/usr/bin/java -Xmx16000000000 -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.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-11 12:59:02,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-11 12:59:02,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-11 12:59:02,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-11 12:59:02,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-11 12:59:02,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-11 12:59:02,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-11 12:59:02,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-11 12:59:02,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-11 12:59:02,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-11 12:59:02,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-11 12:59:02,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-11 12:59:02,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-11 12:59:02,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-11 12:59:02,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-11 12:59:02,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-11 12:59:02,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-11 12:59:02,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-11 12:59:02,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-11 12:59:02,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-11 12:59:02,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-11 12:59:02,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-11 12:59:02,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-11 12:59:02,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-11 12:59:02,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-11 12:59:02,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-11 12:59:02,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-11 12:59:02,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-11 12:59:02,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-11 12:59:02,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-11 12:59:02,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-11 12:59:02,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-11 12:59:02,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-11 12:59:02,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-11 12:59:02,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-11 12:59:02,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-11 12:59:02,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-11 12:59:02,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-11 12:59:02,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-11 12:59:02,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-11 12:59:02,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-11 12:59:02,460 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 [2020-10-11 12:59:02,498 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-11 12:59:02,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-11 12:59:02,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-11 12:59:02,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-11 12:59:02,507 INFO L138 SettingsManager]: * Use SBE=true [2020-10-11 12:59:02,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-11 12:59:02,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-11 12:59:02,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-11 12:59:02,509 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-11 12:59:02,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-11 12:59:02,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-11 12:59:02,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-11 12:59:02,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-11 12:59:02,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-11 12:59:02,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-11 12:59:02,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-11 12:59:02,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-11 12:59:02,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-11 12:59:02,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-11 12:59:02,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-11 12:59:02,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-11 12:59:02,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-11 12:59:02,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-11 12:59:02,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-11 12:59:02,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-11 12:59:02,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-11 12:59:02,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-11 12:59:02,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-11 12:59:02,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-11 12:59:02,881 INFO L275 PluginConnector]: CDTParser initialized [2020-10-11 12:59:02,882 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_ok.i [2020-10-11 12:59:02,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6572ce59b/36cd584d1c2448d4a05a9ade9aae4214/FLAGda5c07d64 [2020-10-11 12:59:03,509 INFO L306 CDTParser]: Found 1 translation units. [2020-10-11 12:59:03,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok.i [2020-10-11 12:59:03,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6572ce59b/36cd584d1c2448d4a05a9ade9aae4214/FLAGda5c07d64 [2020-10-11 12:59:03,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6572ce59b/36cd584d1c2448d4a05a9ade9aae4214 [2020-10-11 12:59:03,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-11 12:59:03,788 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-11 12:59:03,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-11 12:59:03,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-11 12:59:03,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-11 12:59:03,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:59:03" (1/1) ... [2020-10-11 12:59:03,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8f6fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:03, skipping insertion in model container [2020-10-11 12:59:03,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:59:03" (1/1) ... [2020-10-11 12:59:03,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-11 12:59:03,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-11 12:59:04,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 12:59:04,508 INFO L203 MainTranslator]: Completed pre-run [2020-10-11 12:59:04,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 12:59:04,722 INFO L208 MainTranslator]: Completed translation [2020-10-11 12:59:04,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04 WrapperNode [2020-10-11 12:59:04,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-11 12:59:04,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-11 12:59:04,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-11 12:59:04,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-11 12:59:04,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-11 12:59:04,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-11 12:59:04,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-11 12:59:04,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-11 12:59:04,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (1/1) ... [2020-10-11 12:59:04,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-11 12:59:04,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-11 12:59:04,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-11 12:59:04,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-11 12:59:04,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (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 [2020-10-11 12:59:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-11 12:59:04,910 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-11 12:59:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-11 12:59:04,910 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-11 12:59:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-11 12:59:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-11 12:59:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-11 12:59:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-11 12:59:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-11 12:59:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-11 12:59:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-11 12:59:04,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-11 12:59:04,913 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-11 12:59:05,474 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-11 12:59:05,474 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-11 12:59:05,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:59:05 BoogieIcfgContainer [2020-10-11 12:59:05,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-11 12:59:05,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-11 12:59:05,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-11 12:59:05,482 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-11 12:59:05,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:59:03" (1/3) ... [2020-10-11 12:59:05,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a69dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:59:05, skipping insertion in model container [2020-10-11 12:59:05,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:59:04" (2/3) ... [2020-10-11 12:59:05,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a69dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:59:05, skipping insertion in model container [2020-10-11 12:59:05,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:59:05" (3/3) ... [2020-10-11 12:59:05,486 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2020-10-11 12:59:05,499 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-11 12:59:05,499 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-11 12:59:05,506 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-11 12:59:05,507 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-11 12:59:05,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,547 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,547 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,547 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,553 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,554 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,554 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,555 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,555 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,556 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,556 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,556 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,557 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,557 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,557 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,558 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,558 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,559 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,559 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,560 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,560 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,560 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,566 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,566 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,567 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,567 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,568 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,569 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,569 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,570 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,570 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,570 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,571 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,571 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,571 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,581 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,582 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,584 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,585 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,585 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,585 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,585 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,585 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,586 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,586 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,586 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,586 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,587 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,587 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,588 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,588 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,589 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,590 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,590 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,590 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,590 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,591 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,591 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,591 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,591 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,592 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,592 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,593 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,593 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,593 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,593 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,593 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,595 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,595 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,596 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,597 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,597 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,597 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,597 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,597 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,598 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,598 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,602 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,602 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,602 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,603 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,603 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,603 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,603 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,604 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,617 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,617 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,617 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,617 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,617 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,618 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,619 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,620 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,620 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,621 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,622 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 12:59:05,665 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-11 12:59:05,687 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 12:59:05,687 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-11 12:59:05,687 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 12:59:05,688 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 12:59:05,688 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 12:59:05,688 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 12:59:05,688 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 12:59:05,688 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 12:59:05,706 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-11 12:59:05,709 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 196 places, 204 transitions, 430 flow [2020-10-11 12:59:05,712 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 196 places, 204 transitions, 430 flow [2020-10-11 12:59:05,714 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 196 places, 204 transitions, 430 flow [2020-10-11 12:59:05,803 INFO L129 PetriNetUnfolder]: 14/204 cut-off events. [2020-10-11 12:59:05,803 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-11 12:59:05,813 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. [2020-10-11 12:59:05,824 INFO L117 LiptonReduction]: Number of co-enabled transitions 9440 [2020-10-11 12:59:09,731 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-11 12:59:09,901 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-11 12:59:10,481 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2020-10-11 12:59:10,641 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-11 12:59:11,455 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 147 [2020-10-11 12:59:12,081 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-11 12:59:12,114 INFO L132 LiptonReduction]: Checked pairs total: 22061 [2020-10-11 12:59:12,115 INFO L134 LiptonReduction]: Total number of compositions: 184 [2020-10-11 12:59:12,130 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 55 transitions, 132 flow [2020-10-11 12:59:12,169 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 716 states. [2020-10-11 12:59:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states. [2020-10-11 12:59:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-11 12:59:12,176 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:12,176 INFO L421 BasicCegarLoop]: trace histogram [1] [2020-10-11 12:59:12,177 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:12,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:12,181 INFO L82 PathProgramCache]: Analyzing trace with hash 810, now seen corresponding path program 1 times [2020-10-11 12:59:12,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:12,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819360241] [2020-10-11 12:59:12,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:12,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819360241] [2020-10-11 12:59:12,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 12:59:12,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-11 12:59:12,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228186372] [2020-10-11 12:59:12,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-11 12:59:12,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:12,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-11 12:59:12,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-11 12:59:12,348 INFO L87 Difference]: Start difference. First operand 716 states. Second operand 2 states. [2020-10-11 12:59:12,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:12,400 INFO L93 Difference]: Finished difference Result 715 states and 1901 transitions. [2020-10-11 12:59:12,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-11 12:59:12,403 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-11 12:59:12,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:12,430 INFO L225 Difference]: With dead ends: 715 [2020-10-11 12:59:12,431 INFO L226 Difference]: Without dead ends: 524 [2020-10-11 12:59:12,432 INFO L673 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 [2020-10-11 12:59:12,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-10-11 12:59:12,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 524. [2020-10-11 12:59:12,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-10-11 12:59:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1400 transitions. [2020-10-11 12:59:12,509 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1400 transitions. Word has length 1 [2020-10-11 12:59:12,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:12,509 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 1400 transitions. [2020-10-11 12:59:12,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-11 12:59:12,510 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1400 transitions. [2020-10-11 12:59:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-11 12:59:12,513 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:12,514 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 12:59:12,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-11 12:59:12,514 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:12,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:12,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1385599744, now seen corresponding path program 1 times [2020-10-11 12:59:12,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:12,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118288600] [2020-10-11 12:59:12,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:12,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118288600] [2020-10-11 12:59:12,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 12:59:12,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-11 12:59:12,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927927898] [2020-10-11 12:59:12,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 12:59:12,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:12,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 12:59:12,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 12:59:12,736 INFO L87 Difference]: Start difference. First operand 524 states and 1400 transitions. Second operand 3 states. [2020-10-11 12:59:12,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:12,748 INFO L93 Difference]: Finished difference Result 236 states and 509 transitions. [2020-10-11 12:59:12,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 12:59:12,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-11 12:59:12,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:12,750 INFO L225 Difference]: With dead ends: 236 [2020-10-11 12:59:12,751 INFO L226 Difference]: Without dead ends: 212 [2020-10-11 12:59:12,751 INFO L673 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 [2020-10-11 12:59:12,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-10-11 12:59:12,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-10-11 12:59:12,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-11 12:59:12,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 464 transitions. [2020-10-11 12:59:12,764 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 464 transitions. Word has length 15 [2020-10-11 12:59:12,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:12,764 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 464 transitions. [2020-10-11 12:59:12,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 12:59:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 464 transitions. [2020-10-11 12:59:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-11 12:59:12,767 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:12,767 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 12:59:12,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-11 12:59:12,767 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:12,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:12,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1061498615, now seen corresponding path program 1 times [2020-10-11 12:59:12,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:12,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289525297] [2020-10-11 12:59:12,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:12,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289525297] [2020-10-11 12:59:12,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 12:59:12,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 12:59:12,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466754443] [2020-10-11 12:59:12,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 12:59:12,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:12,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 12:59:12,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 12:59:12,844 INFO L87 Difference]: Start difference. First operand 212 states and 464 transitions. Second operand 3 states. [2020-10-11 12:59:12,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:12,866 INFO L93 Difference]: Finished difference Result 272 states and 590 transitions. [2020-10-11 12:59:12,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 12:59:12,867 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-11 12:59:12,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:12,869 INFO L225 Difference]: With dead ends: 272 [2020-10-11 12:59:12,869 INFO L226 Difference]: Without dead ends: 272 [2020-10-11 12:59:12,870 INFO L673 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 [2020-10-11 12:59:12,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-10-11 12:59:12,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 218. [2020-10-11 12:59:12,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-11 12:59:12,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 476 transitions. [2020-10-11 12:59:12,884 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 476 transitions. Word has length 19 [2020-10-11 12:59:12,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:12,885 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 476 transitions. [2020-10-11 12:59:12,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 12:59:12,885 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 476 transitions. [2020-10-11 12:59:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-11 12:59:12,887 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:12,887 INFO L421 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] [2020-10-11 12:59:12,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-11 12:59:12,887 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:12,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:12,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1197878433, now seen corresponding path program 1 times [2020-10-11 12:59:12,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:12,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045596541] [2020-10-11 12:59:12,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:12,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:12,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045596541] [2020-10-11 12:59:12,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 12:59:12,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 12:59:12,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338662867] [2020-10-11 12:59:12,981 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 12:59:12,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:12,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 12:59:12,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 12:59:12,982 INFO L87 Difference]: Start difference. First operand 218 states and 476 transitions. Second operand 3 states. [2020-10-11 12:59:13,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:13,002 INFO L93 Difference]: Finished difference Result 166 states and 334 transitions. [2020-10-11 12:59:13,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 12:59:13,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-10-11 12:59:13,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:13,004 INFO L225 Difference]: With dead ends: 166 [2020-10-11 12:59:13,004 INFO L226 Difference]: Without dead ends: 164 [2020-10-11 12:59:13,005 INFO L673 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 [2020-10-11 12:59:13,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-11 12:59:13,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-10-11 12:59:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-11 12:59:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 331 transitions. [2020-10-11 12:59:13,011 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 331 transitions. Word has length 26 [2020-10-11 12:59:13,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:13,011 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 331 transitions. [2020-10-11 12:59:13,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 12:59:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2020-10-11 12:59:13,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-11 12:59:13,013 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:13,013 INFO L421 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] [2020-10-11 12:59:13,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-11 12:59:13,014 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:13,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:13,014 INFO L82 PathProgramCache]: Analyzing trace with hash -969107883, now seen corresponding path program 1 times [2020-10-11 12:59:13,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:13,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317648588] [2020-10-11 12:59:13,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:13,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317648588] [2020-10-11 12:59:13,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952692450] [2020-10-11 12:59:13,116 INFO L95 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 [2020-10-11 12:59:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:13,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-11 12:59:13,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:13,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:13,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-11 12:59:13,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303200762] [2020-10-11 12:59:13,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-11 12:59:13,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:13,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-11 12:59:13,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-11 12:59:13,258 INFO L87 Difference]: Start difference. First operand 164 states and 331 transitions. Second operand 4 states. [2020-10-11 12:59:13,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:13,291 INFO L93 Difference]: Finished difference Result 240 states and 472 transitions. [2020-10-11 12:59:13,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-11 12:59:13,292 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-10-11 12:59:13,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:13,293 INFO L225 Difference]: With dead ends: 240 [2020-10-11 12:59:13,294 INFO L226 Difference]: Without dead ends: 240 [2020-10-11 12:59:13,294 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-11 12:59:13,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-10-11 12:59:13,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 204. [2020-10-11 12:59:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-11 12:59:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 405 transitions. [2020-10-11 12:59:13,302 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 405 transitions. Word has length 27 [2020-10-11 12:59:13,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:13,302 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 405 transitions. [2020-10-11 12:59:13,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-11 12:59:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2020-10-11 12:59:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-11 12:59:13,304 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:13,304 INFO L421 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] [2020-10-11 12:59:13,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:13,519 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:13,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:13,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1561383711, now seen corresponding path program 2 times [2020-10-11 12:59:13,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:13,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048490229] [2020-10-11 12:59:13,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:13,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048490229] [2020-10-11 12:59:13,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880265515] [2020-10-11 12:59:13,613 INFO L93 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 [2020-10-11 12:59:13,781 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-11 12:59:13,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:13,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-11 12:59:13,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:13,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:13,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2020-10-11 12:59:13,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681826355] [2020-10-11 12:59:13,800 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-11 12:59:13,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:13,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-11 12:59:13,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-11 12:59:13,801 INFO L87 Difference]: Start difference. First operand 204 states and 405 transitions. Second operand 5 states. [2020-10-11 12:59:13,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:13,835 INFO L93 Difference]: Finished difference Result 280 states and 546 transitions. [2020-10-11 12:59:13,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-11 12:59:13,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-11 12:59:13,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:13,837 INFO L225 Difference]: With dead ends: 280 [2020-10-11 12:59:13,838 INFO L226 Difference]: Without dead ends: 280 [2020-10-11 12:59:13,838 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-11 12:59:13,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-11 12:59:13,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2020-10-11 12:59:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-11 12:59:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 479 transitions. [2020-10-11 12:59:13,846 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 479 transitions. Word has length 34 [2020-10-11 12:59:13,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:13,846 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 479 transitions. [2020-10-11 12:59:13,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-11 12:59:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 479 transitions. [2020-10-11 12:59:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-11 12:59:13,848 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:13,848 INFO L421 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] [2020-10-11 12:59:14,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:14,062 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:14,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:14,062 INFO L82 PathProgramCache]: Analyzing trace with hash -303137003, now seen corresponding path program 3 times [2020-10-11 12:59:14,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:14,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058824865] [2020-10-11 12:59:14,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:14,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058824865] [2020-10-11 12:59:14,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856879701] [2020-10-11 12:59:14,175 INFO L93 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 [2020-10-11 12:59:14,743 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-10-11 12:59:14,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:14,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-11 12:59:14,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:14,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:14,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2020-10-11 12:59:14,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600734596] [2020-10-11 12:59:14,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-11 12:59:14,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:14,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-11 12:59:14,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-11 12:59:14,764 INFO L87 Difference]: Start difference. First operand 244 states and 479 transitions. Second operand 6 states. [2020-10-11 12:59:14,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:14,804 INFO L93 Difference]: Finished difference Result 320 states and 620 transitions. [2020-10-11 12:59:14,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-11 12:59:14,805 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 41 [2020-10-11 12:59:14,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:14,807 INFO L225 Difference]: With dead ends: 320 [2020-10-11 12:59:14,807 INFO L226 Difference]: Without dead ends: 320 [2020-10-11 12:59:14,807 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-11 12:59:14,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-10-11 12:59:14,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 284. [2020-10-11 12:59:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-10-11 12:59:14,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 553 transitions. [2020-10-11 12:59:14,817 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 553 transitions. Word has length 41 [2020-10-11 12:59:14,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:14,817 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 553 transitions. [2020-10-11 12:59:14,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-11 12:59:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 553 transitions. [2020-10-11 12:59:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-11 12:59:14,818 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:14,819 INFO L421 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] [2020-10-11 12:59:15,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:15,034 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:15,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:15,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1439404639, now seen corresponding path program 4 times [2020-10-11 12:59:15,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:15,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181294321] [2020-10-11 12:59:15,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:15,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181294321] [2020-10-11 12:59:15,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110489053] [2020-10-11 12:59:15,116 INFO L93 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 [2020-10-11 12:59:15,226 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-11 12:59:15,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:15,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-11 12:59:15,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:15,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:15,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2020-10-11 12:59:15,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525548710] [2020-10-11 12:59:15,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-11 12:59:15,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:15,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-11 12:59:15,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-11 12:59:15,252 INFO L87 Difference]: Start difference. First operand 284 states and 553 transitions. Second operand 7 states. [2020-10-11 12:59:15,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:15,298 INFO L93 Difference]: Finished difference Result 360 states and 694 transitions. [2020-10-11 12:59:15,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-11 12:59:15,299 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2020-10-11 12:59:15,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:15,301 INFO L225 Difference]: With dead ends: 360 [2020-10-11 12:59:15,301 INFO L226 Difference]: Without dead ends: 360 [2020-10-11 12:59:15,302 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-11 12:59:15,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-10-11 12:59:15,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 324. [2020-10-11 12:59:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-10-11 12:59:15,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 627 transitions. [2020-10-11 12:59:15,311 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 627 transitions. Word has length 48 [2020-10-11 12:59:15,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:15,312 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 627 transitions. [2020-10-11 12:59:15,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-11 12:59:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 627 transitions. [2020-10-11 12:59:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-11 12:59:15,313 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:15,313 INFO L421 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] [2020-10-11 12:59:15,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:15,528 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:15,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:15,528 INFO L82 PathProgramCache]: Analyzing trace with hash -2001070123, now seen corresponding path program 5 times [2020-10-11 12:59:15,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:15,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794440535] [2020-10-11 12:59:15,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:15,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794440535] [2020-10-11 12:59:15,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123313380] [2020-10-11 12:59:15,620 INFO L93 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 [2020-10-11 12:59:15,916 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-10-11 12:59:15,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:15,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 39 conjunts are in the unsatisfiable core [2020-10-11 12:59:15,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:15,978 INFO L384 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 [2020-10-11 12:59:15,979 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:15,981 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:15,982 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:15,982 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2020-10-11 12:59:16,027 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,028 INFO L384 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 [2020-10-11 12:59:16,029 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,060 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-10-11 12:59:16,062 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:16,069 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:16,070 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-10-11 12:59:16,146 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:16,171 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:16,173 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:16,193 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,194 INFO L384 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 [2020-10-11 12:59:16,195 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,230 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,231 INFO L384 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 [2020-10-11 12:59:16,232 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:16,236 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,364 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2020-10-11 12:59:16,366 INFO L625 ElimStorePlain]: treesize reduction 50, result has 64.8 percent of original size [2020-10-11 12:59:16,371 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:16,371 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-10-11 12:59:16,410 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:16,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:16,430 INFO L384 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 [2020-10-11 12:59:16,431 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,438 INFO L384 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 [2020-10-11 12:59:16,439 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,475 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,477 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:16,478 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 12:59:16,556 INFO L384 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 [2020-10-11 12:59:16,563 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,574 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,574 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,575 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-10-11 12:59:16,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:16,618 INFO L384 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 30 treesize of output 29 [2020-10-11 12:59:16,618 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,625 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,627 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,627 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:9 [2020-10-11 12:59:16,670 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,670 INFO L384 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 [2020-10-11 12:59:16,671 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,690 INFO L625 ElimStorePlain]: treesize reduction 30, result has 44.4 percent of original size [2020-10-11 12:59:16,691 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,692 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2020-10-11 12:59:16,724 INFO L350 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-10-11 12:59:16,725 INFO L384 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 [2020-10-11 12:59:16,726 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:16,732 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:16,732 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2020-10-11 12:59:16,751 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 63 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-11 12:59:16,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:16,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2020-10-11 12:59:16,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118228021] [2020-10-11 12:59:16,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-11 12:59:16,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:16,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-11 12:59:16,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-10-11 12:59:16,759 INFO L87 Difference]: Start difference. First operand 324 states and 627 transitions. Second operand 17 states. [2020-10-11 12:59:19,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:19,825 INFO L93 Difference]: Finished difference Result 990 states and 1887 transitions. [2020-10-11 12:59:19,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-11 12:59:19,825 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 55 [2020-10-11 12:59:19,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:19,831 INFO L225 Difference]: With dead ends: 990 [2020-10-11 12:59:19,832 INFO L226 Difference]: Without dead ends: 990 [2020-10-11 12:59:19,834 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=738, Invalid=2342, Unknown=0, NotChecked=0, Total=3080 [2020-10-11 12:59:19,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2020-10-11 12:59:19,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 640. [2020-10-11 12:59:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2020-10-11 12:59:19,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1212 transitions. [2020-10-11 12:59:19,864 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1212 transitions. Word has length 55 [2020-10-11 12:59:19,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:19,864 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 1212 transitions. [2020-10-11 12:59:19,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-11 12:59:19,864 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1212 transitions. [2020-10-11 12:59:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-11 12:59:19,866 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:19,866 INFO L421 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] [2020-10-11 12:59:20,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:20,079 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:20,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:20,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1721466975, now seen corresponding path program 1 times [2020-10-11 12:59:20,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:20,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601656542] [2020-10-11 12:59:20,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:20,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601656542] [2020-10-11 12:59:20,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701726435] [2020-10-11 12:59:20,271 INFO L95 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 [2020-10-11 12:59:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:20,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-11 12:59:20,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:20,428 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:20,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:20,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2020-10-11 12:59:20,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819928070] [2020-10-11 12:59:20,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-11 12:59:20,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:20,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-11 12:59:20,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-10-11 12:59:20,430 INFO L87 Difference]: Start difference. First operand 640 states and 1212 transitions. Second operand 9 states. [2020-10-11 12:59:20,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:20,495 INFO L93 Difference]: Finished difference Result 828 states and 1557 transitions. [2020-10-11 12:59:20,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-11 12:59:20,496 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-10-11 12:59:20,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:20,500 INFO L225 Difference]: With dead ends: 828 [2020-10-11 12:59:20,500 INFO L226 Difference]: Without dead ends: 828 [2020-10-11 12:59:20,501 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-10-11 12:59:20,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2020-10-11 12:59:20,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 740. [2020-10-11 12:59:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-10-11 12:59:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1395 transitions. [2020-10-11 12:59:20,520 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1395 transitions. Word has length 64 [2020-10-11 12:59:20,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:20,521 INFO L481 AbstractCegarLoop]: Abstraction has 740 states and 1395 transitions. [2020-10-11 12:59:20,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-11 12:59:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1395 transitions. [2020-10-11 12:59:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-11 12:59:20,523 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:20,523 INFO L421 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] [2020-10-11 12:59:20,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:20,737 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:20,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:20,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1068182613, now seen corresponding path program 2 times [2020-10-11 12:59:20,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:20,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34432046] [2020-10-11 12:59:20,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:20,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34432046] [2020-10-11 12:59:20,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007506616] [2020-10-11 12:59:20,903 INFO L93 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 [2020-10-11 12:59:21,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-11 12:59:21,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:21,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-11 12:59:21,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:21,235 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:21,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:21,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2020-10-11 12:59:21,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359699600] [2020-10-11 12:59:21,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-11 12:59:21,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:21,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-11 12:59:21,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-10-11 12:59:21,239 INFO L87 Difference]: Start difference. First operand 740 states and 1395 transitions. Second operand 10 states. [2020-10-11 12:59:21,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:21,333 INFO L93 Difference]: Finished difference Result 928 states and 1740 transitions. [2020-10-11 12:59:21,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-11 12:59:21,334 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 71 [2020-10-11 12:59:21,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:21,341 INFO L225 Difference]: With dead ends: 928 [2020-10-11 12:59:21,342 INFO L226 Difference]: Without dead ends: 928 [2020-10-11 12:59:21,342 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-10-11 12:59:21,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2020-10-11 12:59:21,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 840. [2020-10-11 12:59:21,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 840 states. [2020-10-11 12:59:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 840 states and 1578 transitions. [2020-10-11 12:59:21,370 INFO L78 Accepts]: Start accepts. Automaton has 840 states and 1578 transitions. Word has length 71 [2020-10-11 12:59:21,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:21,370 INFO L481 AbstractCegarLoop]: Abstraction has 840 states and 1578 transitions. [2020-10-11 12:59:21,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-11 12:59:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1578 transitions. [2020-10-11 12:59:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-11 12:59:21,374 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:21,374 INFO L421 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] [2020-10-11 12:59:21,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:21,587 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:21,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:21,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1341473003, now seen corresponding path program 3 times [2020-10-11 12:59:21,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:21,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780737645] [2020-10-11 12:59:21,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:21,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780737645] [2020-10-11 12:59:21,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723888720] [2020-10-11 12:59:21,750 INFO L93 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 [2020-10-11 12:59:23,337 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-10-11 12:59:23,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:23,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 68 conjunts are in the unsatisfiable core [2020-10-11 12:59:23,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:23,373 INFO L384 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 92 treesize of output 88 [2020-10-11 12:59:23,374 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,412 INFO L625 ElimStorePlain]: treesize reduction 65, result has 20.7 percent of original size [2020-10-11 12:59:23,414 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,414 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:20, output treesize:4 [2020-10-11 12:59:23,449 INFO L384 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 [2020-10-11 12:59:23,449 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,454 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,454 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,455 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-10-11 12:59:23,475 INFO L384 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 [2020-10-11 12:59:23,476 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,482 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,483 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,483 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-10-11 12:59:23,514 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:23,528 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,529 INFO L384 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 [2020-10-11 12:59:23,530 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,559 INFO L625 ElimStorePlain]: treesize reduction 30, result has 53.1 percent of original size [2020-10-11 12:59:23,562 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,563 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2020-10-11 12:59:23,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:23,601 INFO L384 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 25 treesize of output 24 [2020-10-11 12:59:23,602 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,610 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,613 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,613 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-10-11 12:59:23,668 INFO L384 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 [2020-10-11 12:59:23,668 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,673 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,673 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,673 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2020-10-11 12:59:23,700 INFO L384 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 [2020-10-11 12:59:23,701 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,706 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,708 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,709 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-10-11 12:59:23,761 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:23,776 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,777 INFO L384 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 [2020-10-11 12:59:23,778 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,802 INFO L625 ElimStorePlain]: treesize reduction 26, result has 49.0 percent of original size [2020-10-11 12:59:23,803 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,804 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2020-10-11 12:59:23,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:23,834 INFO L384 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 [2020-10-11 12:59:23,834 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,842 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,843 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,843 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-10-11 12:59:23,847 INFO L384 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 [2020-10-11 12:59:23,848 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,849 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:23,850 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:23,850 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:1 [2020-10-11 12:59:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 78 proven. 35 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-11 12:59:23,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:23,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2020-10-11 12:59:23,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561036118] [2020-10-11 12:59:23,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-11 12:59:23,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:23,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-11 12:59:23,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2020-10-11 12:59:23,865 INFO L87 Difference]: Start difference. First operand 840 states and 1578 transitions. Second operand 21 states. [2020-10-11 12:59:26,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:26,146 INFO L93 Difference]: Finished difference Result 1276 states and 2352 transitions. [2020-10-11 12:59:26,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-10-11 12:59:26,147 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 79 [2020-10-11 12:59:26,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:26,154 INFO L225 Difference]: With dead ends: 1276 [2020-10-11 12:59:26,154 INFO L226 Difference]: Without dead ends: 1276 [2020-10-11 12:59:26,156 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1747 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1143, Invalid=4113, Unknown=0, NotChecked=0, Total=5256 [2020-10-11 12:59:26,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2020-10-11 12:59:26,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 888. [2020-10-11 12:59:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 888 states. [2020-10-11 12:59:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1638 transitions. [2020-10-11 12:59:26,178 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1638 transitions. Word has length 79 [2020-10-11 12:59:26,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:26,179 INFO L481 AbstractCegarLoop]: Abstraction has 888 states and 1638 transitions. [2020-10-11 12:59:26,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-11 12:59:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1638 transitions. [2020-10-11 12:59:26,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-11 12:59:26,181 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:26,181 INFO L421 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 12:59:26,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-10-11 12:59:26,395 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:26,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1962857127, now seen corresponding path program 4 times [2020-10-11 12:59:26,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:26,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147969973] [2020-10-11 12:59:26,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:26,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147969973] [2020-10-11 12:59:26,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859841996] [2020-10-11 12:59:26,538 INFO L93 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 [2020-10-11 12:59:28,265 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-11 12:59:28,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:28,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-11 12:59:28,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:28,307 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:28,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:28,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12 [2020-10-11 12:59:28,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6880742] [2020-10-11 12:59:28,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-11 12:59:28,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:28,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-11 12:59:28,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-10-11 12:59:28,309 INFO L87 Difference]: Start difference. First operand 888 states and 1638 transitions. Second operand 12 states. [2020-10-11 12:59:28,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 12:59:28,388 INFO L93 Difference]: Finished difference Result 1060 states and 1947 transitions. [2020-10-11 12:59:28,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-11 12:59:28,389 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-10-11 12:59:28,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 12:59:28,394 INFO L225 Difference]: With dead ends: 1060 [2020-10-11 12:59:28,394 INFO L226 Difference]: Without dead ends: 1060 [2020-10-11 12:59:28,395 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-10-11 12:59:28,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2020-10-11 12:59:28,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 980. [2020-10-11 12:59:28,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2020-10-11 12:59:28,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1803 transitions. [2020-10-11 12:59:28,416 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1803 transitions. Word has length 88 [2020-10-11 12:59:28,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 12:59:28,416 INFO L481 AbstractCegarLoop]: Abstraction has 980 states and 1803 transitions. [2020-10-11 12:59:28,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-11 12:59:28,416 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1803 transitions. [2020-10-11 12:59:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-11 12:59:28,419 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 12:59:28,419 INFO L421 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] [2020-10-11 12:59:28,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 12:59:28,632 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 12:59:28,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 12:59:28,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1574165281, now seen corresponding path program 5 times [2020-10-11 12:59:28,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 12:59:28,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163448634] [2020-10-11 12:59:28,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 12:59:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 12:59:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 12:59:28,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163448634] [2020-10-11 12:59:28,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219560620] [2020-10-11 12:59:28,795 INFO L93 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 [2020-10-11 12:59:33,300 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2020-10-11 12:59:33,301 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 12:59:33,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 141 conjunts are in the unsatisfiable core [2020-10-11 12:59:33,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 12:59:33,392 INFO L384 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 [2020-10-11 12:59:33,393 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,394 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,394 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,395 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:12 [2020-10-11 12:59:33,443 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,444 INFO L384 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 63 [2020-10-11 12:59:33,444 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:33,449 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,484 INFO L625 ElimStorePlain]: treesize reduction 24, result has 63.1 percent of original size [2020-10-11 12:59:33,486 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:33,488 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,488 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:36 [2020-10-11 12:59:33,566 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:33,573 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:33,576 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:33,589 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,590 INFO L384 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 [2020-10-11 12:59:33,592 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 12:59:33,594 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 12:59:33,595 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:33,596 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,619 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,619 INFO L384 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 [2020-10-11 12:59:33,622 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 12:59:33,622 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:33,623 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,703 INFO L625 ElimStorePlain]: treesize reduction 141, result has 34.7 percent of original size [2020-10-11 12:59:33,704 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,705 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:91, output treesize:49 [2020-10-11 12:59:33,757 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:33,773 INFO L384 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 [2020-10-11 12:59:33,774 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,780 INFO L384 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 [2020-10-11 12:59:33,781 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,814 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,816 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,816 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:49 [2020-10-11 12:59:33,871 INFO L384 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 [2020-10-11 12:59:33,872 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,873 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,874 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,874 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2020-10-11 12:59:33,919 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:33,920 INFO L384 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 [2020-10-11 12:59:33,921 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:33,952 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-10-11 12:59:33,954 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:33,955 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:33,955 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-10-11 12:59:34,056 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,069 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:34,072 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:34,125 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,125 INFO L384 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 [2020-10-11 12:59:34,126 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,148 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,149 INFO L384 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 [2020-10-11 12:59:34,149 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,155 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,245 INFO L625 ElimStorePlain]: treesize reduction 50, result has 64.8 percent of original size [2020-10-11 12:59:34,248 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:34,249 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-10-11 12:59:34,306 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,317 INFO L384 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 [2020-10-11 12:59:34,317 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:34,328 INFO L384 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 [2020-10-11 12:59:34,328 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,366 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,367 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:34,367 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 12:59:34,440 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 12:59:34,441 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,456 INFO L384 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 [2020-10-11 12:59:34,457 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,479 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,484 INFO L384 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 25 treesize of output 15 [2020-10-11 12:59:34,485 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,504 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,505 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:34,505 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:84, output treesize:35 [2020-10-11 12:59:34,552 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,590 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,591 INFO L384 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 [2020-10-11 12:59:34,592 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,599 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,605 INFO L384 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 [2020-10-11 12:59:34,606 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,680 INFO L625 ElimStorePlain]: treesize reduction 24, result has 77.4 percent of original size [2020-10-11 12:59:34,681 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,685 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 12:59:34,686 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:76, output treesize:60 [2020-10-11 12:59:34,778 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,818 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,819 INFO L384 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 [2020-10-11 12:59:34,820 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:34,821 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,825 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:34,843 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:34,843 INFO L384 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 [2020-10-11 12:59:34,844 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:34,845 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:34,942 INFO L625 ElimStorePlain]: treesize reduction 55, result has 64.1 percent of original size [2020-10-11 12:59:34,949 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:34,950 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-10-11 12:59:35,010 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,020 INFO L384 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 [2020-10-11 12:59:35,020 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:35,027 INFO L384 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 [2020-10-11 12:59:35,028 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,065 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,066 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,066 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 12:59:35,224 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 12:59:35,224 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:35,240 INFO L384 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 [2020-10-11 12:59:35,241 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,277 INFO L625 ElimStorePlain]: treesize reduction 10, result has 87.3 percent of original size [2020-10-11 12:59:35,286 INFO L384 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 [2020-10-11 12:59:35,287 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,304 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,304 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,304 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:47 [2020-10-11 12:59:35,358 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,388 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,389 INFO L384 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 [2020-10-11 12:59:35,390 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,391 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:35,399 INFO L384 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 [2020-10-11 12:59:35,400 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,487 INFO L625 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-10-11 12:59:35,489 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,494 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 12:59:35,495 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2020-10-11 12:59:35,623 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,653 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,653 INFO L384 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 [2020-10-11 12:59:35,655 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 12:59:35,655 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:35,656 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,666 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:35,678 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,679 INFO L384 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 [2020-10-11 12:59:35,681 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 12:59:35,682 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,767 INFO L625 ElimStorePlain]: treesize reduction 120, result has 43.4 percent of original size [2020-10-11 12:59:35,772 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,772 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-10-11 12:59:35,841 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 12:59:35,856 INFO L384 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 [2020-10-11 12:59:35,856 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:35,866 INFO L384 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 [2020-10-11 12:59:35,867 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:35,900 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:35,901 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 12:59:35,901 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 12:59:36,006 INFO L384 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 [2020-10-11 12:59:36,007 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,016 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,017 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,017 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2020-10-11 12:59:36,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:36,071 INFO L384 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 [2020-10-11 12:59:36,071 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,087 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,088 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,088 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-10-11 12:59:36,214 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:36,227 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,228 INFO L384 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 [2020-10-11 12:59:36,229 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,275 INFO L625 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-10-11 12:59:36,276 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,276 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-10-11 12:59:36,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:36,348 INFO L384 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 [2020-10-11 12:59:36,348 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,367 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,368 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,368 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 12:59:36,461 INFO L384 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 [2020-10-11 12:59:36,461 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,475 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,476 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,476 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 12:59:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:36,536 INFO L384 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 [2020-10-11 12:59:36,536 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,551 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,553 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,553 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-10-11 12:59:36,702 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 12:59:36,714 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,714 INFO L384 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 [2020-10-11 12:59:36,715 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:36,716 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,767 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-10-11 12:59:36,768 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,769 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-10-11 12:59:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:36,851 INFO L384 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 [2020-10-11 12:59:36,852 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,869 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,870 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,871 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 12:59:36,967 INFO L384 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 [2020-10-11 12:59:36,968 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,980 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:36,981 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:36,981 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 12:59:37,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 12:59:37,057 INFO L384 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 33 treesize of output 32 [2020-10-11 12:59:37,058 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,071 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:37,073 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,073 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:40, output treesize:9 [2020-10-11 12:59:37,172 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:37,173 INFO L384 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 [2020-10-11 12:59:37,174 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 12:59:37,175 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,233 INFO L625 ElimStorePlain]: treesize reduction 35, result has 46.2 percent of original size [2020-10-11 12:59:37,234 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,235 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2020-10-11 12:59:37,287 INFO L350 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-10-11 12:59:37,288 INFO L384 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 [2020-10-11 12:59:37,288 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,296 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 12:59:37,297 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 12:59:37,298 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2020-10-11 12:59:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 214 proven. 71 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-11 12:59:37,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 12:59:37,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 39] total 50 [2020-10-11 12:59:37,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620745191] [2020-10-11 12:59:37,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 50 states [2020-10-11 12:59:37,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 12:59:37,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2020-10-11 12:59:37,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=430, Invalid=2020, Unknown=0, NotChecked=0, Total=2450 [2020-10-11 12:59:37,386 INFO L87 Difference]: Start difference. First operand 980 states and 1803 transitions. Second operand 50 states. [2020-10-11 12:59:45,833 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2020-10-11 12:59:53,855 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-10-11 12:59:57,192 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-10-11 12:59:58,070 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-10-11 12:59:58,965 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-10-11 12:59:59,435 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-10-11 13:00:03,215 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2020-10-11 13:00:03,410 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-10-11 13:00:04,171 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-10-11 13:00:04,706 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-10-11 13:00:05,257 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2020-10-11 13:00:08,342 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-10-11 13:00:09,077 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2020-10-11 13:00:09,866 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-10-11 13:00:10,266 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 35 [2020-10-11 13:00:10,939 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-10-11 13:00:11,252 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2020-10-11 13:00:12,282 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-10-11 13:00:14,749 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2020-10-11 13:00:15,084 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-10-11 13:00:15,529 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-10-11 13:00:17,044 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-10-11 13:00:17,954 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 35 [2020-10-11 13:00:20,486 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 33 [2020-10-11 13:00:21,633 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-10-11 13:00:22,519 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 34 [2020-10-11 13:00:23,419 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2020-10-11 13:00:23,865 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-10-11 13:00:24,156 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2020-10-11 13:00:24,414 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2020-10-11 13:00:25,444 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2020-10-11 13:00:25,687 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2020-10-11 13:00:26,154 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-10-11 13:00:26,518 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2020-10-11 13:00:27,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:00:27,773 INFO L93 Difference]: Finished difference Result 4407 states and 7984 transitions. [2020-10-11 13:00:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 394 states. [2020-10-11 13:00:27,775 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 96 [2020-10-11 13:00:27,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:00:27,790 INFO L225 Difference]: With dead ends: 4407 [2020-10-11 13:00:27,790 INFO L226 Difference]: Without dead ends: 4407 [2020-10-11 13:00:27,808 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 858 GetRequests, 433 SyntacticMatches, 2 SemanticMatches, 423 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87617 ImplicationChecksByTransitivity, 42.1s TimeCoverageRelationStatistics Valid=23886, Invalid=156314, Unknown=0, NotChecked=0, Total=180200 [2020-10-11 13:00:27,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2020-10-11 13:00:27,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 2562. [2020-10-11 13:00:27,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2562 states. [2020-10-11 13:00:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4625 transitions. [2020-10-11 13:00:27,886 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4625 transitions. Word has length 96 [2020-10-11 13:00:27,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:00:27,886 INFO L481 AbstractCegarLoop]: Abstraction has 2562 states and 4625 transitions. [2020-10-11 13:00:27,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 50 states. [2020-10-11 13:00:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4625 transitions. [2020-10-11 13:00:27,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-11 13:00:27,892 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:00:27,892 INFO L421 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] [2020-10-11 13:00:28,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 13:00:28,105 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:00:28,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:00:28,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1634230719, now seen corresponding path program 6 times [2020-10-11 13:00:28,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:00:28,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099890545] [2020-10-11 13:00:28,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:00:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:00:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:28,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099890545] [2020-10-11 13:00:28,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567604888] [2020-10-11 13:00:28,354 INFO L93 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 [2020-10-11 13:00:42,740 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2020-10-11 13:00:42,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 13:00:42,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 111 conjunts are in the unsatisfiable core [2020-10-11 13:00:42,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:00:42,852 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:42,852 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 965 treesize of output 907 [2020-10-11 13:00:42,853 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,859 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,860 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,863 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,866 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,867 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,868 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,870 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,870 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,871 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,872 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,873 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,877 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,878 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,879 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,879 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,882 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,888 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,889 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,893 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,894 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,898 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,899 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,900 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,901 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:00:42,906 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:00:43,248 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2020-10-11 13:00:43,249 INFO L625 ElimStorePlain]: treesize reduction 2079, result has 1.9 percent of original size [2020-10-11 13:00:43,253 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,253 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:47, output treesize:13 [2020-10-11 13:00:43,307 INFO L384 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 [2020-10-11 13:00:43,308 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,317 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,318 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,318 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2020-10-11 13:00:43,361 INFO L384 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 [2020-10-11 13:00:43,361 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,373 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,375 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,375 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:22 [2020-10-11 13:00:43,435 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:00:43,454 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,455 INFO L384 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 [2020-10-11 13:00:43,456 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,511 INFO L625 ElimStorePlain]: treesize reduction 30, result has 58.3 percent of original size [2020-10-11 13:00:43,513 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,513 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:52, output treesize:28 [2020-10-11 13:00:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:00:43,558 INFO L384 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 [2020-10-11 13:00:43,559 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,581 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,582 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,582 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:28 [2020-10-11 13:00:43,653 INFO L384 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 34 treesize of output 18 [2020-10-11 13:00:43,654 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,668 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,669 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,669 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:46, output treesize:22 [2020-10-11 13:00:43,727 INFO L384 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 [2020-10-11 13:00:43,727 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,744 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,747 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,747 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:22 [2020-10-11 13:00:43,823 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:00:43,847 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,848 INFO L384 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 [2020-10-11 13:00:43,849 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:00:43,850 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,915 INFO L625 ElimStorePlain]: treesize reduction 35, result has 57.8 percent of original size [2020-10-11 13:00:43,917 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,917 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:52, output treesize:28 [2020-10-11 13:00:43,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:00:43,966 INFO L384 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 [2020-10-11 13:00:43,967 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,987 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:43,989 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:43,989 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:28 [2020-10-11 13:00:44,061 INFO L384 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 34 treesize of output 18 [2020-10-11 13:00:44,061 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,075 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:44,076 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,076 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:46, output treesize:22 [2020-10-11 13:00:44,123 INFO L384 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 [2020-10-11 13:00:44,123 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,139 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:44,140 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,141 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:22 [2020-10-11 13:00:44,218 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:00:44,245 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:44,245 INFO L384 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 [2020-10-11 13:00:44,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:00:44,247 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,317 INFO L625 ElimStorePlain]: treesize reduction 35, result has 57.8 percent of original size [2020-10-11 13:00:44,318 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,319 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:52, output treesize:28 [2020-10-11 13:00:44,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:00:44,375 INFO L384 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 [2020-10-11 13:00:44,376 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,396 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:44,397 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,398 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:28 [2020-10-11 13:00:44,404 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 19 treesize of output 7 [2020-10-11 13:00:44,405 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,407 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:00:44,407 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:00:44,408 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:1 [2020-10-11 13:00:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 237 proven. 18 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-10-11 13:00:44,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:00:44,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2020-10-11 13:00:44,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373687063] [2020-10-11 13:00:44,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-11 13:00:44,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:00:44,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-11 13:00:44,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=527, Unknown=0, NotChecked=0, Total=702 [2020-10-11 13:00:44,430 INFO L87 Difference]: Start difference. First operand 2562 states and 4625 transitions. Second operand 27 states. [2020-10-11 13:00:50,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:00:50,872 INFO L93 Difference]: Finished difference Result 2491 states and 4455 transitions. [2020-10-11 13:00:50,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2020-10-11 13:00:50,874 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 104 [2020-10-11 13:00:50,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:00:50,884 INFO L225 Difference]: With dead ends: 2491 [2020-10-11 13:00:50,884 INFO L226 Difference]: Without dead ends: 2491 [2020-10-11 13:00:50,885 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4807 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=2973, Invalid=9683, Unknown=0, NotChecked=0, Total=12656 [2020-10-11 13:00:50,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2491 states. [2020-10-11 13:00:50,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2491 to 1284. [2020-10-11 13:00:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1284 states. [2020-10-11 13:00:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 2339 transitions. [2020-10-11 13:00:50,916 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 2339 transitions. Word has length 104 [2020-10-11 13:00:50,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:00:50,917 INFO L481 AbstractCegarLoop]: Abstraction has 1284 states and 2339 transitions. [2020-10-11 13:00:50,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-11 13:00:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2339 transitions. [2020-10-11 13:00:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-11 13:00:50,920 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:00:50,920 INFO L421 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 9, 9, 9, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 13:00:51,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-11 13:00:51,134 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:00:51,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:00:51,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1180971947, now seen corresponding path program 7 times [2020-10-11 13:00:51,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:00:51,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777175257] [2020-10-11 13:00:51,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:00:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:00:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:51,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777175257] [2020-10-11 13:00:51,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8104254] [2020-10-11 13:00:51,456 INFO L93 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 [2020-10-11 13:00:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:00:51,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 14 conjunts are in the unsatisfiable core [2020-10-11 13:00:51,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:00:51,616 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:51,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:00:51,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 15 [2020-10-11 13:00:51,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137163015] [2020-10-11 13:00:51,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-11 13:00:51,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:00:51,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-11 13:00:51,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2020-10-11 13:00:51,618 INFO L87 Difference]: Start difference. First operand 1284 states and 2339 transitions. Second operand 15 states. [2020-10-11 13:00:51,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:00:51,800 INFO L93 Difference]: Finished difference Result 1516 states and 2753 transitions. [2020-10-11 13:00:51,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-11 13:00:51,801 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 113 [2020-10-11 13:00:51,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:00:51,808 INFO L225 Difference]: With dead ends: 1516 [2020-10-11 13:00:51,809 INFO L226 Difference]: Without dead ends: 1516 [2020-10-11 13:00:51,809 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2020-10-11 13:00:51,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2020-10-11 13:00:51,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1408. [2020-10-11 13:00:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1408 states. [2020-10-11 13:00:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 2560 transitions. [2020-10-11 13:00:51,836 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 2560 transitions. Word has length 113 [2020-10-11 13:00:51,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:00:51,836 INFO L481 AbstractCegarLoop]: Abstraction has 1408 states and 2560 transitions. [2020-10-11 13:00:51,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-11 13:00:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2560 transitions. [2020-10-11 13:00:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-11 13:00:51,840 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:00:51,840 INFO L421 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 10, 10, 10, 10, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 13:00:52,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-11 13:00:52,055 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:00:52,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:00:52,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1081833195, now seen corresponding path program 8 times [2020-10-11 13:00:52,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:00:52,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33277962] [2020-10-11 13:00:52,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:00:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:00:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:52,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33277962] [2020-10-11 13:00:52,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243215124] [2020-10-11 13:00:52,492 INFO L93 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 [2020-10-11 13:00:52,820 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-11 13:00:52,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 13:00:52,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-11 13:00:52,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:00:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:52,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:00:52,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 16 [2020-10-11 13:00:52,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646959000] [2020-10-11 13:00:52,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-11 13:00:52,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:00:52,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-11 13:00:52,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-10-11 13:00:52,873 INFO L87 Difference]: Start difference. First operand 1408 states and 2560 transitions. Second operand 16 states. [2020-10-11 13:00:53,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:00:53,096 INFO L93 Difference]: Finished difference Result 1640 states and 2974 transitions. [2020-10-11 13:00:53,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-11 13:00:53,098 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 121 [2020-10-11 13:00:53,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:00:53,109 INFO L225 Difference]: With dead ends: 1640 [2020-10-11 13:00:53,109 INFO L226 Difference]: Without dead ends: 1640 [2020-10-11 13:00:53,110 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2020-10-11 13:00:53,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2020-10-11 13:00:53,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1532. [2020-10-11 13:00:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1532 states. [2020-10-11 13:00:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 2781 transitions. [2020-10-11 13:00:53,149 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 2781 transitions. Word has length 121 [2020-10-11 13:00:53,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:00:53,150 INFO L481 AbstractCegarLoop]: Abstraction has 1532 states and 2781 transitions. [2020-10-11 13:00:53,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-11 13:00:53,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2781 transitions. [2020-10-11 13:00:53,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-11 13:00:53,157 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:00:53,157 INFO L421 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 11, 11, 11, 11, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 13:00:53,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-10-11 13:00:53,371 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:00:53,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:00:53,372 INFO L82 PathProgramCache]: Analyzing trace with hash -767261227, now seen corresponding path program 9 times [2020-10-11 13:00:53,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:00:53,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332279898] [2020-10-11 13:00:53,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:00:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:00:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:00:53,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332279898] [2020-10-11 13:00:53,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281500127] [2020-10-11 13:00:53,858 INFO L93 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 [2020-10-11 13:01:17,955 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2020-10-11 13:01:17,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 13:01:18,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 126 conjunts are in the unsatisfiable core [2020-10-11 13:01:18,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:01:18,161 INFO L384 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 [2020-10-11 13:01:18,163 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:01:18,196 INFO L625 ElimStorePlain]: treesize reduction 25, result has 40.5 percent of original size [2020-10-11 13:01:18,199 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,199 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:20, output treesize:4 [2020-10-11 13:01:18,252 INFO L384 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 [2020-10-11 13:01:18,253 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,260 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,261 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,261 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-10-11 13:01:18,306 INFO L384 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 [2020-10-11 13:01:18,307 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,332 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,334 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,334 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-10-11 13:01:18,404 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:01:18,428 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,429 INFO L384 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 [2020-10-11 13:01:18,431 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,485 INFO L625 ElimStorePlain]: treesize reduction 30, result has 53.1 percent of original size [2020-10-11 13:01:18,490 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,490 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2020-10-11 13:01:18,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:01:18,541 INFO L384 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 25 treesize of output 24 [2020-10-11 13:01:18,542 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,561 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,563 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,563 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-10-11 13:01:18,619 INFO L384 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 [2020-10-11 13:01:18,620 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,628 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,629 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,629 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2020-10-11 13:01:18,673 INFO L384 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 [2020-10-11 13:01:18,674 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,689 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,689 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-10-11 13:01:18,748 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:01:18,770 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,770 INFO L384 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 [2020-10-11 13:01:18,771 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,810 INFO L625 ElimStorePlain]: treesize reduction 26, result has 52.7 percent of original size [2020-10-11 13:01:18,812 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,812 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:20 [2020-10-11 13:01:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:01:18,859 INFO L384 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 25 treesize of output 24 [2020-10-11 13:01:18,860 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,881 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,882 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,883 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-10-11 13:01:18,979 INFO L384 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 [2020-10-11 13:01:18,980 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,985 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:18,985 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:18,986 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2020-10-11 13:01:19,026 INFO L384 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 [2020-10-11 13:01:19,027 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,036 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,037 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,037 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2020-10-11 13:01:19,093 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:01:19,110 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,111 INFO L384 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 [2020-10-11 13:01:19,112 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,148 INFO L625 ElimStorePlain]: treesize reduction 26, result has 52.7 percent of original size [2020-10-11 13:01:19,150 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,150 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:20 [2020-10-11 13:01:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:01:19,208 INFO L384 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 25 treesize of output 24 [2020-10-11 13:01:19,209 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,232 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,233 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,233 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2020-10-11 13:01:19,343 INFO L384 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 [2020-10-11 13:01:19,344 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,352 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,353 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,353 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:16 [2020-10-11 13:01:19,409 INFO L384 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 [2020-10-11 13:01:19,409 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,420 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,422 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,422 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-10-11 13:01:19,516 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:01:19,543 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,543 INFO L384 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 [2020-10-11 13:01:19,544 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,575 INFO L625 ElimStorePlain]: treesize reduction 26, result has 49.0 percent of original size [2020-10-11 13:01:19,580 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,580 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2020-10-11 13:01:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:01:19,631 INFO L384 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 [2020-10-11 13:01:19,632 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,645 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,646 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,646 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-10-11 13:01:19,652 INFO L384 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 [2020-10-11 13:01:19,653 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,655 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:01:19,655 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:01:19,655 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:1 [2020-10-11 13:01:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 428 proven. 74 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2020-10-11 13:01:19,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:01:19,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19] total 35 [2020-10-11 13:01:19,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788160414] [2020-10-11 13:01:19,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-11 13:01:19,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:01:19,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-11 13:01:19,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=976, Unknown=0, NotChecked=0, Total=1190 [2020-10-11 13:01:19,695 INFO L87 Difference]: Start difference. First operand 1532 states and 2781 transitions. Second operand 35 states. [2020-10-11 13:01:30,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:01:30,224 INFO L93 Difference]: Finished difference Result 2940 states and 5302 transitions. [2020-10-11 13:01:30,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2020-10-11 13:01:30,225 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 129 [2020-10-11 13:01:30,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:01:30,235 INFO L225 Difference]: With dead ends: 2940 [2020-10-11 13:01:30,235 INFO L226 Difference]: Without dead ends: 2940 [2020-10-11 13:01:30,237 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 110 SyntacticMatches, 2 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11905 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=3903, Invalid=26199, Unknown=0, NotChecked=0, Total=30102 [2020-10-11 13:01:30,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2940 states. [2020-10-11 13:01:30,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2940 to 2002. [2020-10-11 13:01:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2002 states. [2020-10-11 13:01:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 2002 states and 3608 transitions. [2020-10-11 13:01:30,276 INFO L78 Accepts]: Start accepts. Automaton has 2002 states and 3608 transitions. Word has length 129 [2020-10-11 13:01:30,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:01:30,277 INFO L481 AbstractCegarLoop]: Abstraction has 2002 states and 3608 transitions. [2020-10-11 13:01:30,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-11 13:01:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3608 transitions. [2020-10-11 13:01:30,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-11 13:01:30,282 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:01:30,282 INFO L421 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] [2020-10-11 13:01:30,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 13:01:30,497 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:01:30,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:01:30,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1961047275, now seen corresponding path program 10 times [2020-10-11 13:01:30,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:01:30,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744766952] [2020-10-11 13:01:30,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:01:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:01:30,943 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:01:30,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744766952] [2020-10-11 13:01:30,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981697230] [2020-10-11 13:01:30,944 INFO L93 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 [2020-10-11 13:02:11,199 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-11 13:02:11,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 13:02:12,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 17 conjunts are in the unsatisfiable core [2020-10-11 13:02:12,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:02:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:02:12,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:02:12,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 18 [2020-10-11 13:02:12,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938428615] [2020-10-11 13:02:12,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-11 13:02:12,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:02:12,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-11 13:02:12,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2020-10-11 13:02:12,050 INFO L87 Difference]: Start difference. First operand 2002 states and 3608 transitions. Second operand 18 states. [2020-10-11 13:02:12,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:02:12,329 INFO L93 Difference]: Finished difference Result 2294 states and 4127 transitions. [2020-10-11 13:02:12,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-11 13:02:12,331 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 137 [2020-10-11 13:02:12,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:02:12,342 INFO L225 Difference]: With dead ends: 2294 [2020-10-11 13:02:12,343 INFO L226 Difference]: Without dead ends: 2294 [2020-10-11 13:02:12,343 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2020-10-11 13:02:12,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2294 states. [2020-10-11 13:02:12,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2294 to 2158. [2020-10-11 13:02:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2158 states. [2020-10-11 13:02:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 2158 states and 3885 transitions. [2020-10-11 13:02:12,392 INFO L78 Accepts]: Start accepts. Automaton has 2158 states and 3885 transitions. Word has length 137 [2020-10-11 13:02:12,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:02:12,392 INFO L481 AbstractCegarLoop]: Abstraction has 2158 states and 3885 transitions. [2020-10-11 13:02:12,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-11 13:02:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 3885 transitions. [2020-10-11 13:02:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-11 13:02:12,401 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:02:12,401 INFO L421 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] [2020-10-11 13:02:12,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 13:02:12,614 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:02:12,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:02:12,615 INFO L82 PathProgramCache]: Analyzing trace with hash 712689621, now seen corresponding path program 11 times [2020-10-11 13:02:12,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:02:12,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331917112] [2020-10-11 13:02:12,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:02:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:02:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:02:13,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331917112] [2020-10-11 13:02:13,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721568630] [2020-10-11 13:02:13,187 INFO L93 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 [2020-10-11 13:02:23,872 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2020-10-11 13:02:23,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-11 13:02:23,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 228 conjunts are in the unsatisfiable core [2020-10-11 13:02:23,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-11 13:02:24,045 INFO L384 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 [2020-10-11 13:02:24,046 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,055 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,055 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,056 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:12 [2020-10-11 13:02:24,122 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,123 INFO L384 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 63 [2020-10-11 13:02:24,124 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:24,125 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,180 INFO L625 ElimStorePlain]: treesize reduction 24, result has 63.1 percent of original size [2020-10-11 13:02:24,182 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:24,184 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:24,185 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:36 [2020-10-11 13:02:24,325 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:24,364 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,365 INFO L384 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 [2020-10-11 13:02:24,365 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 13:02:24,366 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:24,366 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:24,374 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:24,399 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,399 INFO L384 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 [2020-10-11 13:02:24,400 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 13:02:24,402 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:24,545 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 45 [2020-10-11 13:02:24,547 INFO L625 ElimStorePlain]: treesize reduction 139, result has 35.0 percent of original size [2020-10-11 13:02:24,553 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:24,553 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:91, output treesize:49 [2020-10-11 13:02:24,744 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:24,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:24,767 INFO L384 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2020-10-11 13:02:24,768 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,783 INFO L384 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 [2020-10-11 13:02:24,785 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,819 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,819 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:24,820 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:91, output treesize:49 [2020-10-11 13:02:24,938 INFO L384 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 [2020-10-11 13:02:24,941 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,943 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:24,944 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:24,944 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2020-10-11 13:02:25,010 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:25,011 INFO L384 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 [2020-10-11 13:02:25,011 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:25,068 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-10-11 13:02:25,069 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:25,070 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:25,071 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:35 [2020-10-11 13:02:25,254 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:25,265 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:25,270 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:25,305 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:25,305 INFO L384 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 [2020-10-11 13:02:25,306 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:25,345 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:25,345 INFO L384 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 [2020-10-11 13:02:25,346 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:25,347 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:25,509 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2020-10-11 13:02:25,510 INFO L625 ElimStorePlain]: treesize reduction 50, result has 64.8 percent of original size [2020-10-11 13:02:25,515 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:25,516 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2020-10-11 13:02:25,621 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:25,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:25,641 INFO L384 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 [2020-10-11 13:02:25,642 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:25,651 INFO L384 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 [2020-10-11 13:02:25,652 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:25,708 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:25,709 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:25,710 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 13:02:25,978 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 13:02:25,979 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:25,997 INFO L384 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 [2020-10-11 13:02:25,998 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,066 INFO L625 ElimStorePlain]: treesize reduction 10, result has 87.3 percent of original size [2020-10-11 13:02:26,072 INFO L384 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 [2020-10-11 13:02:26,073 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,098 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:26,098 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:26,098 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:49 [2020-10-11 13:02:26,205 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:26,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:26,231 INFO L384 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 [2020-10-11 13:02:26,232 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,282 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:26,283 INFO L384 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 [2020-10-11 13:02:26,284 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,408 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-10-11 13:02:26,409 INFO L625 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-10-11 13:02:26,410 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:26,416 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:26,417 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2020-10-11 13:02:26,638 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:26,649 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:26,652 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:26,680 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:26,681 INFO L384 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 [2020-10-11 13:02:26,681 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,714 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:26,714 INFO L384 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 [2020-10-11 13:02:26,715 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 13:02:26,716 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:26,716 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:26,845 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-10-11 13:02:26,846 INFO L625 ElimStorePlain]: treesize reduction 53, result has 61.3 percent of original size [2020-10-11 13:02:26,849 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:26,849 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-10-11 13:02:26,970 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:26,988 INFO L384 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 [2020-10-11 13:02:26,989 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:27,006 INFO L384 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 [2020-10-11 13:02:27,006 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:27,067 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:27,068 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:27,069 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 13:02:27,352 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 13:02:27,352 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:27,365 INFO L384 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 [2020-10-11 13:02:27,366 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:27,429 INFO L625 ElimStorePlain]: treesize reduction 13, result has 84.0 percent of original size [2020-10-11 13:02:27,436 INFO L384 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 [2020-10-11 13:02:27,436 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:27,463 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:27,463 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:27,463 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:49 [2020-10-11 13:02:27,571 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:27,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:27,591 INFO L384 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 [2020-10-11 13:02:27,592 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:27,641 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:27,642 INFO L384 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 [2020-10-11 13:02:27,642 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:27,774 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-10-11 13:02:27,775 INFO L625 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-10-11 13:02:27,776 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:27,778 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:27,778 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2020-10-11 13:02:28,112 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:28,161 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:28,162 INFO L384 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 [2020-10-11 13:02:28,162 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 13:02:28,163 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:28,163 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:28,170 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:28,197 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:28,197 INFO L384 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 [2020-10-11 13:02:28,198 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:28,338 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-10-11 13:02:28,339 INFO L625 ElimStorePlain]: treesize reduction 53, result has 61.3 percent of original size [2020-10-11 13:02:28,342 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:28,343 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-10-11 13:02:28,485 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:28,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:28,508 INFO L384 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 [2020-10-11 13:02:28,508 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:28,518 INFO L384 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 [2020-10-11 13:02:28,518 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:28,578 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:28,580 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:28,581 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 13:02:28,907 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 13:02:28,907 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:28,936 INFO L384 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 [2020-10-11 13:02:28,937 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:29,054 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-10-11 13:02:29,055 INFO L625 ElimStorePlain]: treesize reduction 10, result has 87.3 percent of original size [2020-10-11 13:02:29,064 INFO L384 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 [2020-10-11 13:02:29,065 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:29,118 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:29,119 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:29,119 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:47 [2020-10-11 13:02:29,426 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:29,534 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:29,535 INFO L384 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 [2020-10-11 13:02:29,536 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:29,564 INFO L384 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 [2020-10-11 13:02:29,565 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:29,784 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-10-11 13:02:29,785 INFO L625 ElimStorePlain]: treesize reduction 24, result has 79.3 percent of original size [2020-10-11 13:02:29,787 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:29,790 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:29,790 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2020-10-11 13:02:30,178 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:30,195 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:30,200 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:30,237 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:30,238 INFO L384 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 [2020-10-11 13:02:30,239 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:30,279 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:30,279 INFO L384 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 [2020-10-11 13:02:30,281 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 13:02:30,281 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:30,282 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:30,452 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2020-10-11 13:02:30,454 INFO L625 ElimStorePlain]: treesize reduction 53, result has 61.3 percent of original size [2020-10-11 13:02:30,457 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:30,457 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2020-10-11 13:02:30,633 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:30,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:30,663 INFO L384 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 [2020-10-11 13:02:30,663 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:30,679 INFO L384 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 [2020-10-11 13:02:30,679 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:30,747 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:30,748 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:30,749 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2020-10-11 13:02:31,165 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2020-10-11 13:02:31,165 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:31,179 INFO L384 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 [2020-10-11 13:02:31,180 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:31,260 INFO L625 ElimStorePlain]: treesize reduction 13, result has 84.0 percent of original size [2020-10-11 13:02:31,267 INFO L384 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 [2020-10-11 13:02:31,268 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:31,295 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:31,295 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:31,296 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:49 [2020-10-11 13:02:31,457 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:31,528 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:31,528 INFO L384 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 [2020-10-11 13:02:31,528 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:31,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:31,541 INFO L384 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 [2020-10-11 13:02:31,542 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:31,653 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-10-11 13:02:31,654 INFO L625 ElimStorePlain]: treesize reduction 25, result has 77.3 percent of original size [2020-10-11 13:02:31,659 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:31,659 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:59 [2020-10-11 13:02:31,979 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-11 13:02:32,038 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:32,038 INFO L384 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 [2020-10-11 13:02:32,039 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 1] term [2020-10-11 13:02:32,039 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:32,040 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:32,050 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:32,056 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:32,094 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:32,094 INFO L384 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 [2020-10-11 13:02:32,096 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 13:02:32,097 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:32,108 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:32,134 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:32,134 INFO L384 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 [2020-10-11 13:02:32,135 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:32,348 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2020-10-11 13:02:32,349 INFO L625 ElimStorePlain]: treesize reduction 147, result has 46.9 percent of original size [2020-10-11 13:02:32,353 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:32,353 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:140, output treesize:77 [2020-10-11 13:02:32,539 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-11 13:02:32,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:32,568 INFO L384 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 [2020-10-11 13:02:32,569 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:32,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:32,588 INFO L384 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 [2020-10-11 13:02:32,589 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:32,602 INFO L384 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 [2020-10-11 13:02:32,602 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:32,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:32,699 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-10-11 13:02:32,699 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:122, output treesize:77 [2020-10-11 13:02:32,990 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:02:32,992 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2020-10-11 13:02:32,993 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:33,005 INFO L384 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 [2020-10-11 13:02:33,006 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,048 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:33,059 INFO L384 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 [2020-10-11 13:02:33,060 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,098 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:33,098 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:33,098 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:83, output treesize:57 [2020-10-11 13:02:33,242 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:33,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:33,266 INFO L384 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 [2020-10-11 13:02:33,267 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:33,281 INFO L384 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 [2020-10-11 13:02:33,281 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,340 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:33,341 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-10-11 13:02:33,341 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:97, output treesize:69 [2020-10-11 13:02:33,686 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:33,709 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:33,710 INFO L384 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 [2020-10-11 13:02:33,710 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,781 INFO L625 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2020-10-11 13:02:33,783 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,783 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-10-11 13:02:33,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:33,950 INFO L384 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 [2020-10-11 13:02:33,951 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,978 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:33,980 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:33,980 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 13:02:34,168 INFO L384 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 [2020-10-11 13:02:34,169 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,190 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:34,190 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,191 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 13:02:34,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:34,335 INFO L384 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 [2020-10-11 13:02:34,335 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,360 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:34,361 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,361 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-10-11 13:02:34,696 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:34,720 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:34,720 INFO L384 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 [2020-10-11 13:02:34,721 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:34,721 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,807 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-10-11 13:02:34,809 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:34,809 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-10-11 13:02:35,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:35,020 INFO L384 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 [2020-10-11 13:02:35,021 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,059 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:35,061 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,061 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 13:02:35,349 INFO L384 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 [2020-10-11 13:02:35,349 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,376 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:35,376 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,376 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 13:02:35,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:35,558 INFO L384 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 [2020-10-11 13:02:35,558 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,586 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:35,587 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:35,588 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-10-11 13:02:35,998 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:36,022 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:36,022 INFO L384 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 [2020-10-11 13:02:36,023 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-11 13:02:36,025 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-10-11 13:02:36,100 INFO L625 ElimStorePlain]: treesize reduction 93, result has 38.0 percent of original size [2020-10-11 13:02:36,101 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:36,102 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:61, output treesize:40 [2020-10-11 13:02:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:36,331 INFO L384 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 [2020-10-11 13:02:36,331 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:36,358 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:36,359 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:36,360 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 13:02:38,868 INFO L384 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 [2020-10-11 13:02:38,869 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:38,902 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:38,903 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:38,904 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 13:02:39,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:39,120 INFO L384 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 [2020-10-11 13:02:39,121 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,154 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:39,155 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,155 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:54, output treesize:34 [2020-10-11 13:02:39,589 INFO L173 IndexEqualityManager]: detected equality via solver [2020-10-11 13:02:39,614 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:39,614 INFO L384 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 [2020-10-11 13:02:39,614 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:39,615 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,695 INFO L625 ElimStorePlain]: treesize reduction 35, result has 63.2 percent of original size [2020-10-11 13:02:39,696 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,697 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2020-10-11 13:02:39,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-11 13:02:39,925 INFO L384 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 [2020-10-11 13:02:39,925 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,975 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:39,976 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:39,976 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2020-10-11 13:02:40,217 INFO L384 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 [2020-10-11 13:02:40,218 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,241 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:40,242 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,242 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2020-10-11 13:02:40,463 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:40,463 INFO L384 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 32 treesize of output 75 [2020-10-11 13:02:40,464 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-11 13:02:40,467 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,534 INFO L625 ElimStorePlain]: treesize reduction 44, result has 49.4 percent of original size [2020-10-11 13:02:40,537 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,537 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:47, output treesize:9 [2020-10-11 13:02:40,827 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:40,828 INFO L384 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 [2020-10-11 13:02:40,829 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-11 13:02:40,829 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,868 INFO L625 ElimStorePlain]: treesize reduction 35, result has 46.2 percent of original size [2020-10-11 13:02:40,869 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:40,870 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2020-10-11 13:02:41,017 INFO L350 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2020-10-11 13:02:41,018 INFO L384 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 [2020-10-11 13:02:41,018 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-11 13:02:41,029 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-11 13:02:41,030 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-11 13:02:41,031 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2020-10-11 13:02:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 614 proven. 214 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-11 13:02:41,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-11 13:02:41,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 64] total 81 [2020-10-11 13:02:41,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710376433] [2020-10-11 13:02:41,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 81 states [2020-10-11 13:02:41,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 13:02:41,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2020-10-11 13:02:41,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=937, Invalid=5543, Unknown=0, NotChecked=0, Total=6480 [2020-10-11 13:02:41,137 INFO L87 Difference]: Start difference. First operand 2158 states and 3885 transitions. Second operand 81 states. [2020-10-11 13:02:43,865 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-10-11 13:02:44,048 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-10-11 13:02:44,948 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:02:45,438 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:02:46,663 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2020-10-11 13:02:47,606 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-10-11 13:02:47,920 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2020-10-11 13:02:48,452 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-10-11 13:02:50,042 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:02:50,214 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2020-10-11 13:02:51,049 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-10-11 13:02:51,733 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-10-11 13:02:52,011 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2020-10-11 13:02:52,384 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2020-10-11 13:02:54,830 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:02:55,084 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:02:55,265 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:02:56,433 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:02:57,370 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:02:57,668 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:02:58,037 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:02:58,313 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:03:01,081 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:01,284 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:03:01,536 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:03:01,727 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:03,070 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:03:04,282 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:03:04,555 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:03:04,947 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:03:05,213 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:03:05,511 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:03:08,524 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:08,837 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:03:09,107 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:09,322 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:03:09,593 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:03:10,824 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:03:11,816 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:03:14,387 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:03:14,881 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:03:15,215 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:03:16,306 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:03:16,760 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:03:17,813 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:03:18,105 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:03:18,413 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:03:19,202 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:03:20,451 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:03:21,635 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:03:21,986 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:03:22,212 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:22,860 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:03:23,145 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:23,385 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:03:24,171 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:03:24,565 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:03:25,096 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:03:26,139 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:03:26,924 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:03:27,513 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:03:27,965 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:03:28,268 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:03:29,047 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:03:29,413 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:03:30,411 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:03:30,748 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:03:31,459 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:03:31,776 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:03:32,268 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:03:32,483 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:03:34,208 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:03:34,582 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:03:34,831 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:35,037 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:03:35,382 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:03:35,687 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:03:36,186 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:03:36,850 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:03:37,165 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:38,397 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:03:38,749 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:03:39,500 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:03:39,764 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:03:40,366 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:03:41,398 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:03:41,816 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:03:42,254 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:03:43,215 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:03:43,635 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:03:44,230 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:03:44,765 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:03:45,126 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:03:45,781 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:03:46,209 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:03:47,693 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:03:48,790 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:03:53,504 WARN L193 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:03:54,316 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:03:54,613 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:03:54,893 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:03:55,142 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:03:56,081 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:03:56,544 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:03:57,550 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:03:58,186 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:03:58,467 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:58,700 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:03:58,945 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:03:59,379 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:03:59,707 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:04:00,255 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:04:00,865 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:04:01,608 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:04:03,204 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:04:03,604 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:04:04,191 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:04:04,602 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:04:04,808 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:04:05,657 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:04:05,953 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:04:06,261 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:04:06,661 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:04:07,102 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:04:07,609 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:04:08,071 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:04:08,641 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:04:09,064 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:04:09,548 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:04:10,186 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:04:10,761 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:04:11,263 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:04:11,751 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:04:12,465 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:04:12,870 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:04:13,332 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:04:13,827 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:04:15,945 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:04:16,503 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:04:17,094 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:04:17,773 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:04:19,030 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:04:19,560 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:04:19,902 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:04:20,259 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:04:21,027 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:04:21,559 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:04:22,604 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:04:23,123 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:04:23,538 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:04:23,862 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:04:24,129 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:04:24,426 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:04:24,696 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:04:25,184 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:04:25,648 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:04:26,322 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:04:26,924 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:04:28,392 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:04:28,949 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:04:29,369 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:04:29,599 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:04:30,024 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:04:30,560 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:04:31,300 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:04:31,781 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:04:32,047 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:04:32,478 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:04:32,716 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:04:33,293 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:04:33,710 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:04:34,052 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:04:34,760 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:04:35,250 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:04:35,492 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:04:36,115 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:04:36,661 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:04:37,323 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:04:37,836 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:04:38,432 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:04:39,209 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:04:39,766 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:04:40,429 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:04:40,948 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:04:41,505 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:04:42,067 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:04:43,009 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:04:43,714 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:04:46,086 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:04:46,792 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:04:47,326 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-11 13:04:47,916 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:04:48,692 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:04:49,962 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:04:50,332 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:04:50,933 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:04:51,762 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:04:52,289 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:04:53,056 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:04:53,661 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:04:54,200 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-11 13:04:54,746 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:04:55,217 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:04:55,694 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:04:56,060 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:04:56,338 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:04:56,658 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:04:56,999 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:04:57,487 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:04:57,978 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:04:58,529 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:04:59,264 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:04:59,848 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:05:00,199 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:05:00,472 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:05:00,818 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:05:01,381 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:05:02,098 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:05:02,501 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:05:03,027 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:05:03,469 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2020-10-11 13:05:04,066 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:05:04,855 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:05:05,146 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:05:05,733 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:05:06,017 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:05:06,289 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:05:06,735 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:05:07,179 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:05:07,702 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:05:08,394 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:05:08,718 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:05:09,333 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:05:10,155 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:05:10,728 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:05:11,372 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:05:12,196 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:05:12,748 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:05:13,770 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:05:14,338 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:05:15,024 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:05:15,821 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:05:16,331 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:05:17,685 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:05:18,017 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:05:19,189 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:05:19,947 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:05:20,238 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:05:20,897 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:05:21,557 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2020-10-11 13:05:22,080 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:05:22,772 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:05:23,043 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:05:24,390 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-11 13:05:24,770 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:05:25,947 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:05:26,523 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:05:26,973 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:05:27,303 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:05:27,552 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:05:28,251 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 47 [2020-10-11 13:05:28,753 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:05:29,188 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:05:29,646 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:05:30,066 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:05:30,479 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-11 13:05:30,739 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:05:30,982 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:05:31,979 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:05:32,642 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:05:33,465 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:05:33,914 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:05:35,261 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:05:36,160 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:05:36,503 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:05:37,149 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:05:37,649 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:05:38,410 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:05:38,884 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:05:39,444 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:05:39,754 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:05:40,005 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:05:40,440 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2020-10-11 13:05:40,827 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:05:41,227 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:05:41,785 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:05:42,343 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:05:43,150 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:05:43,711 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:05:44,301 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:05:45,624 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:05:46,233 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:05:46,867 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:05:47,416 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:05:49,180 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:05:49,527 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:05:50,333 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:05:51,713 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:05:52,189 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:05:53,155 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:05:53,499 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:05:54,162 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:05:54,746 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:05:55,760 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:05:57,049 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2020-10-11 13:05:57,578 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-11 13:05:57,966 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:05:58,730 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:05:58,986 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:05:59,444 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:05:59,902 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:06:00,274 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:06:00,550 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:06:01,266 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:06:02,308 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:06:02,799 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:06:03,309 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:06:04,149 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 47 [2020-10-11 13:06:04,615 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-11 13:06:04,910 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:06:05,580 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:06:06,083 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:06:06,373 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:06,652 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:07,027 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:06:07,794 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:06:08,391 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:06:08,678 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:09,060 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:06:09,576 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:06:09,851 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:06:10,161 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:06:10,609 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:06:11,393 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:06:12,134 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:06:12,736 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:06:13,373 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:06:14,144 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:06:14,799 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:06:15,638 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:06:15,935 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:06:16,318 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:06:16,802 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2020-10-11 13:06:17,248 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:06:17,841 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:06:18,571 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:06:19,239 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:06:19,880 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:06:20,727 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:06:22,027 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:06:22,760 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:06:24,267 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:06:25,160 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:06:25,561 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:06:25,984 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:06:26,900 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:06:28,050 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:06:28,657 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:06:29,154 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:06:30,776 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:06:31,471 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:06:32,632 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:06:33,808 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2020-10-11 13:06:34,360 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-11 13:06:34,896 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:06:35,496 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:06:35,788 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:06:36,223 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:06:36,666 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:06:37,236 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:06:37,798 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:06:38,120 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:06:38,971 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:06:39,628 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:06:40,136 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:06:40,726 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:06:41,261 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:06:42,179 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 47 [2020-10-11 13:06:42,781 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-11 13:06:43,354 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:43,906 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:06:44,215 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:06:44,637 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:06:44,948 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:45,427 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:06:46,056 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:06:46,354 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:06:47,561 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:06:48,242 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:06:48,578 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:06:49,103 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:06:49,513 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:06:49,817 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:06:50,282 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:06:50,985 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:06:51,901 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:06:52,819 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:06:53,571 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:06:54,240 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:06:54,919 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:06:56,032 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:06:56,715 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:06:57,362 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:06:57,745 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:06:58,270 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2020-10-11 13:06:59,190 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:07:00,013 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:07:00,652 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:07:02,039 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-10-11 13:07:02,625 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:07:03,372 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:07:04,116 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-10-11 13:07:04,708 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:07:05,150 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2020-10-11 13:07:06,158 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2020-10-11 13:07:07,176 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-10-11 13:07:08,761 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:07:09,240 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-10-11 13:07:10,187 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:07:10,815 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2020-10-11 13:07:11,948 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2020-10-11 13:07:12,947 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 41 [2020-10-11 13:07:13,683 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-11 13:07:14,728 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-10-11 13:07:15,720 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2020-10-11 13:07:16,287 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-11 13:07:16,610 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-10-11 13:07:16,963 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:07:17,562 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-10-11 13:07:18,021 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:07:18,684 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-11 13:07:19,267 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-10-11 13:07:19,955 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-11 13:07:20,286 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-10-11 13:07:21,017 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37 [2020-10-11 13:07:21,968 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2020-10-11 13:07:22,612 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:07:23,273 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-10-11 13:07:24,304 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 47 [2020-10-11 13:07:24,942 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:07:25,373 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:07:25,806 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:07:26,322 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-11 13:07:26,854 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2020-10-11 13:07:27,601 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:07:28,049 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-10-11 13:07:28,398 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-11 13:07:28,902 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:07:29,666 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:07:29,997 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:07:30,682 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:07:31,690 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:07:32,300 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2020-10-11 13:07:32,670 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-10-11 13:07:33,138 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-10-11 13:07:33,654 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2020-10-11 13:07:34,435 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:07:35,181 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-11 13:07:35,984 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2020-10-11 13:07:37,003 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:07:38,052 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 45 [2020-10-11 13:07:38,825 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2020-10-11 13:07:39,622 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2020-10-11 13:07:40,539 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-11 13:07:41,607 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-10-11 13:07:42,148 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 19 [2020-10-11 13:07:42,523 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 18 [2020-10-11 13:07:43,213 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2020-10-11 13:07:43,997 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2020-10-11 13:07:44,954 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-10-11 13:07:46,520 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 41 [2020-10-11 13:07:47,174 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 34 [2020-10-11 13:07:48,022 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2020-10-11 13:07:48,884 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 35 [2020-10-11 13:07:49,333 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 37 [2020-10-11 13:07:49,934 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 37 [2020-10-11 13:07:50,552 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 36 [2020-10-11 13:07:51,487 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2020-10-11 13:07:52,585 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-10-11 13:07:53,362 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2020-10-11 13:07:54,078 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2020-10-11 13:07:57,069 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 84 DAG size of output: 39 [2020-10-11 13:07:58,012 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2020-10-11 13:07:58,471 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2020-10-11 13:07:58,876 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-10-11 13:07:59,269 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2020-10-11 13:08:00,050 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 41 [2020-10-11 13:08:00,670 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2020-10-11 13:08:01,148 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:08:02,195 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 46 [2020-10-11 13:08:02,891 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2020-10-11 13:08:03,545 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-10-11 13:08:04,176 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2020-10-11 13:08:05,053 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 35 [2020-10-11 13:08:06,122 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2020-10-11 13:08:07,524 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-10-11 13:08:08,079 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 37 [2020-10-11 13:08:08,745 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 35 [2020-10-11 13:08:09,324 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 38 [2020-10-11 13:08:09,825 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 38 [2020-10-11 13:08:10,388 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 37 [2020-10-11 13:08:10,911 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-10-11 13:08:11,996 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 43 [2020-10-11 13:08:12,929 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 33 [2020-10-11 13:08:13,665 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-10-11 13:08:14,322 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2020-10-11 13:08:14,994 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 33 [2020-10-11 13:08:15,810 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 37 [2020-10-11 13:08:16,536 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 34 [2020-10-11 13:08:17,227 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2020-10-11 13:08:17,839 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-10-11 13:08:18,641 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2020-10-11 13:08:19,449 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2020-10-11 13:08:20,166 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2020-10-11 13:08:21,049 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 15 [2020-10-11 13:08:22,627 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2020-10-11 13:08:30,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-11 13:08:30,651 INFO L93 Difference]: Finished difference Result 10101 states and 17913 transitions. [2020-10-11 13:08:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 884 states. [2020-10-11 13:08:30,656 INFO L78 Accepts]: Start accepts. Automaton has 81 states. Word has length 145 [2020-10-11 13:08:30,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-11 13:08:30,677 INFO L225 Difference]: With dead ends: 10101 [2020-10-11 13:08:30,677 INFO L226 Difference]: Without dead ends: 10101 [2020-10-11 13:08:30,711 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 1865 GetRequests, 932 SyntacticMatches, 3 SemanticMatches, 930 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428768 ImplicationChecksByTransitivity, 307.5s TimeCoverageRelationStatistics Valid=72637, Invalid=795055, Unknown=0, NotChecked=0, Total=867692 [2020-10-11 13:08:30,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10101 states. [2020-10-11 13:08:30,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10101 to 5314. [2020-10-11 13:08:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5314 states. [2020-10-11 13:08:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5314 states to 5314 states and 9410 transitions. [2020-10-11 13:08:30,840 INFO L78 Accepts]: Start accepts. Automaton has 5314 states and 9410 transitions. Word has length 145 [2020-10-11 13:08:30,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-11 13:08:30,841 INFO L481 AbstractCegarLoop]: Abstraction has 5314 states and 9410 transitions. [2020-10-11 13:08:30,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 81 states. [2020-10-11 13:08:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 9410 transitions. [2020-10-11 13:08:30,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-11 13:08:30,853 INFO L413 BasicCegarLoop]: Found error trace [2020-10-11 13:08:30,853 INFO L421 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 14, 14, 14, 14, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 13:08:31,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-11 13:08:31,067 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-11 13:08:31,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 13:08:31,067 INFO L82 PathProgramCache]: Analyzing trace with hash 263697813, now seen corresponding path program 12 times [2020-10-11 13:08:31,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 13:08:31,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700885579] [2020-10-11 13:08:31,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 13:08:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 13:08:32,035 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 13:08:32,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700885579] [2020-10-11 13:08:32,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000880560] [2020-10-11 13:08:32,035 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown