/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/Problem14_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:28:54,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:28:54,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:28:54,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:28:54,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:28:54,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:28:54,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:28:54,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:28:54,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:28:54,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:28:54,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:28:54,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:28:54,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:28:54,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:28:54,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:28:54,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:28:54,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:28:54,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:28:54,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:28:54,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:28:54,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:28:54,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:28:54,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:28:54,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:28:54,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:28:54,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:28:54,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:28:54,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:28:54,437 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 11:28:54,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:28:54,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:28:54,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:28:54,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:28:54,453 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:28:54,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:28:54,453 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:28:54,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:28:54,455 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:28:54,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:28:54,455 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:28:54,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:28:54,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:28:54,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:28:54,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:28:54,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:28:54,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:28:54,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:28:54,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:28:54,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:28:54,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:28:54,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:28:54,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:28:54,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:28:54,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:28:54,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:28:54,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:28:54,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:28:54,759 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:28:54,759 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:28:54,760 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2020-07-07 11:28:54,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9514da68b/881c8e22b32b4add9f32561e084522fc/FLAG7d2ec3638 [2020-07-07 11:28:55,409 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:28:55,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2020-07-07 11:28:55,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9514da68b/881c8e22b32b4add9f32561e084522fc/FLAG7d2ec3638 [2020-07-07 11:28:55,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9514da68b/881c8e22b32b4add9f32561e084522fc [2020-07-07 11:28:55,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:28:55,695 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:28:55,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:28:55,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:28:55,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:28:55,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:28:55" (1/1) ... [2020-07-07 11:28:55,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ef637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:55, skipping insertion in model container [2020-07-07 11:28:55,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:28:55" (1/1) ... [2020-07-07 11:28:55,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:28:55,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:28:56,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:28:56,235 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:28:56,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:28:56,649 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:28:56,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56 WrapperNode [2020-07-07 11:28:56,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:28:56,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:28:56,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:28:56,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:28:56,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (1/1) ... [2020-07-07 11:28:56,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:28:56,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:28:56,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:28:56,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:28:56,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (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 11:28:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:28:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:28:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:28:56,947 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:28:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:28:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:28:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:28:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:28:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:28:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:28:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:28:58,575 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:28:58,576 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:28:58,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:28:58 BoogieIcfgContainer [2020-07-07 11:28:58,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:28:58,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:28:58,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:28:58,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:28:58,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:28:55" (1/3) ... [2020-07-07 11:28:58,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534596b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:28:58, skipping insertion in model container [2020-07-07 11:28:58,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:56" (2/3) ... [2020-07-07 11:28:58,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534596b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:28:58, skipping insertion in model container [2020-07-07 11:28:58,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:28:58" (3/3) ... [2020-07-07 11:28:58,592 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label21.c [2020-07-07 11:28:58,606 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:28:58,615 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:28:58,632 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:28:58,660 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:28:58,660 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:28:58,660 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:28:58,660 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:28:58,660 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:28:58,661 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:28:58,661 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:28:58,661 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:28:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-07-07 11:28:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-07 11:28:58,694 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:28:58,695 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] [2020-07-07 11:28:58,696 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:28:58,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:28:58,703 INFO L82 PathProgramCache]: Analyzing trace with hash -736368013, now seen corresponding path program 1 times [2020-07-07 11:28:58,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:28:58,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049909129] [2020-07-07 11:28:58,714 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:28:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:59,094 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 11:28:59,095 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049909129] [2020-07-07 11:28:59,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:28:59,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:28:59,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161555375] [2020-07-07 11:28:59,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:28:59,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:28:59,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:28:59,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:28:59,125 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2020-07-07 11:29:01,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:01,955 INFO L93 Difference]: Finished difference Result 886 states and 1613 transitions. [2020-07-07 11:29:01,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:29:01,959 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-07-07 11:29:01,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:01,999 INFO L225 Difference]: With dead ends: 886 [2020-07-07 11:29:01,999 INFO L226 Difference]: Without dead ends: 564 [2020-07-07 11:29:02,014 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 11:29:02,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-07-07 11:29:02,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2020-07-07 11:29:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-07-07 11:29:02,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 906 transitions. [2020-07-07 11:29:02,193 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 906 transitions. Word has length 40 [2020-07-07 11:29:02,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:02,194 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 906 transitions. [2020-07-07 11:29:02,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:29:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 906 transitions. [2020-07-07 11:29:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-07 11:29:02,211 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:02,212 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:29:02,212 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:29:02,212 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:02,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:02,213 INFO L82 PathProgramCache]: Analyzing trace with hash 769181710, now seen corresponding path program 1 times [2020-07-07 11:29:02,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:02,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210934904] [2020-07-07 11:29:02,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:02,596 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210934904] [2020-07-07 11:29:02,596 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:29:02,596 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 11:29:02,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471848040] [2020-07-07 11:29:02,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 11:29:02,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:02,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 11:29:02,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:29:02,600 INFO L87 Difference]: Start difference. First operand 558 states and 906 transitions. Second operand 9 states. [2020-07-07 11:29:04,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:04,574 INFO L93 Difference]: Finished difference Result 1320 states and 2174 transitions. [2020-07-07 11:29:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 11:29:04,575 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 114 [2020-07-07 11:29:04,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:04,582 INFO L225 Difference]: With dead ends: 1320 [2020-07-07 11:29:04,582 INFO L226 Difference]: Without dead ends: 768 [2020-07-07 11:29:04,585 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 11:29:04,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2020-07-07 11:29:04,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 566. [2020-07-07 11:29:04,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-07-07 11:29:04,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 819 transitions. [2020-07-07 11:29:04,616 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 819 transitions. Word has length 114 [2020-07-07 11:29:04,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:04,617 INFO L479 AbstractCegarLoop]: Abstraction has 566 states and 819 transitions. [2020-07-07 11:29:04,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 11:29:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 819 transitions. [2020-07-07 11:29:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-07 11:29:04,619 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:04,619 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:29:04,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:29:04,620 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:04,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:04,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1466730177, now seen corresponding path program 1 times [2020-07-07 11:29:04,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:04,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054797579] [2020-07-07 11:29:04,621 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:05,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054797579] [2020-07-07 11:29:05,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:29:05,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 11:29:05,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564215355] [2020-07-07 11:29:05,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 11:29:05,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:05,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 11:29:05,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:29:05,021 INFO L87 Difference]: Start difference. First operand 566 states and 819 transitions. Second operand 10 states. [2020-07-07 11:29:07,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:07,652 INFO L93 Difference]: Finished difference Result 1562 states and 2319 transitions. [2020-07-07 11:29:07,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-07 11:29:07,653 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 123 [2020-07-07 11:29:07,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:07,662 INFO L225 Difference]: With dead ends: 1562 [2020-07-07 11:29:07,662 INFO L226 Difference]: Without dead ends: 1002 [2020-07-07 11:29:07,665 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2020-07-07 11:29:07,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2020-07-07 11:29:07,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 752. [2020-07-07 11:29:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2020-07-07 11:29:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1026 transitions. [2020-07-07 11:29:07,708 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1026 transitions. Word has length 123 [2020-07-07 11:29:07,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:07,708 INFO L479 AbstractCegarLoop]: Abstraction has 752 states and 1026 transitions. [2020-07-07 11:29:07,709 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 11:29:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1026 transitions. [2020-07-07 11:29:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-07-07 11:29:07,711 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:07,712 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 11:29:07,712 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:29:07,712 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:07,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:07,712 INFO L82 PathProgramCache]: Analyzing trace with hash 871588671, now seen corresponding path program 1 times [2020-07-07 11:29:07,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:07,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393631638] [2020-07-07 11:29:07,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:08,112 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 66 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-07 11:29:08,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393631638] [2020-07-07 11:29:08,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632771436] [2020-07-07 11:29:08,113 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 11:29:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:08,209 INFO L264 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:08,221 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-07 11:29:08,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:08,313 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2020-07-07 11:29:08,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133152242] [2020-07-07 11:29:08,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:08,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:08,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:08,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:08,315 INFO L87 Difference]: Start difference. First operand 752 states and 1026 transitions. Second operand 3 states. [2020-07-07 11:29:09,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:09,381 INFO L93 Difference]: Finished difference Result 2232 states and 3090 transitions. [2020-07-07 11:29:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:09,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2020-07-07 11:29:09,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:09,392 INFO L225 Difference]: With dead ends: 2232 [2020-07-07 11:29:09,393 INFO L226 Difference]: Without dead ends: 1486 [2020-07-07 11:29:09,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:09,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2020-07-07 11:29:09,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1304. [2020-07-07 11:29:09,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-07-07 11:29:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 1692 transitions. [2020-07-07 11:29:09,435 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 1692 transitions. Word has length 196 [2020-07-07 11:29:09,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:09,436 INFO L479 AbstractCegarLoop]: Abstraction has 1304 states and 1692 transitions. [2020-07-07 11:29:09,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1692 transitions. [2020-07-07 11:29:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-07-07 11:29:09,441 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:09,441 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:29:09,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:09,655 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:09,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:09,656 INFO L82 PathProgramCache]: Analyzing trace with hash 104519423, now seen corresponding path program 1 times [2020-07-07 11:29:09,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:09,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303264194] [2020-07-07 11:29:09,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:10,161 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 99 proven. 136 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-07 11:29:10,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303264194] [2020-07-07 11:29:10,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619526846] [2020-07-07 11:29:10,162 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 11:29:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:10,315 INFO L264 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:10,324 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2020-07-07 11:29:10,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:10,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2020-07-07 11:29:10,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48178850] [2020-07-07 11:29:10,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:10,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:10,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:10,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:10,418 INFO L87 Difference]: Start difference. First operand 1304 states and 1692 transitions. Second operand 3 states. [2020-07-07 11:29:11,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:11,363 INFO L93 Difference]: Finished difference Result 3340 states and 4448 transitions. [2020-07-07 11:29:11,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:11,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 299 [2020-07-07 11:29:11,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:11,412 INFO L225 Difference]: With dead ends: 3340 [2020-07-07 11:29:11,412 INFO L226 Difference]: Without dead ends: 2042 [2020-07-07 11:29:11,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:11,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2020-07-07 11:29:11,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 1858. [2020-07-07 11:29:11,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1858 states. [2020-07-07 11:29:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2367 transitions. [2020-07-07 11:29:11,469 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2367 transitions. Word has length 299 [2020-07-07 11:29:11,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:11,470 INFO L479 AbstractCegarLoop]: Abstraction has 1858 states and 2367 transitions. [2020-07-07 11:29:11,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2367 transitions. [2020-07-07 11:29:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-07-07 11:29:11,476 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:11,476 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:29:11,690 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:11,691 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:11,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:11,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1386256083, now seen corresponding path program 1 times [2020-07-07 11:29:11,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:11,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303752155] [2020-07-07 11:29:11,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 99 proven. 136 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-07-07 11:29:12,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303752155] [2020-07-07 11:29:12,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738316355] [2020-07-07 11:29:12,178 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 11:29:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:12,330 INFO L264 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:12,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:12,528 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-07-07 11:29:12,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:12,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2020-07-07 11:29:12,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191568137] [2020-07-07 11:29:12,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:12,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:12,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:12,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:12,535 INFO L87 Difference]: Start difference. First operand 1858 states and 2367 transitions. Second operand 3 states. [2020-07-07 11:29:13,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:13,536 INFO L93 Difference]: Finished difference Result 3900 states and 5198 transitions. [2020-07-07 11:29:13,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:13,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 305 [2020-07-07 11:29:13,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:13,554 INFO L225 Difference]: With dead ends: 3900 [2020-07-07 11:29:13,554 INFO L226 Difference]: Without dead ends: 2412 [2020-07-07 11:29:13,559 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:13,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2412 states. [2020-07-07 11:29:13,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2412 to 2228. [2020-07-07 11:29:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2228 states. [2020-07-07 11:29:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 2902 transitions. [2020-07-07 11:29:13,622 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 2902 transitions. Word has length 305 [2020-07-07 11:29:13,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:13,623 INFO L479 AbstractCegarLoop]: Abstraction has 2228 states and 2902 transitions. [2020-07-07 11:29:13,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:13,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2902 transitions. [2020-07-07 11:29:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-07-07 11:29:13,630 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:13,630 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 11:29:13,844 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:13,845 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:13,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:13,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1050948947, now seen corresponding path program 1 times [2020-07-07 11:29:13,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:13,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618418544] [2020-07-07 11:29:13,846 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 99 proven. 136 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-07-07 11:29:14,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618418544] [2020-07-07 11:29:14,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958512221] [2020-07-07 11:29:14,391 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 11:29:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:14,517 INFO L264 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:14,522 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2020-07-07 11:29:14,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:14,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2020-07-07 11:29:14,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051336054] [2020-07-07 11:29:14,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:14,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:14,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:14,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:14,709 INFO L87 Difference]: Start difference. First operand 2228 states and 2902 transitions. Second operand 3 states. [2020-07-07 11:29:15,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:15,724 INFO L93 Difference]: Finished difference Result 5190 states and 6970 transitions. [2020-07-07 11:29:15,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:15,732 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2020-07-07 11:29:15,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:15,733 INFO L225 Difference]: With dead ends: 5190 [2020-07-07 11:29:15,733 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:29:15,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-07 11:29:15,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:29:15,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:29:15,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:29:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:29:15,745 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 337 [2020-07-07 11:29:15,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:15,746 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:29:15,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:29:15,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:29:15,959 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:15,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:29:16,756 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-07-07 11:29:16,966 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:29:16,967 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-07-07 11:29:16,967 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:29:16,967 INFO L268 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2020-07-07 11:29:16,967 INFO L268 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-07 11:29:16,968 INFO L268 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2020-07-07 11:29:16,969 INFO L268 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2020-07-07 11:29:16,969 INFO L268 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2020-07-07 11:29:16,969 INFO L268 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2020-07-07 11:29:16,969 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,969 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-07 11:29:16,970 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-07 11:29:16,971 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,972 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2020-07-07 11:29:16,973 INFO L268 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-07 11:29:16,974 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,975 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-07 11:29:16,976 INFO L268 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-07 11:29:16,977 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2020-07-07 11:29:16,978 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:29:16,979 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (not (<= |old(~a21~0)| 6)) .cse0) (or .cse0 (not (<= 9 |old(~a21~0)|))) (or (= 6 |old(~a15~0)|) .cse0) (or .cse0 (not (< 11 |old(~a12~0)|))))) [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,980 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2020-07-07 11:29:16,981 INFO L268 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-07 11:29:16,982 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,983 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2020-07-07 11:29:16,984 INFO L268 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-07 11:29:16,985 INFO L268 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2020-07-07 11:29:16,986 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2020-07-07 11:29:16,987 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2020-07-07 11:29:16,988 INFO L268 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2020-07-07 11:29:16,989 INFO L268 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-07 11:29:16,990 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,991 INFO L268 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,992 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-07 11:29:16,993 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,994 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2020-07-07 11:29:16,995 INFO L268 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-07 11:29:16,996 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2020-07-07 11:29:16,997 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2020-07-07 11:29:16,998 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-07 11:29:16,999 INFO L268 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2020-07-07 11:29:17,000 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:29:17,000 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= (+ ~a12~0 49) 0) (<= ~a15~0 8) (<= 8 ~a15~0)) [2020-07-07 11:29:17,000 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:29:17,000 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:29:17,000 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a15~0)| 8)) (not (<= 8 |old(~a15~0)|)) (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (<= ~a15~0 8) (= ~a21~0 |old(~a21~0)|) (<= 8 ~a15~0))) [2020-07-07 11:29:17,000 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2020-07-07 11:29:17,001 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (<= ~a21~0 6) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a15~0)| 8)) (not (= 6 ~a15~0)) (<= 9 ~a21~0) (not (<= 8 |old(~a15~0)|))) [2020-07-07 11:29:17,001 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-07-07 11:29:17,001 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-07 11:29:17,001 INFO L264 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= ~a21~0 6) (< 11 ~a12~0) (not (<= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a15~0)| 8)) (not (= 6 ~a15~0)) (<= 9 ~a21~0) (not (<= 8 |old(~a15~0)|))) [2020-07-07 11:29:17,001 INFO L268 CegarLoopResult]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2020-07-07 11:29:17,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:29:17 BoogieIcfgContainer [2020-07-07 11:29:17,020 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:29:17,022 INFO L168 Benchmark]: Toolchain (without parser) took 21327.00 ms. Allocated memory was 145.2 MB in the beginning and 494.9 MB in the end (delta: 349.7 MB). Free memory was 100.0 MB in the beginning and 93.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 355.9 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,023 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 954.38 ms. Allocated memory was 145.2 MB in the beginning and 206.6 MB in the end (delta: 61.3 MB). Free memory was 99.6 MB in the beginning and 169.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,025 INFO L168 Benchmark]: Boogie Preprocessor took 178.51 ms. Allocated memory is still 206.6 MB. Free memory was 169.6 MB in the beginning and 163.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,025 INFO L168 Benchmark]: RCFGBuilder took 1753.87 ms. Allocated memory was 206.6 MB in the beginning and 239.1 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 157.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,026 INFO L168 Benchmark]: TraceAbstraction took 18435.75 ms. Allocated memory was 239.1 MB in the beginning and 494.9 MB in the end (delta: 255.9 MB). Free memory was 157.8 MB in the beginning and 93.8 MB in the end (delta: 64.0 MB). Peak memory consumption was 319.8 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:17,031 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 954.38 ms. Allocated memory was 145.2 MB in the beginning and 206.6 MB in the end (delta: 61.3 MB). Free memory was 99.6 MB in the beginning and 169.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 178.51 ms. Allocated memory is still 206.6 MB. Free memory was 169.6 MB in the beginning and 163.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1753.87 ms. Allocated memory was 206.6 MB in the beginning and 239.1 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 157.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18435.75 ms. Allocated memory was 239.1 MB in the beginning and 494.9 MB in the end (delta: 255.9 MB). Free memory was 157.8 MB in the beginning and 93.8 MB in the end (delta: 64.0 MB). Peak memory consumption was 319.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 880]: Loop Invariant Derived loop invariant: (((((a21 <= 6 || 11 < a12) || !(\old(a12) + 49 <= 0)) || !(\old(a15) <= 8)) || !(6 == a15)) || 9 <= a21) || !(8 <= \old(a15)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1279 SDtfs, 4049 SDslu, 213 SDs, 0 SdLazy, 5503 SolverSat, 1775 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1228 GetRequests, 1157 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2228occurred 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1008 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 60 PreInvPairs, 96 NumberOfFragments, 203 HoareAnnotationTreeSize, 60 FomulaSimplifications, 24546 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1974 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2551 NumberOfCodeBlocks, 2551 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2540 ConstructedInterpolants, 0 QuantifiedInterpolants, 2190257 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1970 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 1834/2310 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...