/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/queue_ok_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 14:26:12,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 14:26:12,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 14:26:12,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 14:26:12,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 14:26:12,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 14:26:12,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 14:26:12,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 14:26:12,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 14:26:12,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 14:26:12,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 14:26:12,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 14:26:12,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 14:26:12,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 14:26:12,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 14:26:12,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 14:26:12,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 14:26:12,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 14:26:12,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 14:26:12,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 14:26:12,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 14:26:12,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 14:26:12,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 14:26:12,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 14:26:12,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 14:26:12,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 14:26:12,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 14:26:12,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 14:26:12,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 14:26:12,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 14:26:12,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 14:26:12,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 14:26:12,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 14:26:12,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 14:26:12,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 14:26:12,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 14:26:12,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 14:26:12,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 14:26:12,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 14:26:12,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 14:26:12,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 14:26:12,473 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 [2020-04-17 14:26:12,486 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 14:26:12,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 14:26:12,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 14:26:12,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 14:26:12,488 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 14:26:12,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 14:26:12,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 14:26:12,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 14:26:12,490 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 14:26:12,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 14:26:12,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 14:26:12,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 14:26:12,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 14:26:12,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 14:26:12,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 14:26:12,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 14:26:12,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 14:26:12,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 14:26:12,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 14:26:12,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 14:26:12,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 14:26:12,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 14:26:12,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 14:26:12,493 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 14:26:12,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 14:26:12,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 14:26:12,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 14:26:12,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 14:26:12,765 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 14:26:12,765 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 14:26:12,766 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_ok_longest.i [2020-04-17 14:26:12,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912406698/d26b035e252146e7a5340f46647650b1/FLAG22f3dd79f [2020-04-17 14:26:13,375 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 14:26:13,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i [2020-04-17 14:26:13,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912406698/d26b035e252146e7a5340f46647650b1/FLAG22f3dd79f [2020-04-17 14:26:13,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912406698/d26b035e252146e7a5340f46647650b1 [2020-04-17 14:26:13,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 14:26:13,673 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 14:26:13,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 14:26:13,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 14:26:13,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 14:26:13,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 02:26:13" (1/1) ... [2020-04-17 14:26:13,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4411d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:13, skipping insertion in model container [2020-04-17 14:26:13,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 02:26:13" (1/1) ... [2020-04-17 14:26:13,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 14:26:13,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 14:26:14,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 14:26:14,293 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 14:26:14,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 14:26:14,600 INFO L208 MainTranslator]: Completed translation [2020-04-17 14:26:14,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14 WrapperNode [2020-04-17 14:26:14,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 14:26:14,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 14:26:14,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 14:26:14,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 14:26:14,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 14:26:14,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 14:26:14,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 14:26:14,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 14:26:14,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (1/1) ... [2020-04-17 14:26:14,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 14:26:14,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 14:26:14,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 14:26:14,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 14:26:14,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (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 [2020-04-17 14:26:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-04-17 14:26:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-04-17 14:26:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-04-17 14:26:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-04-17 14:26:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 14:26:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 14:26:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 14:26:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 14:26:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-17 14:26:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-17 14:26:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 14:26:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 14:26:14,837 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-17 14:26:15,482 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-17 14:26:15,482 INFO L295 CfgBuilder]: Removed 16 assume(true) statements. [2020-04-17 14:26:15,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 02:26:15 BoogieIcfgContainer [2020-04-17 14:26:15,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-17 14:26:15,488 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-17 14:26:15,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-17 14:26:15,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-17 14:26:15,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.04 02:26:13" (1/3) ... [2020-04-17 14:26:15,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@101b8421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 02:26:15, skipping insertion in model container [2020-04-17 14:26:15,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:26:14" (2/3) ... [2020-04-17 14:26:15,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@101b8421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 02:26:15, skipping insertion in model container [2020-04-17 14:26:15,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 02:26:15" (3/3) ... [2020-04-17 14:26:15,497 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_ok_longest.i [2020-04-17 14:26:15,506 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-17 14:26:15,507 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-17 14:26:15,513 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-04-17 14:26:15,513 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-17 14:26:15,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,558 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,559 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,560 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,560 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,560 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,561 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,561 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,561 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,562 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,562 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,562 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,562 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,563 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,563 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,563 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,563 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,564 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,564 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,564 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,564 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,565 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,565 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,565 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,565 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,565 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,566 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,566 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,566 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,566 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,566 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,567 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,567 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,567 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,567 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,567 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,568 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,568 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,568 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,569 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,570 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,570 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,570 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,570 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,571 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,571 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,571 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,572 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,572 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,572 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,572 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,573 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,573 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,573 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,574 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,574 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,574 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,574 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,574 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,575 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,576 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,576 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,576 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,577 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,578 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,578 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,578 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,578 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,578 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,579 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,579 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,580 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,580 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,580 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,581 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,582 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,583 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,583 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,583 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,583 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,583 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,584 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,584 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,584 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,584 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,585 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,585 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,585 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,585 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,585 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,586 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,587 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,587 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,587 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,587 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,587 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,588 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,588 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,588 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,588 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,588 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,589 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,590 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,590 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,590 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,590 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,591 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,591 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,591 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,591 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,591 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,592 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,592 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,592 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,592 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,592 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,593 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,594 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,595 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,596 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,596 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,596 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,596 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,596 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,597 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,598 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,599 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,599 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,599 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,599 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,599 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,600 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,600 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,600 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,600 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,600 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,601 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,602 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,603 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,603 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,603 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,603 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,603 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,604 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,604 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,604 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,604 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,604 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,605 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,605 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,605 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,605 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,605 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,606 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,606 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,606 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,609 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,610 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,610 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,610 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,610 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,610 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,611 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,611 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,611 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,611 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,611 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,612 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,613 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,613 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,613 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,613 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,613 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,614 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,619 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,619 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,619 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,620 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,620 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,620 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,620 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,620 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,621 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,622 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,622 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,622 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,622 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,622 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,623 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,624 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:26:15,647 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-04-17 14:26:15,666 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:26:15,667 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:26:15,667 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:26:15,667 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:26:15,667 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:26:15,667 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:26:15,667 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:26:15,667 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:26:15,685 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 196 places, 204 transitions, 430 flow [2020-04-17 14:26:15,687 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 196 places, 204 transitions, 430 flow [2020-04-17 14:26:15,770 INFO L129 PetriNetUnfolder]: 14/204 cut-off events. [2020-04-17 14:26:15,771 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 14:26:15,782 INFO L80 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 204 events. 14/204 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 365 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 139. Up to 3 conditions per place. [2020-04-17 14:26:15,793 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 196 places, 204 transitions, 430 flow [2020-04-17 14:26:15,877 INFO L129 PetriNetUnfolder]: 14/204 cut-off events. [2020-04-17 14:26:15,878 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 14:26:15,880 INFO L80 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 204 events. 14/204 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 365 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 139. Up to 3 conditions per place. [2020-04-17 14:26:15,888 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9440 [2020-04-17 14:26:15,889 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:26:19,122 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2020-04-17 14:26:19,971 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-04-17 14:26:20,126 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-04-17 14:26:21,173 WARN L192 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2020-04-17 14:26:21,432 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-04-17 14:26:22,339 WARN L192 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 147 [2020-04-17 14:26:22,689 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-04-17 14:26:22,712 INFO L206 etLargeBlockEncoding]: Checked pairs total: 17748 [2020-04-17 14:26:22,712 INFO L214 etLargeBlockEncoding]: Total number of compositions: 178 [2020-04-17 14:26:22,715 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 55 transitions, 132 flow [2020-04-17 14:26:22,753 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 716 states. [2020-04-17 14:26:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states. [2020-04-17 14:26:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-17 14:26:22,761 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:22,762 INFO L425 BasicCegarLoop]: trace histogram [1] [2020-04-17 14:26:22,763 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:22,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:22,769 INFO L82 PathProgramCache]: Analyzing trace with hash 810, now seen corresponding path program 1 times [2020-04-17 14:26:22,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:22,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929231538] [2020-04-17 14:26:22,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:22,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929231538] [2020-04-17 14:26:22,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:26:22,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-04-17 14:26:22,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140760173] [2020-04-17 14:26:22,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-17 14:26:22,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:22,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-17 14:26:22,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 14:26:22,932 INFO L87 Difference]: Start difference. First operand 716 states. Second operand 2 states. [2020-04-17 14:26:22,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:22,974 INFO L93 Difference]: Finished difference Result 715 states and 1901 transitions. [2020-04-17 14:26:22,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-17 14:26:22,976 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-04-17 14:26:22,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:22,998 INFO L225 Difference]: With dead ends: 715 [2020-04-17 14:26:22,998 INFO L226 Difference]: Without dead ends: 524 [2020-04-17 14:26:22,999 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 14:26:23,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-04-17 14:26:23,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 524. [2020-04-17 14:26:23,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-04-17 14:26:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1400 transitions. [2020-04-17 14:26:23,092 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1400 transitions. Word has length 1 [2020-04-17 14:26:23,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:23,092 INFO L479 AbstractCegarLoop]: Abstraction has 524 states and 1400 transitions. [2020-04-17 14:26:23,092 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-17 14:26:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1400 transitions. [2020-04-17 14:26:23,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 14:26:23,102 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:23,103 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:23,103 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:23,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:23,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1385599744, now seen corresponding path program 1 times [2020-04-17 14:26:23,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:23,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112242322] [2020-04-17 14:26:23,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:23,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112242322] [2020-04-17 14:26:23,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:26:23,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 14:26:23,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94975652] [2020-04-17 14:26:23,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:26:23,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:23,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:26:23,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,284 INFO L87 Difference]: Start difference. First operand 524 states and 1400 transitions. Second operand 3 states. [2020-04-17 14:26:23,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:23,295 INFO L93 Difference]: Finished difference Result 236 states and 509 transitions. [2020-04-17 14:26:23,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:26:23,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-04-17 14:26:23,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:23,297 INFO L225 Difference]: With dead ends: 236 [2020-04-17 14:26:23,297 INFO L226 Difference]: Without dead ends: 212 [2020-04-17 14:26:23,298 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-04-17 14:26:23,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-04-17 14:26:23,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-04-17 14:26:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 464 transitions. [2020-04-17 14:26:23,316 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 464 transitions. Word has length 15 [2020-04-17 14:26:23,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:23,317 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 464 transitions. [2020-04-17 14:26:23,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:26:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 464 transitions. [2020-04-17 14:26:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-04-17 14:26:23,318 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:23,318 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:23,318 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:23,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:23,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1061498615, now seen corresponding path program 1 times [2020-04-17 14:26:23,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:23,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605489794] [2020-04-17 14:26:23,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:23,416 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605489794] [2020-04-17 14:26:23,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:26:23,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 14:26:23,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995932116] [2020-04-17 14:26:23,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:26:23,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:23,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:26:23,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,418 INFO L87 Difference]: Start difference. First operand 212 states and 464 transitions. Second operand 3 states. [2020-04-17 14:26:23,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:23,449 INFO L93 Difference]: Finished difference Result 272 states and 590 transitions. [2020-04-17 14:26:23,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:26:23,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-04-17 14:26:23,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:23,452 INFO L225 Difference]: With dead ends: 272 [2020-04-17 14:26:23,452 INFO L226 Difference]: Without dead ends: 272 [2020-04-17 14:26:23,453 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-04-17 14:26:23,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 218. [2020-04-17 14:26:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-04-17 14:26:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 476 transitions. [2020-04-17 14:26:23,466 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 476 transitions. Word has length 19 [2020-04-17 14:26:23,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:23,467 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 476 transitions. [2020-04-17 14:26:23,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:26:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 476 transitions. [2020-04-17 14:26:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-04-17 14:26:23,468 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:23,468 INFO L425 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] [2020-04-17 14:26:23,469 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:23,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:23,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1197878433, now seen corresponding path program 1 times [2020-04-17 14:26:23,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:23,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175222958] [2020-04-17 14:26:23,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:23,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175222958] [2020-04-17 14:26:23,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:26:23,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 14:26:23,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372266941] [2020-04-17 14:26:23,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:26:23,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:23,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:26:23,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,593 INFO L87 Difference]: Start difference. First operand 218 states and 476 transitions. Second operand 3 states. [2020-04-17 14:26:23,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:23,610 INFO L93 Difference]: Finished difference Result 166 states and 334 transitions. [2020-04-17 14:26:23,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:26:23,610 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-04-17 14:26:23,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:23,612 INFO L225 Difference]: With dead ends: 166 [2020-04-17 14:26:23,612 INFO L226 Difference]: Without dead ends: 164 [2020-04-17 14:26:23,612 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:26:23,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-04-17 14:26:23,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-04-17 14:26:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-04-17 14:26:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 331 transitions. [2020-04-17 14:26:23,619 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 331 transitions. Word has length 26 [2020-04-17 14:26:23,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:23,619 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 331 transitions. [2020-04-17 14:26:23,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:26:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2020-04-17 14:26:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-04-17 14:26:23,620 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:23,620 INFO L425 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] [2020-04-17 14:26:23,621 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:23,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:23,621 INFO L82 PathProgramCache]: Analyzing trace with hash -969107883, now seen corresponding path program 1 times [2020-04-17 14:26:23,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:23,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121590165] [2020-04-17 14:26:23,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:23,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121590165] [2020-04-17 14:26:23,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746224488] [2020-04-17 14:26:23,674 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 [2020-04-17 14:26:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:23,785 INFO L264 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2020-04-17 14:26:23,792 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:23,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:23,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-04-17 14:26:23,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246662436] [2020-04-17 14:26:23,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-04-17 14:26:23,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:23,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-17 14:26:23,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-04-17 14:26:23,837 INFO L87 Difference]: Start difference. First operand 164 states and 331 transitions. Second operand 5 states. [2020-04-17 14:26:23,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:23,895 INFO L93 Difference]: Finished difference Result 240 states and 472 transitions. [2020-04-17 14:26:23,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-04-17 14:26:23,898 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-04-17 14:26:23,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:23,901 INFO L225 Difference]: With dead ends: 240 [2020-04-17 14:26:23,901 INFO L226 Difference]: Without dead ends: 240 [2020-04-17 14:26:23,901 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-04-17 14:26:23,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-04-17 14:26:23,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 204. [2020-04-17 14:26:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-04-17 14:26:23,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 405 transitions. [2020-04-17 14:26:23,915 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 405 transitions. Word has length 27 [2020-04-17 14:26:23,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:23,916 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 405 transitions. [2020-04-17 14:26:23,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-04-17 14:26:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2020-04-17 14:26:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-04-17 14:26:23,917 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:23,919 INFO L425 BasicCegarLoop]: trace histogram [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] [2020-04-17 14:26:24,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:24,126 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:24,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:24,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1561383711, now seen corresponding path program 2 times [2020-04-17 14:26:24,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:24,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528670033] [2020-04-17 14:26:24,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:24,203 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528670033] [2020-04-17 14:26:24,203 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614869923] [2020-04-17 14:26:24,203 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 [2020-04-17 14:26:24,335 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-04-17 14:26:24,335 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:24,337 INFO L264 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjunts are in the unsatisfiable core [2020-04-17 14:26:24,339 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:24,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:24,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-04-17 14:26:24,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109979769] [2020-04-17 14:26:24,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-17 14:26:24,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:24,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-17 14:26:24,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-04-17 14:26:24,363 INFO L87 Difference]: Start difference. First operand 204 states and 405 transitions. Second operand 6 states. [2020-04-17 14:26:24,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:24,404 INFO L93 Difference]: Finished difference Result 280 states and 546 transitions. [2020-04-17 14:26:24,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-04-17 14:26:24,407 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-04-17 14:26:24,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:24,409 INFO L225 Difference]: With dead ends: 280 [2020-04-17 14:26:24,409 INFO L226 Difference]: Without dead ends: 280 [2020-04-17 14:26:24,410 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-04-17 14:26:24,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-04-17 14:26:24,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2020-04-17 14:26:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-04-17 14:26:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 479 transitions. [2020-04-17 14:26:24,424 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 479 transitions. Word has length 34 [2020-04-17 14:26:24,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:24,424 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 479 transitions. [2020-04-17 14:26:24,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-17 14:26:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 479 transitions. [2020-04-17 14:26:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-04-17 14:26:24,426 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:24,426 INFO L425 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:24,637 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:24,637 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:24,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:24,638 INFO L82 PathProgramCache]: Analyzing trace with hash -303137003, now seen corresponding path program 3 times [2020-04-17 14:26:24,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:24,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242315088] [2020-04-17 14:26:24,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:24,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242315088] [2020-04-17 14:26:24,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484912607] [2020-04-17 14:26:24,758 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 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 [2020-04-17 14:26:25,257 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-04-17 14:26:25,258 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:25,260 INFO L264 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2020-04-17 14:26:25,262 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:25,289 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:25,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:25,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-04-17 14:26:25,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649168484] [2020-04-17 14:26:25,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 14:26:25,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:25,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 14:26:25,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-04-17 14:26:25,295 INFO L87 Difference]: Start difference. First operand 244 states and 479 transitions. Second operand 7 states. [2020-04-17 14:26:25,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:25,351 INFO L93 Difference]: Finished difference Result 320 states and 620 transitions. [2020-04-17 14:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 14:26:25,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-04-17 14:26:25,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:25,354 INFO L225 Difference]: With dead ends: 320 [2020-04-17 14:26:25,354 INFO L226 Difference]: Without dead ends: 320 [2020-04-17 14:26:25,355 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-04-17 14:26:25,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-04-17 14:26:25,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 284. [2020-04-17 14:26:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-04-17 14:26:25,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 553 transitions. [2020-04-17 14:26:25,363 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 553 transitions. Word has length 41 [2020-04-17 14:26:25,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:25,364 INFO L479 AbstractCegarLoop]: Abstraction has 284 states and 553 transitions. [2020-04-17 14:26:25,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 14:26:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 553 transitions. [2020-04-17 14:26:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-04-17 14:26:25,365 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:25,365 INFO L425 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:25,570 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:25,571 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:25,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:25,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1439404639, now seen corresponding path program 4 times [2020-04-17 14:26:25,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:25,572 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478000239] [2020-04-17 14:26:25,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:25,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478000239] [2020-04-17 14:26:25,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70402541] [2020-04-17 14:26:25,671 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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 [2020-04-17 14:26:25,786 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-04-17 14:26:25,787 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:25,788 INFO L264 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2020-04-17 14:26:25,790 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:25,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:25,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-04-17 14:26:25,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883989315] [2020-04-17 14:26:25,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-17 14:26:25,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:25,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-17 14:26:25,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-04-17 14:26:25,806 INFO L87 Difference]: Start difference. First operand 284 states and 553 transitions. Second operand 8 states. [2020-04-17 14:26:25,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:25,873 INFO L93 Difference]: Finished difference Result 360 states and 694 transitions. [2020-04-17 14:26:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-17 14:26:25,873 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 48 [2020-04-17 14:26:25,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:25,876 INFO L225 Difference]: With dead ends: 360 [2020-04-17 14:26:25,876 INFO L226 Difference]: Without dead ends: 360 [2020-04-17 14:26:25,876 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-04-17 14:26:25,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-04-17 14:26:25,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 324. [2020-04-17 14:26:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-04-17 14:26:25,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 627 transitions. [2020-04-17 14:26:25,886 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 627 transitions. Word has length 48 [2020-04-17 14:26:25,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:25,887 INFO L479 AbstractCegarLoop]: Abstraction has 324 states and 627 transitions. [2020-04-17 14:26:25,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-17 14:26:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 627 transitions. [2020-04-17 14:26:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-04-17 14:26:25,888 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:25,888 INFO L425 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:26,092 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:26,093 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:26,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:26,093 INFO L82 PathProgramCache]: Analyzing trace with hash -2001070123, now seen corresponding path program 5 times [2020-04-17 14:26:26,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:26,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166345460] [2020-04-17 14:26:26,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:26,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166345460] [2020-04-17 14:26:26,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000636805] [2020-04-17 14:26:26,189 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:26,412 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-04-17 14:26:26,412 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:26,415 INFO L264 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 41 conjunts are in the unsatisfiable core [2020-04-17 14:26:26,418 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:26,481 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-04-17 14:26:26,481 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,487 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,487 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,488 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-04-17 14:26:26,531 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,531 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 62 [2020-04-17 14:26:26,532 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,561 INFO L619 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-04-17 14:26:26,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:26,569 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:26,570 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:34 [2020-04-17 14:26:26,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:26,648 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:26,650 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:26,671 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,671 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:26:26,672 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,699 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,700 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 54 [2020-04-17 14:26:26,701 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:26,701 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,794 INFO L619 ElimStorePlain]: treesize reduction 49, result has 65.2 percent of original size [2020-04-17 14:26:26,795 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:26,796 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:48 [2020-04-17 14:26:26,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:26,853 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:26,860 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:26,860 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,869 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:26:26,870 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,900 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,901 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:26,901 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-04-17 14:26:26,970 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:26:26,971 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,981 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:26,981 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:26,981 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-04-17 14:26:27,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:27,024 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:27,025 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,034 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:27,035 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-17 14:26:27,036 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:19 [2020-04-17 14:26:27,137 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:27,138 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 99 [2020-04-17 14:26:27,139 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,166 INFO L619 ElimStorePlain]: treesize reduction 69, result has 28.1 percent of original size [2020-04-17 14:26:27,166 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,167 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2020-04-17 14:26:27,202 INFO L343 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-04-17 14:26:27,203 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:27,203 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,210 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:27,210 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,210 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2020-04-17 14:26:27,217 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-04-17 14:26:27,217 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,219 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:27,219 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:27,219 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:1 [2020-04-17 14:26:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 63 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-04-17 14:26:27,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:27,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2020-04-17 14:26:27,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632328677] [2020-04-17 14:26:27,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-04-17 14:26:27,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:27,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-17 14:26:27,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-04-17 14:26:27,231 INFO L87 Difference]: Start difference. First operand 324 states and 627 transitions. Second operand 17 states. [2020-04-17 14:26:30,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:30,136 INFO L93 Difference]: Finished difference Result 990 states and 1887 transitions. [2020-04-17 14:26:30,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-04-17 14:26:30,139 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 55 [2020-04-17 14:26:30,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:30,145 INFO L225 Difference]: With dead ends: 990 [2020-04-17 14:26:30,145 INFO L226 Difference]: Without dead ends: 990 [2020-04-17 14:26:30,147 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=738, Invalid=2342, Unknown=0, NotChecked=0, Total=3080 [2020-04-17 14:26:30,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2020-04-17 14:26:30,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 640. [2020-04-17 14:26:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-04-17 14:26:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1212 transitions. [2020-04-17 14:26:30,164 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1212 transitions. Word has length 55 [2020-04-17 14:26:30,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:30,165 INFO L479 AbstractCegarLoop]: Abstraction has 640 states and 1212 transitions. [2020-04-17 14:26:30,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-04-17 14:26:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1212 transitions. [2020-04-17 14:26:30,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-04-17 14:26:30,167 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:30,167 INFO L425 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:30,371 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:30,374 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:30,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:30,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1721466975, now seen corresponding path program 1 times [2020-04-17 14:26:30,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:30,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073114175] [2020-04-17 14:26:30,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:30,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073114175] [2020-04-17 14:26:30,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347342301] [2020-04-17 14:26:30,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:30,660 INFO L264 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 8 conjunts are in the unsatisfiable core [2020-04-17 14:26:30,663 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:30,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:30,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-04-17 14:26:30,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222434106] [2020-04-17 14:26:30,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-04-17 14:26:30,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:30,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-17 14:26:30,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-04-17 14:26:30,689 INFO L87 Difference]: Start difference. First operand 640 states and 1212 transitions. Second operand 10 states. [2020-04-17 14:26:30,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:30,765 INFO L93 Difference]: Finished difference Result 828 states and 1557 transitions. [2020-04-17 14:26:30,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-04-17 14:26:30,766 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-04-17 14:26:30,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:30,771 INFO L225 Difference]: With dead ends: 828 [2020-04-17 14:26:30,771 INFO L226 Difference]: Without dead ends: 828 [2020-04-17 14:26:30,772 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-04-17 14:26:30,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2020-04-17 14:26:30,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 740. [2020-04-17 14:26:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-04-17 14:26:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1395 transitions. [2020-04-17 14:26:30,796 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1395 transitions. Word has length 64 [2020-04-17 14:26:30,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:30,796 INFO L479 AbstractCegarLoop]: Abstraction has 740 states and 1395 transitions. [2020-04-17 14:26:30,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-04-17 14:26:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1395 transitions. [2020-04-17 14:26:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-04-17 14:26:30,798 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:30,799 INFO L425 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:31,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:31,004 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:31,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:31,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1068182613, now seen corresponding path program 2 times [2020-04-17 14:26:31,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:31,005 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447712592] [2020-04-17 14:26:31,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:31,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447712592] [2020-04-17 14:26:31,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055995572] [2020-04-17 14:26:31,123 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:31,281 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-04-17 14:26:31,281 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:31,282 INFO L264 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 9 conjunts are in the unsatisfiable core [2020-04-17 14:26:31,284 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:31,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:31,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-04-17 14:26:31,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274304716] [2020-04-17 14:26:31,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 14:26:31,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:31,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 14:26:31,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-04-17 14:26:31,298 INFO L87 Difference]: Start difference. First operand 740 states and 1395 transitions. Second operand 11 states. [2020-04-17 14:26:31,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:31,388 INFO L93 Difference]: Finished difference Result 928 states and 1740 transitions. [2020-04-17 14:26:31,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-04-17 14:26:31,389 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2020-04-17 14:26:31,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:31,394 INFO L225 Difference]: With dead ends: 928 [2020-04-17 14:26:31,394 INFO L226 Difference]: Without dead ends: 928 [2020-04-17 14:26:31,395 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-04-17 14:26:31,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2020-04-17 14:26:31,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 840. [2020-04-17 14:26:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 840 states. [2020-04-17 14:26:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 1578 transitions. [2020-04-17 14:26:31,423 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 1578 transitions. Word has length 71 [2020-04-17 14:26:31,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:31,424 INFO L479 AbstractCegarLoop]: Abstraction has 840 states and 1578 transitions. [2020-04-17 14:26:31,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 14:26:31,424 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1578 transitions. [2020-04-17 14:26:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-04-17 14:26:31,426 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:31,426 INFO L425 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:31,631 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:31,632 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:31,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:31,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1341473003, now seen corresponding path program 3 times [2020-04-17 14:26:31,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:31,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893006348] [2020-04-17 14:26:31,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:31,762 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893006348] [2020-04-17 14:26:31,762 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322917047] [2020-04-17 14:26:31,763 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:33,184 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-04-17 14:26:33,184 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:33,187 INFO L264 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 59 conjunts are in the unsatisfiable core [2020-04-17 14:26:33,191 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:33,206 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 181 [2020-04-17 14:26:33,207 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,256 INFO L619 ElimStorePlain]: treesize reduction 130, result has 13.3 percent of original size [2020-04-17 14:26:33,256 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,256 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:24, output treesize:8 [2020-04-17 14:26:33,301 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-04-17 14:26:33,301 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,305 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,306 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,306 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2020-04-17 14:26:33,338 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:33,339 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,347 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,348 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,348 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:17 [2020-04-17 14:26:33,387 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:33,402 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,402 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:26:33,403 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,435 INFO L619 ElimStorePlain]: treesize reduction 30, result has 55.2 percent of original size [2020-04-17 14:26:33,437 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,437 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:47, output treesize:23 [2020-04-17 14:26:33,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:33,469 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:33,470 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,482 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,482 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,482 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2020-04-17 14:26:33,514 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:26:33,515 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,521 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,522 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,522 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:17 [2020-04-17 14:26:33,550 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:33,551 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,559 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,559 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,559 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:32, output treesize:13 [2020-04-17 14:26:33,609 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:33,622 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,622 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:26:33,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:33,625 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,646 INFO L619 ElimStorePlain]: treesize reduction 26, result has 58.1 percent of original size [2020-04-17 14:26:33,647 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,647 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2020-04-17 14:26:33,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:33,674 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:33,675 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,686 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,687 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,687 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2020-04-17 14:26:33,692 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-04-17 14:26:33,692 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,693 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:33,693 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:33,693 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:1 [2020-04-17 14:26:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 78 proven. 35 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-04-17 14:26:33,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:33,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2020-04-17 14:26:33,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086939198] [2020-04-17 14:26:33,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-04-17 14:26:33,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:33,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-04-17 14:26:33,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2020-04-17 14:26:33,708 INFO L87 Difference]: Start difference. First operand 840 states and 1578 transitions. Second operand 21 states. [2020-04-17 14:26:36,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:36,475 INFO L93 Difference]: Finished difference Result 1310 states and 2402 transitions. [2020-04-17 14:26:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-04-17 14:26:36,475 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 79 [2020-04-17 14:26:36,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:36,482 INFO L225 Difference]: With dead ends: 1310 [2020-04-17 14:26:36,483 INFO L226 Difference]: Without dead ends: 1310 [2020-04-17 14:26:36,486 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1975 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1527, Invalid=4173, Unknown=0, NotChecked=0, Total=5700 [2020-04-17 14:26:36,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2020-04-17 14:26:36,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 885. [2020-04-17 14:26:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-04-17 14:26:36,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1627 transitions. [2020-04-17 14:26:36,507 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1627 transitions. Word has length 79 [2020-04-17 14:26:36,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:36,509 INFO L479 AbstractCegarLoop]: Abstraction has 885 states and 1627 transitions. [2020-04-17 14:26:36,509 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-04-17 14:26:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1627 transitions. [2020-04-17 14:26:36,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-04-17 14:26:36,511 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:36,512 INFO L425 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:36,717 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:36,718 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:36,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:36,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1687151893, now seen corresponding path program 4 times [2020-04-17 14:26:36,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:36,719 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68151927] [2020-04-17 14:26:36,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:36,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68151927] [2020-04-17 14:26:36,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779548218] [2020-04-17 14:26:36,872 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:38,265 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-04-17 14:26:38,265 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:38,268 INFO L264 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 11 conjunts are in the unsatisfiable core [2020-04-17 14:26:38,271 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:38,298 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:38,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:38,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2020-04-17 14:26:38,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704517610] [2020-04-17 14:26:38,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-17 14:26:38,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:38,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-17 14:26:38,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-04-17 14:26:38,300 INFO L87 Difference]: Start difference. First operand 885 states and 1627 transitions. Second operand 13 states. [2020-04-17 14:26:38,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:26:38,379 INFO L93 Difference]: Finished difference Result 1057 states and 1936 transitions. [2020-04-17 14:26:38,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-04-17 14:26:38,379 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 89 [2020-04-17 14:26:38,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:26:38,384 INFO L225 Difference]: With dead ends: 1057 [2020-04-17 14:26:38,384 INFO L226 Difference]: Without dead ends: 1057 [2020-04-17 14:26:38,384 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-04-17 14:26:38,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2020-04-17 14:26:38,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 977. [2020-04-17 14:26:38,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-04-17 14:26:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1792 transitions. [2020-04-17 14:26:38,407 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1792 transitions. Word has length 89 [2020-04-17 14:26:38,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:26:38,407 INFO L479 AbstractCegarLoop]: Abstraction has 977 states and 1792 transitions. [2020-04-17 14:26:38,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-17 14:26:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1792 transitions. [2020-04-17 14:26:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-04-17 14:26:38,412 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:26:38,412 INFO L425 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:26:38,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:38,618 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:26:38,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:26:38,618 INFO L82 PathProgramCache]: Analyzing trace with hash 792310527, now seen corresponding path program 5 times [2020-04-17 14:26:38,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:26:38,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190374734] [2020-04-17 14:26:38,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:26:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:26:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:26:38,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190374734] [2020-04-17 14:26:38,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613506434] [2020-04-17 14:26:38,786 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:26:39,759 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2020-04-17 14:26:39,760 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:26:39,764 INFO L264 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 124 conjunts are in the unsatisfiable core [2020-04-17 14:26:39,767 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:26:39,787 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-04-17 14:26:39,787 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:39,789 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:39,789 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:39,789 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-04-17 14:26:39,826 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:39,826 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 62 [2020-04-17 14:26:39,827 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:39,861 INFO L619 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-04-17 14:26:39,862 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:39,863 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:39,863 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:34 [2020-04-17 14:26:39,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:39,945 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:39,946 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 54 [2020-04-17 14:26:39,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:39,947 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:39,951 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:39,968 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:39,969 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:26:39,969 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,059 INFO L619 ElimStorePlain]: treesize reduction 49, result has 65.2 percent of original size [2020-04-17 14:26:40,060 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,060 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:48 [2020-04-17 14:26:40,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,108 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:26:40,109 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:40,118 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:40,118 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,148 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,149 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,149 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-04-17 14:26:40,252 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,260 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:26:40,261 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,300 INFO L619 ElimStorePlain]: treesize reduction 10, result has 87.0 percent of original size [2020-04-17 14:26:40,305 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:26:40,305 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,319 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,320 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,320 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:45 [2020-04-17 14:26:40,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,384 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,384 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 62 [2020-04-17 14:26:40,385 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:40,396 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:26:40,397 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,474 INFO L619 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-04-17 14:26:40,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,476 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:26:40,476 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:69 [2020-04-17 14:26:40,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,591 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,592 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:26:40,592 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,593 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,598 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:40,614 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,615 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:26:40,616 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,691 INFO L619 ElimStorePlain]: treesize reduction 53, result has 61.3 percent of original size [2020-04-17 14:26:40,692 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,692 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-04-17 14:26:40,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:40,754 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:40,754 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,758 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:26:40,759 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:40,790 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:40,791 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:40,791 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-04-17 14:26:40,955 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:40,963 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:26:40,964 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,006 INFO L619 ElimStorePlain]: treesize reduction 10, result has 87.0 percent of original size [2020-04-17 14:26:41,010 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:26:41,011 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,024 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,025 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:41,025 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:45 [2020-04-17 14:26:41,062 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,095 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,095 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 62 [2020-04-17 14:26:41,096 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:41,104 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:26:41,105 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,177 INFO L619 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-04-17 14:26:41,178 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,180 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:26:41,180 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:69 [2020-04-17 14:26:41,280 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,305 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,305 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:26:41,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,308 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:26:41,332 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:41,345 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,345 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:26:41,346 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,424 INFO L619 ElimStorePlain]: treesize reduction 67, result has 55.6 percent of original size [2020-04-17 14:26:41,425 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:41,425 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-04-17 14:26:41,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:26:41,488 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:26:41,488 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:41,502 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:41,502 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,533 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,534 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:26:41,534 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-04-17 14:26:41,620 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:26:41,621 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,630 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,631 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,631 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-04-17 14:26:41,688 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:41,688 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:41,689 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,703 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,703 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,703 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-04-17 14:26:41,798 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:41,810 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,811 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:26:41,812 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,855 INFO L619 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-04-17 14:26:41,855 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,856 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-04-17 14:26:41,913 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:41,914 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:41,914 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,932 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:41,932 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:41,933 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-04-17 14:26:41,998 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:26:41,998 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,013 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,013 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,014 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2020-04-17 14:26:42,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:42,065 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:42,065 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,078 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,079 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,079 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-04-17 14:26:42,200 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:26:42,212 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,212 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:26:42,213 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,256 INFO L619 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-04-17 14:26:42,256 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,256 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-04-17 14:26:42,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:42,318 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:42,318 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,335 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,336 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,336 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-04-17 14:26:42,408 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:26:42,409 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,418 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,418 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,418 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2020-04-17 14:26:42,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:26:42,467 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:42,468 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,479 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,480 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-17 14:26:42,480 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:19 [2020-04-17 14:26:42,570 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,570 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:26:42,571 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,612 INFO L619 ElimStorePlain]: treesize reduction 26, result has 42.2 percent of original size [2020-04-17 14:26:42,613 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,613 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:9 [2020-04-17 14:26:42,658 INFO L343 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-04-17 14:26:42,659 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:26:42,659 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,664 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:26:42,664 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:26:42,664 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2020-04-17 14:26:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 224 proven. 58 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-04-17 14:26:42,704 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:26:42,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 34] total 45 [2020-04-17 14:26:42,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550701457] [2020-04-17 14:26:42,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 45 states [2020-04-17 14:26:42,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:26:42,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2020-04-17 14:26:42,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=1673, Unknown=0, NotChecked=0, Total=1980 [2020-04-17 14:26:42,706 INFO L87 Difference]: Start difference. First operand 977 states and 1792 transitions. Second operand 45 states. [2020-04-17 14:26:50,196 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:26:52,064 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-04-17 14:26:53,724 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:26:54,635 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2020-04-17 14:26:55,852 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-04-17 14:26:56,650 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:26:58,649 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-04-17 14:27:00,617 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:27:02,286 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-04-17 14:27:03,986 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:27:06,379 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-04-17 14:27:08,770 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 43 [2020-04-17 14:27:10,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:27:10,375 INFO L93 Difference]: Finished difference Result 3865 states and 7080 transitions. [2020-04-17 14:27:10,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 295 states. [2020-04-17 14:27:10,376 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 96 [2020-04-17 14:27:10,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:27:10,392 INFO L225 Difference]: With dead ends: 3865 [2020-04-17 14:27:10,392 INFO L226 Difference]: Without dead ends: 3865 [2020-04-17 14:27:10,406 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 308 SyntacticMatches, 1 SemanticMatches, 319 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47490 ImplicationChecksByTransitivity, 23.2s TimeCoverageRelationStatistics Valid=13424, Invalid=89296, Unknown=0, NotChecked=0, Total=102720 [2020-04-17 14:27:10,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2020-04-17 14:27:10,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 2508. [2020-04-17 14:27:10,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2508 states. [2020-04-17 14:27:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2508 states and 4508 transitions. [2020-04-17 14:27:10,473 INFO L78 Accepts]: Start accepts. Automaton has 2508 states and 4508 transitions. Word has length 96 [2020-04-17 14:27:10,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:27:10,473 INFO L479 AbstractCegarLoop]: Abstraction has 2508 states and 4508 transitions. [2020-04-17 14:27:10,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 45 states. [2020-04-17 14:27:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 4508 transitions. [2020-04-17 14:27:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-04-17 14:27:10,478 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:27:10,478 INFO L425 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 7, 7, 7, 7, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:27:10,683 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:10,684 INFO L427 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:27:10,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:27:10,684 INFO L82 PathProgramCache]: Analyzing trace with hash 966457919, now seen corresponding path program 6 times [2020-04-17 14:27:10,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:27:10,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697516636] [2020-04-17 14:27:10,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:27:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:27:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:10,901 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697516636] [2020-04-17 14:27:10,901 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509330861] [2020-04-17 14:27:10,902 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:28,965 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2020-04-17 14:27:28,965 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:27:28,978 INFO L264 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 107 conjunts are in the unsatisfiable core [2020-04-17 14:27:28,982 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:27:29,002 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,003 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 427 treesize of output 437 [2020-04-17 14:27:29,003 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,005 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,005 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,006 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,008 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,008 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,008 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,009 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,012 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,013 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,013 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,015 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,015 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,016 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,017 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,018 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,020 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,020 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,024 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,024 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,024 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,027 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,027 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,029 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,030 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,030 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,032 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,032 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,033 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,035 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,036 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,036 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,037 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,037 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,038 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,040 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,042 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,042 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,048 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,058 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,065 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,065 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,069 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,069 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,070 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,074 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,074 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,075 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,075 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,076 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,081 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,086 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,086 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,087 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,089 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,095 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,095 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,096 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,097 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,098 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,098 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,099 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,099 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,100 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,103 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,103 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,104 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,106 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,107 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,107 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,108 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,108 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,110 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,110 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,111 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,111 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,114 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,117 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,117 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,117 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:27:29,126 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,630 WARN L192 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 38 [2020-04-17 14:27:29,630 INFO L619 ElimStorePlain]: treesize reduction 9859, result has 0.5 percent of original size [2020-04-17 14:27:29,631 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,631 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:64, output treesize:19 [2020-04-17 14:27:29,697 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-04-17 14:27:29,698 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,709 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,710 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,710 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:28 [2020-04-17 14:27:29,740 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:29,741 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,754 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,755 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,755 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:43, output treesize:28 [2020-04-17 14:27:29,798 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:29,810 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,810 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:27:29,811 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,857 INFO L619 ElimStorePlain]: treesize reduction 30, result has 61.5 percent of original size [2020-04-17 14:27:29,857 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,857 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:58, output treesize:34 [2020-04-17 14:27:29,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:29,899 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:29,900 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,917 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,918 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,918 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2020-04-17 14:27:29,975 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:27:29,976 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,987 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:29,987 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:29,987 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:28 [2020-04-17 14:27:30,020 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:27:30,020 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:30,034 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:30,035 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:30,035 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:28 [2020-04-17 14:27:30,084 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:30,085 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2020-04-17 14:27:30,085 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:30,109 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:30,110 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-04-17 14:27:30,110 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:60, output treesize:50 [2020-04-17 14:27:30,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:30,163 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2020-04-17 14:27:30,164 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:30,191 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:30,192 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-04-17 14:27:30,192 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:57, output treesize:53 [2020-04-17 14:27:30,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:30,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:30,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:30,245 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2020-04-17 14:27:30,246 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:30,270 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:30,271 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-04-17 14:27:30,271 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:68, output treesize:53 [2020-04-17 14:27:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 112 proven. 105 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-04-17 14:27:30,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:27:30,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 25 [2020-04-17 14:27:30,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567904447] [2020-04-17 14:27:30,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-04-17 14:27:30,318 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:27:30,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-04-17 14:27:30,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2020-04-17 14:27:30,319 INFO L87 Difference]: Start difference. First operand 2508 states and 4508 transitions. Second operand 25 states. [2020-04-17 14:27:37,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:27:37,311 INFO L93 Difference]: Finished difference Result 3789 states and 6762 transitions. [2020-04-17 14:27:37,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2020-04-17 14:27:37,312 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 104 [2020-04-17 14:27:37,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:27:37,326 INFO L225 Difference]: With dead ends: 3789 [2020-04-17 14:27:37,326 INFO L226 Difference]: Without dead ends: 3789 [2020-04-17 14:27:37,331 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 92 SyntacticMatches, 2 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5899 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=2810, Invalid=12196, Unknown=0, NotChecked=0, Total=15006 [2020-04-17 14:27:37,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3789 states. [2020-04-17 14:27:37,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3789 to 2812. [2020-04-17 14:27:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2812 states. [2020-04-17 14:27:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5047 transitions. [2020-04-17 14:27:37,402 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5047 transitions. Word has length 104 [2020-04-17 14:27:37,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:27:37,403 INFO L479 AbstractCegarLoop]: Abstraction has 2812 states and 5047 transitions. [2020-04-17 14:27:37,403 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-04-17 14:27:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5047 transitions. [2020-04-17 14:27:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-04-17 14:27:37,409 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:27:37,409 INFO L425 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 8, 8, 8, 8, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:27:37,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:37,620 INFO L427 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:27:37,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:27:37,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1299600921, now seen corresponding path program 7 times [2020-04-17 14:27:37,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:27:37,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339776381] [2020-04-17 14:27:37,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:27:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:27:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:37,862 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339776381] [2020-04-17 14:27:37,862 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469927514] [2020-04-17 14:27:37,862 INFO L92 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:27:38,030 INFO L264 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 14 conjunts are in the unsatisfiable core [2020-04-17 14:27:38,033 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:27:38,055 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 438 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:38,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:27:38,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2020-04-17 14:27:38,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118172045] [2020-04-17 14:27:38,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-17 14:27:38,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:27:38,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-17 14:27:38,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-04-17 14:27:38,057 INFO L87 Difference]: Start difference. First operand 2812 states and 5047 transitions. Second operand 16 states. [2020-04-17 14:27:38,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:27:38,164 INFO L93 Difference]: Finished difference Result 3405 states and 6103 transitions. [2020-04-17 14:27:38,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-04-17 14:27:38,165 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 112 [2020-04-17 14:27:38,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:27:38,175 INFO L225 Difference]: With dead ends: 3405 [2020-04-17 14:27:38,175 INFO L226 Difference]: Without dead ends: 3405 [2020-04-17 14:27:38,176 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-04-17 14:27:38,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3405 states. [2020-04-17 14:27:38,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3405 to 3128. [2020-04-17 14:27:38,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3128 states. [2020-04-17 14:27:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 3128 states and 5609 transitions. [2020-04-17 14:27:38,246 INFO L78 Accepts]: Start accepts. Automaton has 3128 states and 5609 transitions. Word has length 112 [2020-04-17 14:27:38,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:27:38,246 INFO L479 AbstractCegarLoop]: Abstraction has 3128 states and 5609 transitions. [2020-04-17 14:27:38,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-17 14:27:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 5609 transitions. [2020-04-17 14:27:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-04-17 14:27:38,253 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:27:38,253 INFO L425 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:27:38,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:38,465 INFO L427 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:27:38,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:27:38,466 INFO L82 PathProgramCache]: Analyzing trace with hash 501814687, now seen corresponding path program 8 times [2020-04-17 14:27:38,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:27:38,466 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87903495] [2020-04-17 14:27:38,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:27:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:27:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 523 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:38,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87903495] [2020-04-17 14:27:38,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192502185] [2020-04-17 14:27:38,696 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:38,908 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-04-17 14:27:38,908 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:27:38,910 INFO L264 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 15 conjunts are in the unsatisfiable core [2020-04-17 14:27:38,913 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:27:38,938 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 523 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:38,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:27:38,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2020-04-17 14:27:38,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194967650] [2020-04-17 14:27:38,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-04-17 14:27:38,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:27:38,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-17 14:27:38,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2020-04-17 14:27:38,941 INFO L87 Difference]: Start difference. First operand 3128 states and 5609 transitions. Second operand 17 states. [2020-04-17 14:27:39,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:27:39,056 INFO L93 Difference]: Finished difference Result 3721 states and 6665 transitions. [2020-04-17 14:27:39,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-04-17 14:27:39,056 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 120 [2020-04-17 14:27:39,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:27:39,089 INFO L225 Difference]: With dead ends: 3721 [2020-04-17 14:27:39,089 INFO L226 Difference]: Without dead ends: 3721 [2020-04-17 14:27:39,089 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2020-04-17 14:27:39,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3721 states. [2020-04-17 14:27:39,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3721 to 3444. [2020-04-17 14:27:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3444 states. [2020-04-17 14:27:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 3444 states and 6171 transitions. [2020-04-17 14:27:39,174 INFO L78 Accepts]: Start accepts. Automaton has 3444 states and 6171 transitions. Word has length 120 [2020-04-17 14:27:39,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:27:39,174 INFO L479 AbstractCegarLoop]: Abstraction has 3444 states and 6171 transitions. [2020-04-17 14:27:39,174 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-04-17 14:27:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 6171 transitions. [2020-04-17 14:27:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-04-17 14:27:39,184 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:27:39,184 INFO L425 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 10, 10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:27:39,388 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:39,388 INFO L427 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:27:39,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:27:39,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1527895713, now seen corresponding path program 9 times [2020-04-17 14:27:39,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:27:39,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416415452] [2020-04-17 14:27:39,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:27:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:27:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:27:39,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416415452] [2020-04-17 14:27:39,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942784847] [2020-04-17 14:27:39,672 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:27:49,810 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2020-04-17 14:27:49,810 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:27:49,822 INFO L264 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 141 conjunts are in the unsatisfiable core [2020-04-17 14:27:49,825 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:27:49,833 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2020-04-17 14:27:49,834 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:27:49,864 INFO L619 ElimStorePlain]: treesize reduction 26, result has 46.9 percent of original size [2020-04-17 14:27:49,864 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:49,865 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:27, output treesize:11 [2020-04-17 14:27:49,903 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-04-17 14:27:49,903 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:49,910 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:49,911 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:49,911 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2020-04-17 14:27:49,932 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:49,933 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:49,942 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:49,943 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:49,943 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2020-04-17 14:27:49,980 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:49,995 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:49,996 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:27:49,996 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,033 INFO L619 ElimStorePlain]: treesize reduction 30, result has 57.1 percent of original size [2020-04-17 14:27:50,033 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,034 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:26 [2020-04-17 14:27:50,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:50,099 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,099 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,113 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,114 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,114 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-04-17 14:27:50,167 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:27:50,167 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,175 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,176 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,176 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2020-04-17 14:27:50,203 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,203 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,214 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,215 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,215 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2020-04-17 14:27:50,268 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:50,285 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,285 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:27:50,286 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,314 INFO L619 ElimStorePlain]: treesize reduction 26, result has 57.4 percent of original size [2020-04-17 14:27:50,314 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,314 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2020-04-17 14:27:50,357 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:50,358 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,359 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,373 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,374 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,374 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-04-17 14:27:50,457 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:27:50,457 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,466 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,466 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,466 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2020-04-17 14:27:50,510 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,510 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,524 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,525 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,525 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2020-04-17 14:27:50,578 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:50,591 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,592 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:27:50,593 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,622 INFO L619 ElimStorePlain]: treesize reduction 26, result has 57.4 percent of original size [2020-04-17 14:27:50,622 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,622 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2020-04-17 14:27:50,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:50,663 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,663 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,676 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,677 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,677 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-04-17 14:27:50,746 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:27:50,747 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,756 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,756 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,756 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2020-04-17 14:27:50,788 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,788 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,801 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,802 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,802 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:20 [2020-04-17 14:27:50,843 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:50,856 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,857 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:27:50,858 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,908 INFO L619 ElimStorePlain]: treesize reduction 26, result has 57.4 percent of original size [2020-04-17 14:27:50,909 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,909 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2020-04-17 14:27:50,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:50,956 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:50,956 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,969 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:50,970 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:50,970 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2020-04-17 14:27:51,037 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:27:51,037 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,045 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:51,046 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,046 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2020-04-17 14:27:51,082 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:51,083 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,098 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:51,099 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,099 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:40, output treesize:13 [2020-04-17 14:27:51,178 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:27:51,192 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:51,192 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:27:51,193 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,216 INFO L619 ElimStorePlain]: treesize reduction 26, result has 51.9 percent of original size [2020-04-17 14:27:51,216 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,217 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2020-04-17 14:27:51,252 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:27:51,253 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:27:51,253 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,267 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:51,268 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,268 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2020-04-17 14:27:51,271 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-04-17 14:27:51,272 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,273 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:27:51,273 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:27:51,273 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:1 [2020-04-17 14:27:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 308 proven. 113 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2020-04-17 14:27:51,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:27:51,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 23] total 39 [2020-04-17 14:27:51,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287480000] [2020-04-17 14:27:51,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-04-17 14:27:51,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:27:51,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-04-17 14:27:51,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1248, Unknown=0, NotChecked=0, Total=1482 [2020-04-17 14:27:51,333 INFO L87 Difference]: Start difference. First operand 3444 states and 6171 transitions. Second operand 39 states. [2020-04-17 14:28:01,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:28:01,897 INFO L93 Difference]: Finished difference Result 4130 states and 7363 transitions. [2020-04-17 14:28:01,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2020-04-17 14:28:01,898 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 128 [2020-04-17 14:28:01,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:28:01,906 INFO L225 Difference]: With dead ends: 4130 [2020-04-17 14:28:01,906 INFO L226 Difference]: Without dead ends: 4130 [2020-04-17 14:28:01,908 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 103 SyntacticMatches, 4 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22558 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=5912, Invalid=47680, Unknown=0, NotChecked=0, Total=53592 [2020-04-17 14:28:01,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4130 states. [2020-04-17 14:28:01,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4130 to 2553. [2020-04-17 14:28:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2553 states. [2020-04-17 14:28:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 4573 transitions. [2020-04-17 14:28:01,957 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 4573 transitions. Word has length 128 [2020-04-17 14:28:01,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:28:01,957 INFO L479 AbstractCegarLoop]: Abstraction has 2553 states and 4573 transitions. [2020-04-17 14:28:01,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-04-17 14:28:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 4573 transitions. [2020-04-17 14:28:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-04-17 14:28:01,963 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:28:01,963 INFO L425 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 12, 12, 12, 12, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:28:02,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:28:02,173 INFO L427 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:28:02,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:28:02,173 INFO L82 PathProgramCache]: Analyzing trace with hash -195679467, now seen corresponding path program 10 times [2020-04-17 14:28:02,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:28:02,173 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889034231] [2020-04-17 14:28:02,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:28:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:28:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:28:02,464 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889034231] [2020-04-17 14:28:02,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677158364] [2020-04-17 14:28:02,465 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:28:23,950 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-04-17 14:28:23,951 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:28:23,957 INFO L264 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 17 conjunts are in the unsatisfiable core [2020-04-17 14:28:23,960 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:28:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:28:23,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:28:23,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2020-04-17 14:28:23,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585391451] [2020-04-17 14:28:23,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-04-17 14:28:23,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:28:23,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-04-17 14:28:23,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2020-04-17 14:28:23,992 INFO L87 Difference]: Start difference. First operand 2553 states and 4573 transitions. Second operand 19 states. [2020-04-17 14:28:24,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:28:24,114 INFO L93 Difference]: Finished difference Result 2905 states and 5197 transitions. [2020-04-17 14:28:24,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-04-17 14:28:24,115 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 137 [2020-04-17 14:28:24,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:28:24,121 INFO L225 Difference]: With dead ends: 2905 [2020-04-17 14:28:24,121 INFO L226 Difference]: Without dead ends: 2905 [2020-04-17 14:28:24,121 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2020-04-17 14:28:24,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2905 states. [2020-04-17 14:28:24,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2905 to 2741. [2020-04-17 14:28:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2741 states. [2020-04-17 14:28:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 4906 transitions. [2020-04-17 14:28:24,161 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 4906 transitions. Word has length 137 [2020-04-17 14:28:24,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:28:24,162 INFO L479 AbstractCegarLoop]: Abstraction has 2741 states and 4906 transitions. [2020-04-17 14:28:24,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-04-17 14:28:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 4906 transitions. [2020-04-17 14:28:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-04-17 14:28:24,169 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:28:24,169 INFO L425 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 13, 13, 13, 13, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:28:24,369 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:28:24,370 INFO L427 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:28:24,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:28:24,371 INFO L82 PathProgramCache]: Analyzing trace with hash -195811371, now seen corresponding path program 11 times [2020-04-17 14:28:24,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:28:24,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888944754] [2020-04-17 14:28:24,372 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:28:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:28:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:28:24,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888944754] [2020-04-17 14:28:24,683 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679036217] [2020-04-17 14:28:24,683 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:28:35,523 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2020-04-17 14:28:35,523 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-04-17 14:28:35,549 WARN L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 263 conjunts are in the unsatisfiable core [2020-04-17 14:28:35,552 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-04-17 14:28:35,584 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,585 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:35,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,586 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:35,611 INFO L619 ElimStorePlain]: treesize reduction 41, result has 45.3 percent of original size [2020-04-17 14:28:35,612 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,612 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:7 [2020-04-17 14:28:35,630 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:35,630 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,636 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,636 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,636 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2020-04-17 14:28:35,661 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:35,661 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,664 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,665 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,665 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2020-04-17 14:28:35,711 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,712 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:35,712 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,743 INFO L619 ElimStorePlain]: treesize reduction 25, result has 59.7 percent of original size [2020-04-17 14:28:35,743 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:28:35,744 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:24 [2020-04-17 14:28:35,801 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,832 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,833 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 54 [2020-04-17 14:28:35,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,834 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,837 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:35,852 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:35,853 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:35,853 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,935 INFO L619 ElimStorePlain]: treesize reduction 50, result has 61.5 percent of original size [2020-04-17 14:28:35,936 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:28:35,937 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:36 [2020-04-17 14:28:35,979 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:35,988 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:35,988 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:35,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:36,002 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:36,002 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,026 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,027 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:28:36,027 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:36 [2020-04-17 14:28:36,075 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,080 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:36,080 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,091 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,095 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2020-04-17 14:28:36,095 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,104 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,104 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-17 14:28:36,104 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:23 [2020-04-17 14:28:36,130 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,142 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2020-04-17 14:28:36,142 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,168 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,169 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:36,169 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,215 INFO L619 ElimStorePlain]: treesize reduction 25, result has 71.9 percent of original size [2020-04-17 14:28:36,215 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:28:36,215 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:57, output treesize:38 [2020-04-17 14:28:36,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-17 14:28:36,359 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,360 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:36,361 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,362 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:36,368 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:36,370 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:36,390 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,391 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:36,392 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,416 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,417 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:36,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:36,419 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:36,520 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 41 [2020-04-17 14:28:36,521 INFO L619 ElimStorePlain]: treesize reduction 94, result has 55.7 percent of original size [2020-04-17 14:28:36,521 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:28:36,521 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:118, output treesize:55 [2020-04-17 14:28:36,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-17 14:28:36,590 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:36,590 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,596 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:36,597 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:36,604 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:36,605 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,640 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,641 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:28:36,641 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:100, output treesize:55 [2020-04-17 14:28:36,786 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-17 14:28:36,797 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:28:36,797 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,866 INFO L619 ElimStorePlain]: treesize reduction 10, result has 90.8 percent of original size [2020-04-17 14:28:36,870 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:36,870 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,892 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,898 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:28:36,898 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,917 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:36,917 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-17 14:28:36,917 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:130, output treesize:56 [2020-04-17 14:28:36,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-17 14:28:36,968 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:36,975 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2020-04-17 14:28:36,975 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:36,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:36,986 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2020-04-17 14:28:36,986 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,015 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,015 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:37,016 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,093 INFO L619 ElimStorePlain]: treesize reduction 25, result has 81.5 percent of original size [2020-04-17 14:28:37,094 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-04-17 14:28:37,094 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:107, output treesize:72 [2020-04-17 14:28:37,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2020-04-17 14:28:37,226 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:37,228 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:37,245 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,246 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 50 [2020-04-17 14:28:37,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:37,247 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,268 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,269 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:37,269 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:37,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:37,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:37,271 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:37,289 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:37,301 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:37,321 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,321 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:37,322 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,332 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:37,344 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,344 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 50 [2020-04-17 14:28:37,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:37,345 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,544 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2020-04-17 14:28:37,544 INFO L619 ElimStorePlain]: treesize reduction 119, result has 58.0 percent of original size [2020-04-17 14:28:37,545 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-04-17 14:28:37,546 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:178, output treesize:94 [2020-04-17 14:28:37,662 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2020-04-17 14:28:37,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:37,682 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:37,683 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:37,702 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:37,702 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:37,717 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:37,717 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,725 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:37,726 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:37,791 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:37,792 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-04-17 14:28:37,792 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:154, output treesize:94 [2020-04-17 14:28:37,999 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2020-04-17 14:28:38,009 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2020-04-17 14:28:38,009 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,064 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,069 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2020-04-17 14:28:38,069 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,111 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,115 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:28:38,115 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,152 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,156 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2020-04-17 14:28:38,156 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,190 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,190 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-04-17 14:28:38,190 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:194, output treesize:99 [2020-04-17 14:28:38,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2020-04-17 14:28:38,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:38,270 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2020-04-17 14:28:38,271 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:38,282 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2020-04-17 14:28:38,283 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:38,294 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2020-04-17 14:28:38,295 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,323 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,323 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:38,324 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,433 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-04-17 14:28:38,433 INFO L619 ElimStorePlain]: treesize reduction 25, result has 86.9 percent of original size [2020-04-17 14:28:38,434 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-04-17 14:28:38,434 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:167, output treesize:116 [2020-04-17 14:28:38,650 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2020-04-17 14:28:38,659 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,661 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,679 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,680 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:38,681 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,690 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,692 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,709 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,709 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 54 [2020-04-17 14:28:38,710 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,711 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:38,721 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,723 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,739 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,740 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 50 [2020-04-17 14:28:38,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,741 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,742 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,743 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:38,753 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,755 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:38,769 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,769 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 54 [2020-04-17 14:28:38,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,771 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:38,787 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:38,788 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:38,788 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:38,790 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:38,982 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2020-04-17 14:28:38,982 INFO L619 ElimStorePlain]: treesize reduction 203, result has 53.3 percent of original size [2020-04-17 14:28:38,983 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-04-17 14:28:38,983 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:248, output treesize:145 [2020-04-17 14:28:39,103 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2020-04-17 14:28:39,134 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:39,135 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,141 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:39,152 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:39,152 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:39,162 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2020-04-17 14:28:39,162 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:39,174 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2020-04-17 14:28:39,174 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,179 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:39,182 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:39,183 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,262 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:39,263 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-04-17 14:28:39,263 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:220, output treesize:145 [2020-04-17 14:28:39,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2020-04-17 14:28:39,516 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2020-04-17 14:28:39,517 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,696 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-04-17 14:28:39,696 INFO L619 ElimStorePlain]: treesize reduction 10, result has 96.0 percent of original size [2020-04-17 14:28:39,703 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2020-04-17 14:28:39,703 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,781 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:39,787 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:28:39,787 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,853 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:39,859 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 26 [2020-04-17 14:28:39,859 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,917 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:39,923 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:39,923 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:39,976 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:39,976 INFO L539 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-04-17 14:28:39,977 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:270, output treesize:154 [2020-04-17 14:28:40,074 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2020-04-17 14:28:40,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:40,091 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2020-04-17 14:28:40,092 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:40,104 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2020-04-17 14:28:40,104 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,139 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,140 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:40,140 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,145 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:40,150 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2020-04-17 14:28:40,150 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:40,158 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 36 [2020-04-17 14:28:40,158 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,313 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-04-17 14:28:40,314 INFO L619 ElimStorePlain]: treesize reduction 25, result has 90.3 percent of original size [2020-04-17 14:28:40,315 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:40,315 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:239, output treesize:172 [2020-04-17 14:28:40,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:40,578 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,579 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:40,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,580 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:40,586 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,588 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,604 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,605 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 58 [2020-04-17 14:28:40,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,606 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,613 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,616 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,633 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,634 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:40,634 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,640 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,642 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,659 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,659 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 60 [2020-04-17 14:28:40,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,662 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:40,667 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,669 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,686 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,687 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 54 [2020-04-17 14:28:40,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,689 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:40,693 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:40,708 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:40,708 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 50 [2020-04-17 14:28:40,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:40,709 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:40,972 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 69 [2020-04-17 14:28:40,972 INFO L619 ElimStorePlain]: treesize reduction 237, result has 56.7 percent of original size [2020-04-17 14:28:40,973 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:40,974 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:330, output treesize:206 [2020-04-17 14:28:41,121 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:41,129 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:41,136 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:41,136 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,143 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:41,144 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:41,156 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2020-04-17 14:28:41,156 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:41,172 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2020-04-17 14:28:41,172 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,177 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:41,196 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 37 [2020-04-17 14:28:41,197 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:41,205 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:41,206 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,318 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-04-17 14:28:41,319 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:41,319 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:41,319 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:296, output treesize:206 [2020-04-17 14:28:41,495 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-04-17 14:28:41,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:41,677 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2020-04-17 14:28:41,678 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:41,959 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2020-04-17 14:28:41,960 INFO L619 ElimStorePlain]: treesize reduction 10, result has 97.0 percent of original size [2020-04-17 14:28:41,967 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 32 [2020-04-17 14:28:41,968 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,118 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-04-17 14:28:42,119 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,124 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2020-04-17 14:28:42,125 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,224 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,230 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2020-04-17 14:28:42,230 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,319 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,325 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:42,325 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,398 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,402 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2020-04-17 14:28:42,402 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,468 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,469 INFO L539 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:42,469 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:356, output treesize:219 [2020-04-17 14:28:42,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:42,606 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:42,612 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 38 [2020-04-17 14:28:42,613 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:42,626 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 42 [2020-04-17 14:28:42,626 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:42,635 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2020-04-17 14:28:42,635 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,666 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:42,667 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 65 [2020-04-17 14:28:42,667 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:42,679 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2020-04-17 14:28:42,679 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:42,687 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2020-04-17 14:28:42,687 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:42,885 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2020-04-17 14:28:42,885 INFO L619 ElimStorePlain]: treesize reduction 25, result has 92.6 percent of original size [2020-04-17 14:28:42,886 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-04-17 14:28:42,886 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:321, output treesize:238 [2020-04-17 14:28:43,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2020-04-17 14:28:43,215 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,218 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,234 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,235 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 50 [2020-04-17 14:28:43,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,236 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,241 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,248 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,264 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,264 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 66 [2020-04-17 14:28:43,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,266 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,266 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:43,271 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,274 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,292 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,293 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 54 [2020-04-17 14:28:43,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,295 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:43,309 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,310 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,327 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,328 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:43,328 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,335 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,337 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,352 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,353 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 62 [2020-04-17 14:28:43,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,355 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:43,377 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,377 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 46 [2020-04-17 14:28:43,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,379 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:43,384 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:43,398 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:43,399 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 58 [2020-04-17 14:28:43,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:43,401 INFO L539 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:43,728 WARN L192 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 80 [2020-04-17 14:28:43,729 INFO L619 ElimStorePlain]: treesize reduction 385, result has 51.1 percent of original size [2020-04-17 14:28:43,730 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-04-17 14:28:43,730 INFO L239 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:422, output treesize:281 [2020-04-17 14:28:43,925 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-04-17 14:28:43,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2020-04-17 14:28:43,938 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2020-04-17 14:28:43,938 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,945 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:43,951 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 41 [2020-04-17 14:28:43,952 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,958 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:43,965 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 35 [2020-04-17 14:28:43,965 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:43,979 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:43,979 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:43,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:43,993 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 39 [2020-04-17 14:28:43,993 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:44,007 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:44,007 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,012 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:44,016 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2020-04-17 14:28:44,016 INFO L539 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,158 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-04-17 14:28:44,159 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,159 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-04-17 14:28:44,160 INFO L239 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:386, output treesize:281 [2020-04-17 14:28:44,404 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2020-04-17 14:28:44,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:44,414 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,414 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,542 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-04-17 14:28:44,542 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,547 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,547 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,643 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,648 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,648 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,725 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,731 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,731 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,795 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,800 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,800 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,854 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,860 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2020-04-17 14:28:44,860 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:44,908 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:44,908 INFO L539 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:44,908 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:211, output treesize:133 [2020-04-17 14:28:45,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:45,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,029 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,030 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,039 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,040 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,050 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,050 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,055 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,060 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,060 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,070 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,070 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,077 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:45,077 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,144 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,144 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:45,145 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:235, output treesize:139 [2020-04-17 14:28:45,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:45,425 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,428 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,446 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,446 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,447 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,451 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,453 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,471 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,471 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,471 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,476 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,477 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,494 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,495 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,495 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,500 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,502 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,520 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,521 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,521 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,528 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,530 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,547 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,547 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,547 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,552 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:45,569 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:45,570 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:45,570 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,795 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-04-17 14:28:45,796 INFO L619 ElimStorePlain]: treesize reduction 180, result has 58.4 percent of original size [2020-04-17 14:28:45,796 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:45,796 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:313, output treesize:169 [2020-04-17 14:28:45,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:45,955 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,960 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:45,960 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,971 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:45,972 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:45,987 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:45,987 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:45,993 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,000 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:46,000 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,010 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:46,011 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,019 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:46,019 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,114 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,115 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:46,115 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:169 [2020-04-17 14:28:46,266 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:46,274 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,275 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,282 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,282 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,290 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,290 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,297 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,298 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,305 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,305 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,311 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:46,311 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,371 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,372 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:46,372 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:133 [2020-04-17 14:28:46,482 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:46,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,493 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,493 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,503 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,503 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,511 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,511 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,516 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,521 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,521 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,531 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,531 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,536 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:46,539 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2020-04-17 14:28:46,539 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,601 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,601 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:46,602 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:235, output treesize:139 [2020-04-17 14:28:46,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:46,855 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,857 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,875 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,876 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:46,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:46,877 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,881 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,882 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,899 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,900 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:46,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:46,901 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,908 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,910 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,928 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,928 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:46,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:46,929 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,935 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,937 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,955 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,955 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:46,956 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:46,956 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,962 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,965 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:46,983 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:46,983 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:46,984 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:46,984 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:46,989 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:47,006 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:47,006 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:47,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:47,007 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,237 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2020-04-17 14:28:47,237 INFO L619 ElimStorePlain]: treesize reduction 210, result has 57.9 percent of original size [2020-04-17 14:28:47,238 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:47,238 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:313, output treesize:169 [2020-04-17 14:28:47,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:47,402 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,408 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,408 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,419 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,420 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,426 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,431 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,432 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,438 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,443 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,443 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,457 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,457 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:47,465 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:47,465 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,557 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:47,558 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:47,558 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:169 [2020-04-17 14:28:47,812 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:47,819 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:47,819 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:47,931 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-04-17 14:28:47,932 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:47,939 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:47,940 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,029 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,032 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:48,033 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,108 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,113 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:48,114 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,174 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,177 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:48,177 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,229 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,233 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-04-17 14:28:48,234 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,282 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,283 INFO L539 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:48,283 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:259, output treesize:133 [2020-04-17 14:28:48,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2020-04-17 14:28:48,437 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:48,437 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:48,438 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:48,873 WARN L192 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-04-17 14:28:48,874 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:48,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:48,890 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:48,890 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:49,158 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-04-17 14:28:49,159 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:49,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:49,171 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:49,171 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:49,355 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-04-17 14:28:49,356 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:49,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:49,370 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:49,370 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:49,504 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-04-17 14:28:49,504 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:49,513 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:49,515 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:49,516 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:49,633 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-04-17 14:28:49,634 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:49,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:49,644 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2020-04-17 14:28:49,644 INFO L539 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:49,759 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-04-17 14:28:49,760 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:49,761 INFO L539 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-04-17 14:28:49,761 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:325, output treesize:199 [2020-04-17 14:28:50,031 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:50,044 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,044 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2020-04-17 14:28:50,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:50,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:50,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:50,047 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-04-17 14:28:50,091 INFO L619 ElimStorePlain]: treesize reduction 50, result has 53.3 percent of original size [2020-04-17 14:28:50,091 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,091 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:61, output treesize:40 [2020-04-17 14:28:50,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:50,182 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:50,182 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,198 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,198 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,198 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-04-17 14:28:50,376 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:50,376 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,386 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,387 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,387 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-04-17 14:28:50,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:50,474 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:50,474 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,490 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,490 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,491 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-04-17 14:28:50,674 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:50,688 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,688 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:50,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:50,689 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,734 INFO L619 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-04-17 14:28:50,735 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,735 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-04-17 14:28:50,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:50,835 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:50,835 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,852 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:50,852 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:50,852 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-04-17 14:28:51,034 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:51,034 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,045 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,045 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,045 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-04-17 14:28:51,132 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:51,133 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:51,133 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,147 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,148 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,148 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-04-17 14:28:51,338 INFO L172 IndexEqualityManager]: detected equality via solver [2020-04-17 14:28:51,350 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,350 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:51,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:51,351 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,397 INFO L619 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-04-17 14:28:51,398 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,398 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-04-17 14:28:51,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:51,505 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:51,506 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,521 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,522 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,522 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-04-17 14:28:51,721 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-04-17 14:28:51,722 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,732 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,733 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,733 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-04-17 14:28:51,821 INFO L189 IndexEqualityManager]: detected not equals via solver [2020-04-17 14:28:51,822 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:51,822 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:51,832 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:51,833 INFO L539 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-17 14:28:51,833 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:19 [2020-04-17 14:28:52,007 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:52,007 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 57 [2020-04-17 14:28:52,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-17 14:28:52,008 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:52,028 INFO L619 ElimStorePlain]: treesize reduction 35, result has 46.2 percent of original size [2020-04-17 14:28:52,029 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:52,029 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2020-04-17 14:28:52,102 INFO L343 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-04-17 14:28:52,103 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2020-04-17 14:28:52,103 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-17 14:28:52,109 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-17 14:28:52,109 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-17 14:28:52,109 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2020-04-17 14:28:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 377 proven. 468 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-04-17 14:28:52,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-04-17 14:28:52,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 68] total 85 [2020-04-17 14:28:52,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401504609] [2020-04-17 14:28:52,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 85 states [2020-04-17 14:28:52,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:28:52,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2020-04-17 14:28:52,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=513, Invalid=6627, Unknown=0, NotChecked=0, Total=7140 [2020-04-17 14:28:52,260 INFO L87 Difference]: Start difference. First operand 2741 states and 4906 transitions. Second operand 85 states. [2020-04-17 14:28:57,483 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:28:59,166 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 41 [2020-04-17 14:29:00,331 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 62 [2020-04-17 14:29:02,772 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 62 [2020-04-17 14:29:02,962 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:04,466 WARN L192 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:05,232 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-04-17 14:29:07,836 WARN L192 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2020-04-17 14:29:08,203 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:08,367 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:08,630 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2020-04-17 14:29:09,148 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:10,566 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:12,155 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:12,670 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:12,842 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:13,897 WARN L192 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:14,258 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:14,466 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:15,021 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:15,293 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:15,718 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:16,712 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:29:17,591 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:18,467 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:18,815 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:19,211 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:29:19,561 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:19,727 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:20,137 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:20,366 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:21,154 WARN L192 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:21,378 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:29:22,190 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:29:22,548 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:22,731 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:23,548 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:25,086 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:29:25,404 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:26,324 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:29:26,745 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:26,986 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:27,730 WARN L192 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:28,076 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:28,251 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:28,549 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:29,021 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:29,231 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:29,776 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:29,955 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-04-17 14:29:30,964 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:29:31,136 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:32,231 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:34,039 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:29:34,250 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:34,519 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:35,802 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:29:35,981 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:36,926 WARN L192 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:37,278 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:37,456 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:38,143 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:38,430 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:38,647 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:39,077 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:39,341 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:40,705 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:29:41,862 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:42,118 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2020-04-17 14:29:42,963 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:43,583 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 39 [2020-04-17 14:29:44,186 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:29:44,399 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:44,726 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:45,579 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:46,271 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:29:46,709 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:47,546 WARN L192 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:47,896 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:48,907 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:49,224 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:29:49,447 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2020-04-17 14:29:49,691 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:29:50,038 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:50,223 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:29:50,675 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2020-04-17 14:29:51,336 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2020-04-17 14:29:51,956 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2020-04-17 14:29:52,932 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:29:54,100 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:29:54,486 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:29:55,783 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:29:56,174 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:29:56,418 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:29:57,188 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:29:57,375 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:29:58,033 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-04-17 14:29:58,607 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:29:59,343 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:29:59,646 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2020-04-17 14:30:00,722 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:00,905 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:01,554 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:30:01,787 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:01,984 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:30:02,829 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2020-04-17 14:30:04,221 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:05,558 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:30:05,781 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:30:07,344 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:30:07,530 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:30:07,782 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:30:07,980 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:30:08,578 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:30:08,954 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:30:09,334 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2020-04-17 14:30:10,368 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:30:10,947 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:30:11,336 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2020-04-17 14:30:11,908 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:12,095 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:12,916 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:30:13,099 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:14,207 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2020-04-17 14:30:15,182 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:16,897 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:30:17,184 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:30:17,664 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:30:18,393 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:30:19,041 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:30:19,237 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:30:19,701 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:30:20,452 WARN L192 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2020-04-17 14:30:21,225 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-04-17 14:30:21,927 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-04-17 14:30:22,468 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:22,668 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 14:30:22,875 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2020-04-17 14:30:23,284 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:23,473 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-04-17 14:30:23,691 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2020-04-17 14:30:24,540 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2020-04-17 14:30:25,310 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2020-04-17 14:30:26,387 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-04-17 14:30:27,461 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-04-17 14:30:28,647 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-04-17 14:30:29,233 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-04-17 14:30:29,569 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2020-04-17 14:30:29,975 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2020-04-17 14:30:30,181 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2020-04-17 14:30:30,539 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2020-04-17 14:30:30,922 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-17 14:30:31,710 WARN L192 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 Received shutdown request... [2020-04-17 14:30:31,837 WARN L209 SmtUtils]: Removed 7 from assertion stack [2020-04-17 14:30:31,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 656 states. [2020-04-17 14:30:32,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-04-17 14:30:32,039 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-17 14:30:32,043 WARN L228 ceAbstractionStarter]: Timeout [2020-04-17 14:30:32,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.04 02:30:32 BasicIcfg [2020-04-17 14:30:32,044 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-17 14:30:32,045 INFO L168 Benchmark]: Toolchain (without parser) took 258392.45 ms. Allocated memory was 138.4 MB in the beginning and 792.7 MB in the end (delta: 654.3 MB). Free memory was 99.8 MB in the beginning and 311.4 MB in the end (delta: -211.6 MB). Peak memory consumption was 442.8 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 927.97 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 97.9 MB in the beginning and 133.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.45 ms. Allocated memory is still 202.9 MB. Free memory was 133.8 MB in the beginning and 130.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: Boogie Preprocessor took 49.84 ms. Allocated memory is still 202.9 MB. Free memory was 130.3 MB in the beginning and 128.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: RCFGBuilder took 716.53 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 128.3 MB in the beginning and 203.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,045 INFO L168 Benchmark]: TraceAbstraction took 256555.46 ms. Allocated memory was 235.9 MB in the beginning and 792.7 MB in the end (delta: 556.8 MB). Free memory was 203.6 MB in the beginning and 311.4 MB in the end (delta: -107.7 MB). Peak memory consumption was 449.1 MB. Max. memory is 7.1 GB. [2020-04-17 14:30:32,046 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 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 927.97 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 97.9 MB in the beginning and 133.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 117.45 ms. Allocated memory is still 202.9 MB. Free memory was 133.8 MB in the beginning and 130.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.84 ms. Allocated memory is still 202.9 MB. Free memory was 130.3 MB in the beginning and 128.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 716.53 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 128.3 MB in the beginning and 203.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 256555.46 ms. Allocated memory was 235.9 MB in the beginning and 792.7 MB in the end (delta: 556.8 MB). Free memory was 203.6 MB in the beginning and 311.4 MB in the end (delta: -107.7 MB). Peak memory consumption was 449.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.0s, 196 ProgramPointsBefore, 53 ProgramPointsAfterwards, 204 TransitionsBefore, 55 TransitionsAfterwards, 9440 CoEnabledTransitionPairs, 8 FixpointIterations, 63 TrivialSequentialCompositions, 92 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 19 ConcurrentYvCompositions, 6 ChoiceCompositions, 4960 VarBasedMoverChecksPositive, 92 VarBasedMoverChecksNegative, 17 SemBasedMoverChecksPositive, 115 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 0 MoverChecksTotal, 17748 CheckedPairsTotal, 178 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1030). Cancelled while BasicCegarLoop was constructing difference of abstraction (2741states) and FLOYD_HOARE automaton (currently 656 states, 85 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 44ms.. - TimeoutResultAtElement [Line: 1014]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1014). Cancelled while BasicCegarLoop was constructing difference of abstraction (2741states) and FLOYD_HOARE automaton (currently 656 states, 85 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 53 for 44ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 190 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 256.3s, OverallIterations: 20, TraceHistogramMax: 16, AutomataDifference: 151.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.0s, HoareTripleCheckerStatistics: 758 SDtfs, 10861 SDslu, 4962 SDs, 0 SdLazy, 18936 SolverSat, 7370 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3755 GetRequests, 2113 SyntacticMatches, 12 SemanticMatches, 1629 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327063 ImplicationChecksByTransitivity, 132.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3444occurred in iteration=17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 19 MinimizatonAttempts, 5858 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 65.1s SatisfiabilityAnalysisTime, 26.4s InterpolantComputationTime, 2761 NumberOfCodeBlocks, 2576 NumberOfCodeBlocksAsserted, 86 NumberOfCheckSat, 2725 ConstructedInterpolants, 5 QuantifiedInterpolants, 2614309 SizeOfPredicates, 358 NumberOfNonLiveVariables, 6283 ConjunctsInSsa, 827 ConjunctsInUnsatCore, 36 InterpolantComputations, 4 PerfectInterpolantSequences, 1591/9267 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 could not prove your program: Timeout Completed graceful shutdown