/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_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:27:19,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:27:19,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:27:19,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:27:19,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:27:19,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:27:19,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:27:19,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:27:19,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:27:19,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:27:19,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:27:19,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:27:19,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:27:19,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:27:19,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:27:19,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:27:19,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:27:19,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:27:19,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:27:19,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:27:19,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:27:19,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:27:19,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:27:19,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:27:19,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:27:19,262 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 11:27:19,280 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:27:19,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:27:19,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:27:19,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:27:19,283 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:27:19,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:27:19,283 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:27:19,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:27:19,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:27:19,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:27:19,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:27:19,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:27:19,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:27:19,285 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:27:19,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:27:19,285 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:27:19,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:27:19,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:27:19,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:27:19,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:27:19,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:27:19,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:27:19,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:27:19,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:27:19,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:27:19,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:27:19,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:27:19,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:27:19,288 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:27:19,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:27:19,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:27:19,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:27:19,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:27:19,669 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:27:19,669 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:27:19,670 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label17.c [2020-07-07 11:27:19,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33243ea66/f862708bd83f413493bc41a3ad752a9f/FLAG4562bfc52 [2020-07-07 11:27:20,441 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:27:20,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label17.c [2020-07-07 11:27:20,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33243ea66/f862708bd83f413493bc41a3ad752a9f/FLAG4562bfc52 [2020-07-07 11:27:20,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33243ea66/f862708bd83f413493bc41a3ad752a9f [2020-07-07 11:27:20,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:27:20,710 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:27:20,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:27:20,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:27:20,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:27:20,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:27:20" (1/1) ... [2020-07-07 11:27:20,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a5ebe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:20, skipping insertion in model container [2020-07-07 11:27:20,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:27:20" (1/1) ... [2020-07-07 11:27:20,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:27:20,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:27:21,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:27:21,306 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:27:21,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:27:21,699 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:27:21,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21 WrapperNode [2020-07-07 11:27:21,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:27:21,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:27:21,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:27:21,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:27:21,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (1/1) ... [2020-07-07 11:27:21,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:27:21,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:27:21,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:27:21,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:27:21,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (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 11:27:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:27:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:27:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:27:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:27:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:27:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:27:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:27:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:27:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:27:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:27:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:27:23,692 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:27:23,692 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:27:23,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:27:23 BoogieIcfgContainer [2020-07-07 11:27:23,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:27:23,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:27:23,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:27:23,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:27:23,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:27:20" (1/3) ... [2020-07-07 11:27:23,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f26139c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:27:23, skipping insertion in model container [2020-07-07 11:27:23,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:27:21" (2/3) ... [2020-07-07 11:27:23,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f26139c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:27:23, skipping insertion in model container [2020-07-07 11:27:23,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:27:23" (3/3) ... [2020-07-07 11:27:23,713 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label17.c [2020-07-07 11:27:23,729 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:27:23,741 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:27:23,764 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:27:23,797 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:27:23,797 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:27:23,797 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:27:23,798 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:27:23,798 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:27:23,798 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:27:23,798 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:27:23,798 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:27:23,829 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-07 11:27:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-07-07 11:27:23,840 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:23,841 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] [2020-07-07 11:27:23,842 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:23,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:23,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1025349313, now seen corresponding path program 1 times [2020-07-07 11:27:23,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:23,864 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578733375] [2020-07-07 11:27:23,864 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:24,268 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 11:27:24,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578733375] [2020-07-07 11:27:24,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:27:24,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:27:24,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839870928] [2020-07-07 11:27:24,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:27:24,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:24,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:27:24,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:27:24,303 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-07-07 11:27:27,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:27,395 INFO L93 Difference]: Finished difference Result 730 states and 1300 transitions. [2020-07-07 11:27:27,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:27:27,398 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-07-07 11:27:27,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:27,422 INFO L225 Difference]: With dead ends: 730 [2020-07-07 11:27:27,423 INFO L226 Difference]: Without dead ends: 447 [2020-07-07 11:27:27,434 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 11:27:27,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-07-07 11:27:27,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-07-07 11:27:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-07-07 11:27:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 610 transitions. [2020-07-07 11:27:27,563 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 610 transitions. Word has length 36 [2020-07-07 11:27:27,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:27,565 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 610 transitions. [2020-07-07 11:27:27,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:27:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 610 transitions. [2020-07-07 11:27:27,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-07 11:27:27,590 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:27,591 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:27,592 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:27:27,592 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:27,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:27,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1899506355, now seen corresponding path program 1 times [2020-07-07 11:27:27,593 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:27,594 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853123727] [2020-07-07 11:27:27,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:28,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853123727] [2020-07-07 11:27:28,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:27:28,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 11:27:28,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490011469] [2020-07-07 11:27:28,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 11:27:28,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:28,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 11:27:28,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:27:28,166 INFO L87 Difference]: Start difference. First operand 443 states and 610 transitions. Second operand 7 states. [2020-07-07 11:27:29,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:29,915 INFO L93 Difference]: Finished difference Result 1037 states and 1405 transitions. [2020-07-07 11:27:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 11:27:29,916 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 123 [2020-07-07 11:27:29,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:29,923 INFO L225 Difference]: With dead ends: 1037 [2020-07-07 11:27:29,923 INFO L226 Difference]: Without dead ends: 600 [2020-07-07 11:27:29,926 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:27:29,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-07-07 11:27:29,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 592. [2020-07-07 11:27:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-07-07 11:27:29,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 778 transitions. [2020-07-07 11:27:29,991 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 778 transitions. Word has length 123 [2020-07-07 11:27:29,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:29,992 INFO L479 AbstractCegarLoop]: Abstraction has 592 states and 778 transitions. [2020-07-07 11:27:29,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 11:27:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 778 transitions. [2020-07-07 11:27:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-07 11:27:29,995 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:29,996 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:29,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:27:29,996 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:29,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:29,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1140420541, now seen corresponding path program 1 times [2020-07-07 11:27:29,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:29,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163825356] [2020-07-07 11:27:29,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:30,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163825356] [2020-07-07 11:27:30,361 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:27:30,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 11:27:30,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720344783] [2020-07-07 11:27:30,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 11:27:30,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:30,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 11:27:30,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:27:30,363 INFO L87 Difference]: Start difference. First operand 592 states and 778 transitions. Second operand 9 states. [2020-07-07 11:27:32,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:32,226 INFO L93 Difference]: Finished difference Result 1375 states and 1935 transitions. [2020-07-07 11:27:32,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 11:27:32,227 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 131 [2020-07-07 11:27:32,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:32,235 INFO L225 Difference]: With dead ends: 1375 [2020-07-07 11:27:32,236 INFO L226 Difference]: Without dead ends: 932 [2020-07-07 11:27:32,239 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 11:27:32,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2020-07-07 11:27:32,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 900. [2020-07-07 11:27:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 900 states. [2020-07-07 11:27:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1125 transitions. [2020-07-07 11:27:32,303 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1125 transitions. Word has length 131 [2020-07-07 11:27:32,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:32,306 INFO L479 AbstractCegarLoop]: Abstraction has 900 states and 1125 transitions. [2020-07-07 11:27:32,306 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 11:27:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1125 transitions. [2020-07-07 11:27:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-07 11:27:32,313 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:32,313 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, 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] [2020-07-07 11:27:32,314 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:27:32,314 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:32,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1655898422, now seen corresponding path program 1 times [2020-07-07 11:27:32,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:32,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457225697] [2020-07-07 11:27:32,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 50 proven. 8 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-07 11:27:32,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457225697] [2020-07-07 11:27:32,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671280771] [2020-07-07 11:27:32,700 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 11:27:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:32,893 INFO L264 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:32,909 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-07 11:27:33,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:27:33,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:27:33,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835381315] [2020-07-07 11:27:33,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:27:33,107 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:33,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:27:33,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:27:33,108 INFO L87 Difference]: Start difference. First operand 900 states and 1125 transitions. Second operand 3 states. [2020-07-07 11:27:34,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:34,023 INFO L93 Difference]: Finished difference Result 1341 states and 1715 transitions. [2020-07-07 11:27:34,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:27:34,029 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2020-07-07 11:27:34,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:34,045 INFO L225 Difference]: With dead ends: 1341 [2020-07-07 11:27:34,046 INFO L226 Difference]: Without dead ends: 1339 [2020-07-07 11:27:34,048 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:27:34,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2020-07-07 11:27:34,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1047. [2020-07-07 11:27:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2020-07-07 11:27:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1338 transitions. [2020-07-07 11:27:34,118 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1338 transitions. Word has length 193 [2020-07-07 11:27:34,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:34,120 INFO L479 AbstractCegarLoop]: Abstraction has 1047 states and 1338 transitions. [2020-07-07 11:27:34,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:27:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1338 transitions. [2020-07-07 11:27:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-07-07 11:27:34,128 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:34,128 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:27:34,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:34,345 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:34,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:34,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1408395906, now seen corresponding path program 1 times [2020-07-07 11:27:34,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:34,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389948423] [2020-07-07 11:27:34,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-07-07 11:27:34,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389948423] [2020-07-07 11:27:34,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231420076] [2020-07-07 11:27:34,908 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 11:27:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:35,038 INFO L264 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:35,062 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 126 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:35,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:27:35,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 12 [2020-07-07 11:27:35,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325621507] [2020-07-07 11:27:35,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 11:27:35,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:35,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 11:27:35,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-07-07 11:27:35,168 INFO L87 Difference]: Start difference. First operand 1047 states and 1338 transitions. Second operand 12 states. [2020-07-07 11:27:41,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:41,004 INFO L93 Difference]: Finished difference Result 3767 states and 5338 transitions. [2020-07-07 11:27:41,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-07-07 11:27:41,005 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 247 [2020-07-07 11:27:41,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:41,026 INFO L225 Difference]: With dead ends: 3767 [2020-07-07 11:27:41,027 INFO L226 Difference]: Without dead ends: 2869 [2020-07-07 11:27:41,032 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 565 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=356, Invalid=1714, Unknown=0, NotChecked=0, Total=2070 [2020-07-07 11:27:41,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2869 states. [2020-07-07 11:27:41,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2869 to 2533. [2020-07-07 11:27:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2533 states. [2020-07-07 11:27:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2533 states and 3169 transitions. [2020-07-07 11:27:41,145 INFO L78 Accepts]: Start accepts. Automaton has 2533 states and 3169 transitions. Word has length 247 [2020-07-07 11:27:41,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:41,147 INFO L479 AbstractCegarLoop]: Abstraction has 2533 states and 3169 transitions. [2020-07-07 11:27:41,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 11:27:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3169 transitions. [2020-07-07 11:27:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-07-07 11:27:41,156 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:41,156 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, 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, 1, 1, 1, 1, 1, 1] [2020-07-07 11:27:41,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:41,361 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:41,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:41,362 INFO L82 PathProgramCache]: Analyzing trace with hash 633023203, now seen corresponding path program 1 times [2020-07-07 11:27:41,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:41,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308249381] [2020-07-07 11:27:41,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 11:27:41,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308249381] [2020-07-07 11:27:41,979 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483189531] [2020-07-07 11:27:41,980 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 11:27:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:42,100 INFO L264 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:42,107 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:42,275 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:27:42,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:27:42,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 14 [2020-07-07 11:27:42,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896616568] [2020-07-07 11:27:42,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-07 11:27:42,285 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:42,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-07 11:27:42,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:27:42,286 INFO L87 Difference]: Start difference. First operand 2533 states and 3169 transitions. Second operand 14 states. [2020-07-07 11:27:49,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:49,018 INFO L93 Difference]: Finished difference Result 7119 states and 9127 transitions. [2020-07-07 11:27:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-07 11:27:49,019 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 256 [2020-07-07 11:27:49,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:49,039 INFO L225 Difference]: With dead ends: 7119 [2020-07-07 11:27:49,039 INFO L226 Difference]: Without dead ends: 3540 [2020-07-07 11:27:49,049 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=340, Invalid=1142, Unknown=0, NotChecked=0, Total=1482 [2020-07-07 11:27:49,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3540 states. [2020-07-07 11:27:49,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3540 to 2672. [2020-07-07 11:27:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2672 states. [2020-07-07 11:27:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2672 states and 3299 transitions. [2020-07-07 11:27:49,144 INFO L78 Accepts]: Start accepts. Automaton has 2672 states and 3299 transitions. Word has length 256 [2020-07-07 11:27:49,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:49,144 INFO L479 AbstractCegarLoop]: Abstraction has 2672 states and 3299 transitions. [2020-07-07 11:27:49,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-07 11:27:49,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3299 transitions. [2020-07-07 11:27:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-07-07 11:27:49,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:27:49,153 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 11:27:49,367 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:49,368 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:27:49,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:27:49,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1980077803, now seen corresponding path program 1 times [2020-07-07 11:27:49,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:27:49,370 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661901428] [2020-07-07 11:27:49,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:27:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-07-07 11:27:49,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661901428] [2020-07-07 11:27:49,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922622246] [2020-07-07 11:27:49,784 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 11:27:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:27:49,953 INFO L264 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:27:49,960 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:27:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-07-07 11:27:50,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:27:50,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:27:50,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173196995] [2020-07-07 11:27:50,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:27:50,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:27:50,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:27:50,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:27:50,094 INFO L87 Difference]: Start difference. First operand 2672 states and 3299 transitions. Second operand 3 states. [2020-07-07 11:27:50,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:27:50,665 INFO L93 Difference]: Finished difference Result 2672 states and 3299 transitions. [2020-07-07 11:27:50,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:27:50,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 292 [2020-07-07 11:27:50,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:27:50,667 INFO L225 Difference]: With dead ends: 2672 [2020-07-07 11:27:50,667 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:27:50,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:27:50,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:27:50,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:27:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:27:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:27:50,676 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 292 [2020-07-07 11:27:50,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:27:50,676 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:27:50,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:27:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:27:50,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:27:50,891 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:27:50,895 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:27:51,871 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 33 [2020-07-07 11:27:52,071 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 39 [2020-07-07 11:27:52,265 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 39 [2020-07-07 11:27:52,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:27:52,276 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 11:27:52,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,277 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,278 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-07 11:27:52,278 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-07 11:27:52,278 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-07 11:27:52,280 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-07 11:27:52,280 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 11:27:52,280 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-07 11:27:52,280 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,281 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-07 11:27:52,282 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 11:27:52,283 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 11:27:52,283 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-07 11:27:52,283 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-07 11:27:52,283 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-07 11:27:52,290 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-07 11:27:52,291 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-07 11:27:52,291 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-07 11:27:52,291 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 94) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,292 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,293 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,293 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-07 11:27:52,293 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-07 11:27:52,293 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-07 11:27:52,296 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-07 11:27:52,297 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,298 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,298 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,298 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,298 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,300 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-07 11:27:52,301 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-07 11:27:52,301 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-07 11:27:52,301 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-07 11:27:52,301 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-07 11:27:52,302 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-07 11:27:52,303 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,303 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,303 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,303 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,303 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,305 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-07 11:27:52,305 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-07 11:27:52,305 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-07 11:27:52,305 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 11:27:52,305 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,306 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-07 11:27:52,307 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-07 11:27:52,308 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,309 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-07 11:27:52,310 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 11:27:52,313 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-07 11:27:52,313 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-07 11:27:52,313 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-07 11:27:52,313 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-07 11:27:52,313 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,314 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:27:52,315 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 11:27:52,316 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-07 11:27:52,316 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-07 11:27:52,316 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-07 11:27:52,316 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-07 11:27:52,316 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 (= 9 |old(~a19~0)|)) .cse0) (or (= 4 |old(~a10~0)|) .cse0) (or (not (<= (+ |old(~a1~0)| 45481) 0)) (not (<= |old(~a19~0)| 9)) .cse0) (or (not (<= |old(~a19~0)| 8)) (not (<= 8 |old(~a19~0)|)) .cse0))) [2020-07-07 11:27:52,316 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,317 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-07 11:27:52,318 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,319 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-07 11:27:52,320 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-07 11:27:52,321 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,322 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 11:27:52,323 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:27:52,324 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (= 14 ~a4~0) (<= ~a19~0 9) (<= 9 ~a19~0) (= 0 ~a12~0) (<= ~a1~0 23) (<= 23 ~a1~0)) [2020-07-07 11:27:52,325 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:27:52,325 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:27:52,325 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 (<= 9 |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 11:27:52,325 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:27:52,325 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8))) (or (not (= 4 ~a10~0)) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (and .cse0 (<= (+ ~a1~0 45481) 0)) (not (<= 9 |old(~a19~0)|)) (not (= 0 ~a12~0)) (and .cse0 (<= 8 ~a19~0)) (not (= 14 ~a4~0)) (= ~a19~0 |old(~a19~0)|) (not (<= |old(~a19~0)| 9)))) [2020-07-07 11:27:52,326 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-07 11:27:52,326 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-07 11:27:52,326 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8))) (or (not (= 4 ~a10~0)) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (and .cse0 (<= (+ ~a1~0 45481) 0)) (not (<= 9 |old(~a19~0)|)) (not (= 0 ~a12~0)) (and .cse0 (<= 8 ~a19~0)) (not (= 14 ~a4~0)) (= ~a19~0 |old(~a19~0)|) (not (<= |old(~a19~0)| 9)))) [2020-07-07 11:27:52,326 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:27:52,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:27:52 BoogieIcfgContainer [2020-07-07 11:27:52,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:27:52,361 INFO L168 Benchmark]: Toolchain (without parser) took 31650.80 ms. Allocated memory was 142.6 MB in the beginning and 535.3 MB in the end (delta: 392.7 MB). Free memory was 99.3 MB in the beginning and 218.0 MB in the end (delta: -118.7 MB). Peak memory consumption was 274.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:52,362 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 142.6 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 11:27:52,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.93 ms. Allocated memory was 142.6 MB in the beginning and 203.4 MB in the end (delta: 60.8 MB). Free memory was 98.9 MB in the beginning and 167.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:52,365 INFO L168 Benchmark]: Boogie Preprocessor took 211.87 ms. Allocated memory is still 203.4 MB. Free memory was 167.9 MB in the beginning and 163.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:52,366 INFO L168 Benchmark]: RCFGBuilder took 1787.17 ms. Allocated memory was 203.4 MB in the beginning and 231.2 MB in the end (delta: 27.8 MB). Free memory was 163.5 MB in the beginning and 179.1 MB in the end (delta: -15.6 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:52,371 INFO L168 Benchmark]: TraceAbstraction took 28656.02 ms. Allocated memory was 231.2 MB in the beginning and 535.3 MB in the end (delta: 304.1 MB). Free memory was 179.1 MB in the beginning and 218.0 MB in the end (delta: -38.9 MB). Peak memory consumption was 265.2 MB. Max. memory is 7.1 GB. [2020-07-07 11:27:52,381 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 142.6 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 988.93 ms. Allocated memory was 142.6 MB in the beginning and 203.4 MB in the end (delta: 60.8 MB). Free memory was 98.9 MB in the beginning and 167.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 211.87 ms. Allocated memory is still 203.4 MB. Free memory was 167.9 MB in the beginning and 163.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1787.17 ms. Allocated memory was 203.4 MB in the beginning and 231.2 MB in the end (delta: 27.8 MB). Free memory was 163.5 MB in the beginning and 179.1 MB in the end (delta: -15.6 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28656.02 ms. Allocated memory was 231.2 MB in the beginning and 535.3 MB in the end (delta: 304.1 MB). Free memory was 179.1 MB in the beginning and 218.0 MB in the end (delta: -38.9 MB). Peak memory consumption was 265.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 94]: 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: (((((((((!(4 == a10) || !(23 <= \old(a1))) || !(\old(a1) <= 23)) || !(\old(a10) <= 0)) || (a19 <= 8 && a1 + 45481 <= 0)) || !(9 <= \old(a19))) || !(0 == a12)) || (a19 <= 8 && 8 <= a19)) || !(14 == a4)) || a19 == \old(a19)) || !(\old(a19) <= 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.0s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 20.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 195 SDtfs, 4776 SDslu, 366 SDs, 0 SdLazy, 9651 SolverSat, 2042 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1154 GetRequests, 1037 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 930 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2672occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 1540 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 63 PreInvPairs, 119 NumberOfFragments, 267 HoareAnnotationTreeSize, 63 FomulaSimplifications, 8776 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3387 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 2266 NumberOfCodeBlocks, 2266 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2255 ConstructedInterpolants, 0 QuantifiedInterpolants, 1243717 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1690 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 1100/1190 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...