/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 14:08:40,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 14:08:40,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 14:08:40,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 14:08:40,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 14:08:40,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 14:08:40,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 14:08:40,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 14:08:40,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 14:08:40,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 14:08:40,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 14:08:40,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 14:08:40,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 14:08:40,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 14:08:40,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 14:08:40,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 14:08:40,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 14:08:40,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 14:08:40,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 14:08:40,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 14:08:40,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 14:08:40,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 14:08:40,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 14:08:40,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 14:08:40,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 14:08:40,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 14:08:40,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 14:08:40,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 14:08:40,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 14:08:40,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 14:08:40,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 14:08:40,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 14:08:40,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 14:08:40,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 14:08:40,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 14:08:40,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 14:08:40,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 14:08:40,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 14:08:40,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 14:08:40,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 14:08:40,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 14:08:40,613 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 [2020-07-20 14:08:40,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 14:08:40,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 14:08:40,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 14:08:40,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 14:08:40,634 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 14:08:40,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 14:08:40,634 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 14:08:40,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 14:08:40,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 14:08:40,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 14:08:40,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 14:08:40,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 14:08:40,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 14:08:40,636 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 14:08:40,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 14:08:40,637 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 14:08:40,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 14:08:40,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 14:08:40,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 14:08:40,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 14:08:40,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 14:08:40,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 14:08:40,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 14:08:40,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 14:08:40,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 14:08:40,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 14:08:40,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 14:08:40,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 14:08:40,944 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 14:08:40,945 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 14:08:40,945 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-07-20 14:08:41,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cf7e028/b95c072971d14b7e9a25e2cc4d7ea804/FLAG2ee2b48d1 [2020-07-20 14:08:41,590 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 14:08:41,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-07-20 14:08:41,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cf7e028/b95c072971d14b7e9a25e2cc4d7ea804/FLAG2ee2b48d1 [2020-07-20 14:08:41,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cf7e028/b95c072971d14b7e9a25e2cc4d7ea804 [2020-07-20 14:08:41,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 14:08:41,893 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 14:08:41,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 14:08:41,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 14:08:41,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 14:08:41,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:08:41" (1/1) ... [2020-07-20 14:08:41,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6533c7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:41, skipping insertion in model container [2020-07-20 14:08:41,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:08:41" (1/1) ... [2020-07-20 14:08:41,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 14:08:41,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 14:08:42,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 14:08:42,592 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 14:08:42,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 14:08:42,761 INFO L208 MainTranslator]: Completed translation [2020-07-20 14:08:42,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42 WrapperNode [2020-07-20 14:08:42,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 14:08:42,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 14:08:42,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 14:08:42,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 14:08:42,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (1/1) ... [2020-07-20 14:08:42,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 14:08:42,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 14:08:42,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 14:08:42,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 14:08:42,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (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 [2020-07-20 14:08:42,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 14:08:42,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 14:08:42,945 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 14:08:42,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 14:08:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 14:08:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 14:08:42,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 14:08:42,947 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 14:08:42,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 14:08:42,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 14:08:42,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 14:08:44,297 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 14:08:44,297 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 14:08:44,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:08:44 BoogieIcfgContainer [2020-07-20 14:08:44,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 14:08:44,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 14:08:44,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 14:08:44,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 14:08:44,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:08:41" (1/3) ... [2020-07-20 14:08:44,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437032f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:08:44, skipping insertion in model container [2020-07-20 14:08:44,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:08:42" (2/3) ... [2020-07-20 14:08:44,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437032f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:08:44, skipping insertion in model container [2020-07-20 14:08:44,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:08:44" (3/3) ... [2020-07-20 14:08:44,311 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-07-20 14:08:44,321 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 14:08:44,329 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 14:08:44,342 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 14:08:44,367 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 14:08:44,368 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 14:08:44,368 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 14:08:44,368 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 14:08:44,369 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 14:08:44,369 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 14:08:44,369 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 14:08:44,369 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 14:08:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-20 14:08:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 14:08:44,402 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:08:44,403 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 14:08:44,403 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:08:44,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:08:44,410 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-07-20 14:08:44,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:08:44,418 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2345777] [2020-07-20 14:08:44,419 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:44,544 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 14:08:44,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:08:44,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 14:08:44,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:08:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:08:44,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:08:44,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2345777] [2020-07-20 14:08:44,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:08:44,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 14:08:44,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409657112] [2020-07-20 14:08:44,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 14:08:44,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:08:44,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 14:08:44,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:44,653 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2020-07-20 14:08:45,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:08:45,791 INFO L93 Difference]: Finished difference Result 586 states and 1004 transitions. [2020-07-20 14:08:45,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 14:08:45,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 14:08:45,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:08:45,821 INFO L225 Difference]: With dead ends: 586 [2020-07-20 14:08:45,821 INFO L226 Difference]: Without dead ends: 294 [2020-07-20 14:08:45,834 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:45,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2020-07-20 14:08:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2020-07-20 14:08:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2020-07-20 14:08:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 426 transitions. [2020-07-20 14:08:45,931 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 426 transitions. Word has length 65 [2020-07-20 14:08:45,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:08:45,931 INFO L479 AbstractCegarLoop]: Abstraction has 294 states and 426 transitions. [2020-07-20 14:08:45,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 14:08:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 426 transitions. [2020-07-20 14:08:45,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-20 14:08:45,939 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:08:45,939 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 14:08:46,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:46,147 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:08:46,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:08:46,148 INFO L82 PathProgramCache]: Analyzing trace with hash 177708450, now seen corresponding path program 1 times [2020-07-20 14:08:46,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:08:46,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [30909155] [2020-07-20 14:08:46,149 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:46,337 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 14:08:46,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:08:46,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 14:08:46,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:08:46,456 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:08:46,456 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:08:46,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [30909155] [2020-07-20 14:08:46,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:08:46,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 14:08:46,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909456104] [2020-07-20 14:08:46,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 14:08:46,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:08:46,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 14:08:46,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 14:08:46,461 INFO L87 Difference]: Start difference. First operand 294 states and 426 transitions. Second operand 5 states. [2020-07-20 14:08:47,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:08:47,415 INFO L93 Difference]: Finished difference Result 890 states and 1316 transitions. [2020-07-20 14:08:47,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 14:08:47,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2020-07-20 14:08:47,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:08:47,425 INFO L225 Difference]: With dead ends: 890 [2020-07-20 14:08:47,425 INFO L226 Difference]: Without dead ends: 602 [2020-07-20 14:08:47,427 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-20 14:08:47,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2020-07-20 14:08:47,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 590. [2020-07-20 14:08:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-07-20 14:08:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 776 transitions. [2020-07-20 14:08:47,468 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 776 transitions. Word has length 139 [2020-07-20 14:08:47,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:08:47,469 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 776 transitions. [2020-07-20 14:08:47,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 14:08:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 776 transitions. [2020-07-20 14:08:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-20 14:08:47,474 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:08:47,474 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 14:08:47,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:47,688 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:08:47,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:08:47,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1533828447, now seen corresponding path program 1 times [2020-07-20 14:08:47,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:08:47,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [153429345] [2020-07-20 14:08:47,691 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:47,783 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 14:08:47,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:08:47,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 14:08:47,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:08:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:08:47,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:08:47,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [153429345] [2020-07-20 14:08:47,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:08:47,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 14:08:47,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109328163] [2020-07-20 14:08:47,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 14:08:47,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:08:47,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 14:08:47,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:47,858 INFO L87 Difference]: Start difference. First operand 590 states and 776 transitions. Second operand 3 states. [2020-07-20 14:08:48,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:08:48,515 INFO L93 Difference]: Finished difference Result 1174 states and 1554 transitions. [2020-07-20 14:08:48,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 14:08:48,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-07-20 14:08:48,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:08:48,522 INFO L225 Difference]: With dead ends: 1174 [2020-07-20 14:08:48,523 INFO L226 Difference]: Without dead ends: 590 [2020-07-20 14:08:48,524 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:48,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-07-20 14:08:48,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2020-07-20 14:08:48,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-07-20 14:08:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 755 transitions. [2020-07-20 14:08:48,549 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 755 transitions. Word has length 144 [2020-07-20 14:08:48,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:08:48,550 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 755 transitions. [2020-07-20 14:08:48,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 14:08:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 755 transitions. [2020-07-20 14:08:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-07-20 14:08:48,555 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:08:48,556 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 14:08:48,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:48,770 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:08:48,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:08:48,771 INFO L82 PathProgramCache]: Analyzing trace with hash -99101642, now seen corresponding path program 1 times [2020-07-20 14:08:48,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:08:48,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751017274] [2020-07-20 14:08:48,773 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:48,885 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 14:08:48,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:08:48,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 14:08:48,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:08:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:08:49,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:08:49,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751017274] [2020-07-20 14:08:49,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:08:49,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 14:08:49,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624757267] [2020-07-20 14:08:49,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 14:08:49,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:08:49,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 14:08:49,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 14:08:49,012 INFO L87 Difference]: Start difference. First operand 590 states and 755 transitions. Second operand 5 states. [2020-07-20 14:08:52,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:08:52,059 INFO L93 Difference]: Finished difference Result 1778 states and 2353 transitions. [2020-07-20 14:08:52,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 14:08:52,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 165 [2020-07-20 14:08:52,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:08:52,075 INFO L225 Difference]: With dead ends: 1778 [2020-07-20 14:08:52,076 INFO L226 Difference]: Without dead ends: 1194 [2020-07-20 14:08:52,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 14:08:52,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1194 states. [2020-07-20 14:08:52,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1194 to 1174. [2020-07-20 14:08:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1174 states. [2020-07-20 14:08:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1472 transitions. [2020-07-20 14:08:52,132 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1472 transitions. Word has length 165 [2020-07-20 14:08:52,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:08:52,133 INFO L479 AbstractCegarLoop]: Abstraction has 1174 states and 1472 transitions. [2020-07-20 14:08:52,133 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 14:08:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1472 transitions. [2020-07-20 14:08:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-07-20 14:08:52,139 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 14:08:52,139 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 14:08:52,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:52,353 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 14:08:52,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 14:08:52,355 INFO L82 PathProgramCache]: Analyzing trace with hash 913701069, now seen corresponding path program 1 times [2020-07-20 14:08:52,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 14:08:52,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [806445880] [2020-07-20 14:08:52,356 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:52,464 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 14:08:52,465 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 14:08:52,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 14:08:52,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 14:08:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 14:08:52,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 14:08:52,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [806445880] [2020-07-20 14:08:52,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 14:08:52,545 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 14:08:52,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906283740] [2020-07-20 14:08:52,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 14:08:52,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 14:08:52,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 14:08:52,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:52,546 INFO L87 Difference]: Start difference. First operand 1174 states and 1472 transitions. Second operand 3 states. [2020-07-20 14:08:53,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 14:08:53,208 INFO L93 Difference]: Finished difference Result 1607 states and 2026 transitions. [2020-07-20 14:08:53,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 14:08:53,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2020-07-20 14:08:53,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 14:08:53,211 INFO L225 Difference]: With dead ends: 1607 [2020-07-20 14:08:53,211 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 14:08:53,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 14:08:53,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 14:08:53,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 14:08:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 14:08:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 14:08:53,217 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2020-07-20 14:08:53,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 14:08:53,217 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 14:08:53,218 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 14:08:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 14:08:53,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 14:08:53,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:08:53,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 14:08:53,852 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2020-07-20 14:08:53,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 14:08:53,948 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a10~0 |old(~a10~0)|) (<= ~a19~0 |old(~a19~0)|)) [2020-07-20 14:08:53,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,949 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-20 14:08:53,950 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,951 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-20 14:08:53,952 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-20 14:08:53,953 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,954 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-20 14:08:53,955 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,956 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-20 14:08:53,957 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,958 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-20 14:08:53,959 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,960 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-20 14:08:53,961 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-20 14:08:53,962 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,963 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-20 14:08:53,964 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-20 14:08:53,965 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-20 14:08:53,965 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 14:08:53,965 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-20 14:08:53,971 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-20 14:08:53,971 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-20 14:08:53,972 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-20 14:08:53,972 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-20 14:08:53,972 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-20 14:08:53,972 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,975 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,975 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,975 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-20 14:08:53,976 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-20 14:08:53,977 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (<= ~a10~0 |old(~a10~0)|)) (.cse1 (<= ~a19~0 |old(~a19~0)|))) (let ((.cse3 (not (<= |old(~a1~0)| 23))) (.cse2 (not (<= 1 |old(~a10~0)|))) (.cse4 (and .cse0 .cse1))) (and (or (and .cse0 (<= 8 ~a19~0) .cse1) (not (<= 8 |old(~a19~0)|))) (or .cse2 (<= 1 ~a10~0)) (or .cse3 (<= ~a1~0 23)) (or .cse3 .cse4) (or .cse2 .cse4)))) [2020-07-20 14:08:53,978 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-20 14:08:53,978 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-20 14:08:53,978 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-20 14:08:53,978 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,980 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,980 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,980 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-20 14:08:53,981 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-20 14:08:53,982 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-20 14:08:53,983 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-20 14:08:53,984 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 14:08:53,985 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-20 14:08:53,986 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-20 14:08:53,987 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-20 14:08:53,987 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-20 14:08:53,987 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-20 14:08:53,987 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 14:08:53,987 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= ~a19~0 9) (<= 8 ~a19~0) (<= ~a1~0 23)) [2020-07-20 14:08:53,987 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 14:08:53,987 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 14:08:53,988 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (<= ~a10~0 |old(~a10~0)|) (<= 8 ~a19~0) (<= ~a1~0 23) (<= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (<= 8 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9))) [2020-07-20 14:08:53,988 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-20 14:08:53,988 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (<= |old(~a1~0)| 23)) (<= 8 ~a19~0) (<= ~a1~0 23) (not (<= |old(~a10~0)| 0)) (<= 1 ~a10~0) (not (<= 8 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9))) [2020-07-20 14:08:53,988 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-20 14:08:53,988 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-20 14:08:53,988 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (<= |old(~a1~0)| 23)) (<= 8 ~a19~0) (<= ~a1~0 23) (not (<= |old(~a10~0)| 0)) (<= 1 ~a10~0) (not (<= 8 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9))) [2020-07-20 14:08:53,988 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-20 14:08:54,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 02:08:54 BoogieIcfgContainer [2020-07-20 14:08:54,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 14:08:54,013 INFO L168 Benchmark]: Toolchain (without parser) took 12120.55 ms. Allocated memory was 143.1 MB in the beginning and 330.8 MB in the end (delta: 187.7 MB). Free memory was 97.6 MB in the beginning and 100.1 MB in the end (delta: -2.4 MB). Peak memory consumption was 185.3 MB. Max. memory is 7.1 GB. [2020-07-20 14:08:54,021 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 117.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 14:08:54,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.62 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 97.2 MB in the beginning and 168.5 MB in the end (delta: -71.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-07-20 14:08:54,023 INFO L168 Benchmark]: Boogie Preprocessor took 96.50 ms. Allocated memory is still 202.4 MB. Free memory was 168.5 MB in the beginning and 163.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-20 14:08:54,025 INFO L168 Benchmark]: RCFGBuilder took 1444.09 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 163.2 MB in the beginning and 179.4 MB in the end (delta: -16.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2020-07-20 14:08:54,026 INFO L168 Benchmark]: TraceAbstraction took 9705.78 ms. Allocated memory was 231.7 MB in the beginning and 330.8 MB in the end (delta: 99.1 MB). Free memory was 177.7 MB in the beginning and 100.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 176.7 MB. Max. memory is 7.1 GB. [2020-07-20 14:08:54,040 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory is still 117.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 867.62 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 97.2 MB in the beginning and 168.5 MB in the end (delta: -71.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.50 ms. Allocated memory is still 202.4 MB. Free memory was 168.5 MB in the beginning and 163.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1444.09 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 163.2 MB in the beginning and 179.4 MB in the end (delta: -16.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9705.78 ms. Allocated memory was 231.7 MB in the beginning and 330.8 MB in the end (delta: 99.1 MB). Free memory was 177.7 MB in the beginning and 100.1 MB in the end (delta: 77.6 MB). Peak memory consumption was 176.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((!(\old(a1) <= 23) || 8 <= a19) || a1 <= 23) || !(\old(a10) <= 0)) || 1 <= a10) || !(8 <= \old(a19))) || !(\old(a19) <= 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.0s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 297 SDtfs, 1029 SDslu, 95 SDs, 0 SdLazy, 2390 SolverSat, 514 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 694 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1174occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 32 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 28 PreInvPairs, 50 NumberOfFragments, 159 HoareAnnotationTreeSize, 28 FomulaSimplifications, 474 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 333 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 695 NumberOfCodeBlocks, 695 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 690 ConstructedInterpolants, 0 QuantifiedInterpolants, 207058 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1338 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 232/232 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...