1938c0455ab6afbac126b4d0af [2020-07-07 11:26:26,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:26:26,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:26:26,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:26:26,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:26:26,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:26:26,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:26:26" (1/1) ... [2020-07-07 11:26:26,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1e20ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:26, skipping insertion in model container [2020-07-07 11:26:26,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:26:26" (1/1) ... [2020-07-07 11:26:26,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:26:26,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:26:27,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:26:27,022 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:26:27,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:26:27,314 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:26:27,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27 WrapperNode [2020-07-07 11:26:27,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:26:27,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:26:27,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:26:27,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:26:27,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (1/1) ... [2020-07-07 11:26:27,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:26:27,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:26:27,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:26:27,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:26:27,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (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 11:26:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:26:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:26:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:26:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:26:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:26:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:26:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:26:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:26:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:26:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:26:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:26:28,580 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:26:28,581 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:26:28,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:26:28 BoogieIcfgContainer [2020-07-07 11:26:28,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:26:28,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:26:28,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:26:28,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:26:28,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:26:26" (1/3) ... [2020-07-07 11:26:28,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1244bf54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:26:28, skipping insertion in model container [2020-07-07 11:26:28,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:26:27" (2/3) ... [2020-07-07 11:26:28,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1244bf54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:26:28, skipping insertion in model container [2020-07-07 11:26:28,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:26:28" (3/3) ... [2020-07-07 11:26:28,595 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label51.c [2020-07-07 11:26:28,604 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:26:28,612 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:26:28,626 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:26:28,652 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:26:28,652 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:26:28,652 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:26:28,652 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:26:28,653 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:26:28,653 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:26:28,653 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:26:28,654 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:26:28,678 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-07 11:26:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-07-07 11:26:28,692 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:28,693 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:28,694 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:28,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:28,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1960329542, now seen corresponding path program 1 times [2020-07-07 11:26:28,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:28,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864372550] [2020-07-07 11:26:28,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:29,285 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 11:26:29,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864372550] [2020-07-07 11:26:29,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:26:29,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:26:29,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905041681] [2020-07-07 11:26:29,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:26:29,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:29,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:26:29,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:26:29,318 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-07 11:26:31,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:31,411 INFO L93 Difference]: Finished difference Result 828 states and 1432 transitions. [2020-07-07 11:26:31,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:26:31,415 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2020-07-07 11:26:31,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:31,449 INFO L225 Difference]: With dead ends: 828 [2020-07-07 11:26:31,449 INFO L226 Difference]: Without dead ends: 494 [2020-07-07 11:26:31,457 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 11:26:31,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-07-07 11:26:31,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 475. [2020-07-07 11:26:31,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-07-07 11:26:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 685 transitions. [2020-07-07 11:26:31,546 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 685 transitions. Word has length 116 [2020-07-07 11:26:31,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:31,547 INFO L479 AbstractCegarLoop]: Abstraction has 475 states and 685 transitions. [2020-07-07 11:26:31,547 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:26:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 685 transitions. [2020-07-07 11:26:31,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-07-07 11:26:31,552 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:31,553 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:26:31,553 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:26:31,553 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:31,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:31,554 INFO L82 PathProgramCache]: Analyzing trace with hash -994304287, now seen corresponding path program 1 times [2020-07-07 11:26:31,554 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:31,555 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461204005] [2020-07-07 11:26:31,555 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:31,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461204005] [2020-07-07 11:26:31,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347259732] [2020-07-07 11:26:31,877 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 11:26:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:31,973 INFO L264 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:26:31,983 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:26:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:32,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:26:32,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:26:32,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585043328] [2020-07-07 11:26:32,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:26:32,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:32,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:26:32,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:26:32,091 INFO L87 Difference]: Start difference. First operand 475 states and 685 transitions. Second operand 3 states. [2020-07-07 11:26:32,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:32,729 INFO L93 Difference]: Finished difference Result 1384 states and 2033 transitions. [2020-07-07 11:26:32,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:26:32,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-07-07 11:26:32,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:32,740 INFO L225 Difference]: With dead ends: 1384 [2020-07-07 11:26:32,741 INFO L226 Difference]: Without dead ends: 915 [2020-07-07 11:26:32,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:26:32,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-07-07 11:26:32,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 914. [2020-07-07 11:26:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 914 states. [2020-07-07 11:26:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1277 transitions. [2020-07-07 11:26:32,795 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1277 transitions. Word has length 124 [2020-07-07 11:26:32,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:32,795 INFO L479 AbstractCegarLoop]: Abstraction has 914 states and 1277 transitions. [2020-07-07 11:26:32,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:26:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1277 transitions. [2020-07-07 11:26:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-07-07 11:26:32,801 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:32,801 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:26:33,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-07 11:26:33,015 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:33,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:33,016 INFO L82 PathProgramCache]: Analyzing trace with hash 543224349, now seen corresponding path program 1 times [2020-07-07 11:26:33,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:33,018 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291278163] [2020-07-07 11:26:33,018 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:33,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291278163] [2020-07-07 11:26:33,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:26:33,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 11:26:33,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656734766] [2020-07-07 11:26:33,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 11:26:33,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:33,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 11:26:33,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:26:33,192 INFO L87 Difference]: Start difference. First operand 914 states and 1277 transitions. Second operand 9 states. [2020-07-07 11:26:35,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:35,254 INFO L93 Difference]: Finished difference Result 3645 states and 5404 transitions. [2020-07-07 11:26:35,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 11:26:35,255 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-07-07 11:26:35,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:35,281 INFO L225 Difference]: With dead ends: 3645 [2020-07-07 11:26:35,281 INFO L226 Difference]: Without dead ends: 2737 [2020-07-07 11:26:35,286 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-07 11:26:35,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2737 states. [2020-07-07 11:26:35,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2737 to 2699. [2020-07-07 11:26:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2699 states. [2020-07-07 11:26:35,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3762 transitions. [2020-07-07 11:26:35,416 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3762 transitions. Word has length 126 [2020-07-07 11:26:35,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:35,416 INFO L479 AbstractCegarLoop]: Abstraction has 2699 states and 3762 transitions. [2020-07-07 11:26:35,416 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 11:26:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3762 transitions. [2020-07-07 11:26:35,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-07-07 11:26:35,427 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:35,428 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:26:35,428 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:26:35,428 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:35,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:35,429 INFO L82 PathProgramCache]: Analyzing trace with hash -984823304, now seen corresponding path program 1 times [2020-07-07 11:26:35,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:35,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186691716] [2020-07-07 11:26:35,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-07 11:26:35,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186691716] [2020-07-07 11:26:35,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166847896] [2020-07-07 11:26:35,618 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 11:26:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:35,762 INFO L264 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:26:35,779 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:26:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:35,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:26:35,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2020-07-07 11:26:35,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048796636] [2020-07-07 11:26:35,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 11:26:35,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:35,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 11:26:35,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:26:35,843 INFO L87 Difference]: Start difference. First operand 2699 states and 3762 transitions. Second operand 11 states. [2020-07-07 11:26:37,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:37,453 INFO L93 Difference]: Finished difference Result 5707 states and 8288 transitions. [2020-07-07 11:26:37,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 11:26:37,454 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2020-07-07 11:26:37,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:37,482 INFO L225 Difference]: With dead ends: 5707 [2020-07-07 11:26:37,482 INFO L226 Difference]: Without dead ends: 3014 [2020-07-07 11:26:37,491 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2020-07-07 11:26:37,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3014 states. [2020-07-07 11:26:37,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3014 to 2235. [2020-07-07 11:26:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2235 states. [2020-07-07 11:26:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 2235 states and 3062 transitions. [2020-07-07 11:26:37,599 INFO L78 Accepts]: Start accepts. Automaton has 2235 states and 3062 transitions. Word has length 134 [2020-07-07 11:26:37,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:37,600 INFO L479 AbstractCegarLoop]: Abstraction has 2235 states and 3062 transitions. [2020-07-07 11:26:37,600 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 11:26:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3062 transitions. [2020-07-07 11:26:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-07 11:26:37,609 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:37,610 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:37,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:26:37,825 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:37,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:37,825 INFO L82 PathProgramCache]: Analyzing trace with hash 725638870, now seen corresponding path program 1 times [2020-07-07 11:26:37,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:37,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105217813] [2020-07-07 11:26:37,826 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:38,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105217813] [2020-07-07 11:26:38,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402712453] [2020-07-07 11:26:38,086 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 11:26:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:38,174 INFO L264 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:26:38,178 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:26:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:26:38,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:26:38,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:26:38,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476553734] [2020-07-07 11:26:38,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:26:38,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:38,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:26:38,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:26:38,238 INFO L87 Difference]: Start difference. First operand 2235 states and 3062 transitions. Second operand 3 states. [2020-07-07 11:26:38,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:38,792 INFO L93 Difference]: Finished difference Result 4009 states and 5528 transitions. [2020-07-07 11:26:38,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:26:38,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-07-07 11:26:38,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:38,805 INFO L225 Difference]: With dead ends: 4009 [2020-07-07 11:26:38,805 INFO L226 Difference]: Without dead ends: 2229 [2020-07-07 11:26:38,810 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:26:38,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2229 states. [2020-07-07 11:26:38,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2229 to 2229. [2020-07-07 11:26:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2229 states. [2020-07-07 11:26:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 2229 states and 2925 transitions. [2020-07-07 11:26:38,882 INFO L78 Accepts]: Start accepts. Automaton has 2229 states and 2925 transitions. Word has length 142 [2020-07-07 11:26:38,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:38,883 INFO L479 AbstractCegarLoop]: Abstraction has 2229 states and 2925 transitions. [2020-07-07 11:26:38,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:26:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2925 transitions. [2020-07-07 11:26:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-07-07 11:26:38,892 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:26:38,893 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:39,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:26:39,108 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:26:39,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:26:39,111 INFO L82 PathProgramCache]: Analyzing trace with hash -969923918, now seen corresponding path program 1 times [2020-07-07 11:26:39,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:26:39,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396863201] [2020-07-07 11:26:39,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:26:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:39,340 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 11:26:39,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396863201] [2020-07-07 11:26:39,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732798001] [2020-07-07 11:26:39,341 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 11:26:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:26:39,427 INFO L264 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:26:39,430 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:26:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-07 11:26:39,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:26:39,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-07-07 11:26:39,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527903053] [2020-07-07 11:26:39,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:26:39,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:26:39,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:26:39,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:26:39,487 INFO L87 Difference]: Start difference. First operand 2229 states and 2925 transitions. Second operand 3 states. [2020-07-07 11:26:40,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:26:40,080 INFO L93 Difference]: Finished difference Result 5036 states and 6708 transitions. [2020-07-07 11:26:40,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:26:40,081 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2020-07-07 11:26:40,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:26:40,081 INFO L225 Difference]: With dead ends: 5036 [2020-07-07 11:26:40,081 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:26:40,090 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:26:40,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:26:40,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:26:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:26:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:26:40,092 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-07-07 11:26:40,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:26:40,092 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:26:40,092 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:26:40,092 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:26:40,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:26:40,307 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:26:40,310 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:26:40,991 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 46 [2020-07-07 11:26:41,147 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2020-07-07 11:26:41,264 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2020-07-07 11:26:41,268 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:26:41,269 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2020-07-07 11:26:41,269 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:26:41,270 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,270 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,270 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-07 11:26:41,271 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-07 11:26:41,272 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-07 11:26:41,273 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-07 11:26:41,274 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-07 11:26:41,275 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-07 11:26:41,276 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-07 11:26:41,277 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,278 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-07 11:26:41,279 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,280 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-07 11:26:41,281 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-07 11:26:41,282 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,283 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-07 11:26:41,284 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-07 11:26:41,285 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-07 11:26:41,286 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-07 11:26:41,287 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-07 11:26:41,288 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-07 11:26:41,289 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-07 11:26:41,290 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,291 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse5 (= ~a17~0 |old(~a17~0)|)) (.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse7 (= ~a28~0 |old(~a28~0)|)) (.cse8 (= ~a25~0 |old(~a25~0)|))) (let ((.cse0 (and .cse4 (<= ~a17~0 8) .cse5 .cse6 .cse7 .cse8)) (.cse2 (not (= 8 |old(~a17~0)|))) (.cse3 (and .cse4 .cse6 .cse7 (= 8 ~a17~0) .cse8)) (.cse1 (not (<= |old(~a17~0)| 8)))) (and (or (not (<= |old(~a28~0)| 7)) .cse0 .cse1) (or (not (<= |old(~a17~0)| 7)) .cse0) (or .cse2 (not (<= |old(~a25~0)| 0)) .cse3) (or .cse2 (= 1 |old(~a11~0)|) .cse3) (or (not (<= 9 |old(~a28~0)|)) (and .cse4 .cse5 .cse6 .cse7 .cse8) .cse1)))) [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-07 11:26:41,292 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-07 11:26:41,293 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,294 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-07 11:26:41,295 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-07 11:26:41,296 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-07 11:26:41,297 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-07 11:26:41,298 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-07 11:26:41,299 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-07 11:26:41,300 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-07 11:26:41,300 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-07 11:26:41,300 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-07 11:26:41,300 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:26:41,300 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a11~0 0) (<= ~a25~0 0) (= 8 ~a17~0) (<= ~a28~0 7)) [2020-07-07 11:26:41,300 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:26:41,301 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:26:41,301 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 8 |old(~a17~0)|)) (not (<= |old(~a28~0)| 7)) (not (<= |old(~a25~0)| 0)) (and (= ~a11~0 |old(~a11~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= 8 ~a17~0) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a11~0)| 0))) [2020-07-07 11:26:41,301 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 8 ~a17~0))) (or (not (= 8 |old(~a17~0)|)) (not (<= |old(~a28~0)| 7)) (and (<= ~a17~0 8) (<= ~a28~0 7)) (not (<= |old(~a25~0)| 0)) (and (<= ~a25~0 0) .cse0) (and (<= 9 ~a28~0) .cse0) (<= ~a17~0 7) (and (not (= 1 ~a11~0)) .cse0) (not (<= |old(~a11~0)| 0)))) [2020-07-07 11:26:41,301 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-07 11:26:41,301 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-07 11:26:41,301 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 8 ~a17~0))) (or (not (= 8 |old(~a17~0)|)) (not (<= |old(~a28~0)| 7)) (and (<= ~a17~0 8) (<= ~a28~0 7)) (not (<= |old(~a25~0)| 0)) (and (<= ~a25~0 0) .cse0) (and (<= 9 ~a28~0) .cse0) (<= ~a17~0 7) (and (not (= 1 ~a11~0)) .cse0) (not (<= |old(~a11~0)| 0)))) [2020-07-07 11:26:41,302 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-07 11:26:41,302 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-07 11:26:41,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:26:41 BoogieIcfgContainer [2020-07-07 11:26:41,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:26:41,323 INFO L168 Benchmark]: Toolchain (without parser) took 14738.46 ms. Allocated memory was 145.8 MB in the beginning and 425.7 MB in the end (delta: 280.0 MB). Free memory was 101.6 MB in the beginning and 117.5 MB in the end (delta: -15.9 MB). Peak memory consumption was 264.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,323 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.15 ms. Allocated memory was 145.8 MB in the beginning and 205.5 MB in the end (delta: 59.8 MB). Free memory was 101.4 MB in the beginning and 171.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,325 INFO L168 Benchmark]: Boogie Preprocessor took 110.20 ms. Allocated memory is still 205.5 MB. Free memory was 171.8 MB in the beginning and 167.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,326 INFO L168 Benchmark]: RCFGBuilder took 1159.86 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 167.0 MB in the beginning and 181.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,327 INFO L168 Benchmark]: TraceAbstraction took 12732.70 ms. Allocated memory was 238.0 MB in the beginning and 425.7 MB in the end (delta: 187.7 MB). Free memory was 180.3 MB in the beginning and 117.5 MB in the end (delta: 62.8 MB). Peak memory consumption was 250.5 MB. Max. memory is 7.1 GB. [2020-07-07 11:26:41,331 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.15 ms. Allocated memory was 145.8 MB in the beginning and 205.5 MB in the end (delta: 59.8 MB). Free memory was 101.4 MB in the beginning and 171.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.20 ms. Allocated memory is still 205.5 MB. Free memory was 171.8 MB in the beginning and 167.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1159.86 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 167.0 MB in the beginning and 181.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12732.70 ms. Allocated memory was 238.0 MB in the beginning and 425.7 MB in the end (delta: 187.7 MB). Free memory was 180.3 MB in the beginning and 117.5 MB in the end (delta: 62.8 MB). Peak memory consumption was 250.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((!(8 == \old(a17)) || !(\old(a28) <= 7)) || (a17 <= 8 && a28 <= 7)) || !(\old(a25) <= 0)) || (a25 <= 0 && 8 == a17)) || (9 <= a28 && 8 == a17)) || a17 <= 7) || (!(1 == a11) && 8 == a17)) || !(\old(a11) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.6s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 670 SDtfs, 2825 SDslu, 220 SDs, 0 SdLazy, 4025 SolverSat, 1037 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 653 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2699occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 837 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 80 PreInvPairs, 124 NumberOfFragments, 324 HoareAnnotationTreeSize, 80 FomulaSimplifications, 6326 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2220 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1398 NumberOfCodeBlocks, 1398 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1388 ConstructedInterpolants, 0 QuantifiedInterpolants, 872476 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1494 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 219/227 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...